<?xml version='1.0' encoding='US-ASCII'?><schema xmlns="http://www.w3.org/2001/XMLSchema" xmlns:nlft4="http://nlft4/20260831" xmlns:dei="http://xbrl.sec.gov/dei/2025" xmlns:srt-types="http://fasb.org/srt-types/2025" xmlns:deprecated="http://www.xbrl.org/2009/role/deprecated" xmlns:dtr="http://www.xbrl.org/2009/dtr" xmlns:oef="http://xbrl.sec.gov/oef/2025" xmlns:ref="http://www.xbrl.org/2006/ref" xmlns:xbrldt="http://xbrl.org/2005/xbrldt" xmlns:xl="http://www.xbrl.org/2003/XLink" xmlns:us-gaap="http://fasb.org/us-gaap/2025" xmlns:oef-pre="http://xbrl.sec.gov/oef-pre/2025" xmlns:oef-lab="http://xbrl.sec.gov/oef-lab/2025" xmlns:link="http://www.xbrl.org/2003/linkbase" xmlns:country="http://xbrl.sec.gov/country/2025" xmlns:us-roles="http://fasb.org/us-roles/2025" xmlns:enum2="http://xbrl.org/2020/extensible-enumerations-2.0" xmlns:us-types="http://fasb.org/us-types/2025" xmlns:xlink="http://www.w3.org/1999/xlink" xmlns:dtr-types="http://www.xbrl.org/dtr/type/2022-03-31" xmlns:oef-def="http://xbrl.sec.gov/oef-def/2025" xmlns:negated="http://www.xbrl.org/2009/role/negated" xmlns:xbrldi="http://xbrl.org/2006/xbrldi" xmlns:srt="http://fasb.org/srt/2025" xmlns:oef-sr="http://xbrl.sec.gov/oef-sr/2025" xmlns:srt-roles="http://fasb.org/srt-roles/2025" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xmlns:xbrli="http://www.xbrl.org/2003/instance" targetNamespace="http://nlft4/20260831" elementFormDefault="qualified"><import namespace="http://www.xbrl.org/2003/instance" schemaLocation="http://www.xbrl.org/2003/xbrl-instance-2003-12-31.xsd"/><import namespace="http://www.xbrl.org/2003/linkbase" schemaLocation="http://www.xbrl.org/2003/xbrl-linkbase-2003-12-31.xsd"/><import namespace="http://xbrl.sec.gov/dei/2025" schemaLocation="https://xbrl.sec.gov/dei/2025/dei-2025.xsd"/><import namespace="http://fasb.org/us-types/2025" schemaLocation="https://xbrl.fasb.org/us-gaap/2025/elts/us-types-2025.xsd"/><import namespace="http://www.xbrl.org/dtr/type/2022-03-31" schemaLocation="https://www.xbrl.org/dtr/type/2022-03-31/types.xsd"/><import namespace="http://xbrl.sec.gov/country/2025" schemaLocation="https://xbrl.sec.gov/country/2025/country-2025.xsd"/><import namespace="http://fasb.org/srt/2025" schemaLocation="https://xbrl.fasb.org/srt/2025/elts/srt-2025.xsd"/><import namespace="http://fasb.org/srt-types/2025" schemaLocation="https://xbrl.fasb.org/srt/2025/elts/srt-types-2025.xsd"/><import namespace="http://xbrl.sec.gov/oef-sr/2025" schemaLocation="https://xbrl.sec.gov/oef/2025/oef-sr-2025.xsd"/><import namespace="http://fasb.org/us-gaap/2025" schemaLocation="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd"/><import namespace="http://fasb.org/us-roles/2025" schemaLocation="https://xbrl.fasb.org/us-gaap/2025/elts/us-roles-2025.xsd"/><import namespace="http://fasb.org/srt-roles/2025" schemaLocation="https://xbrl.fasb.org/srt/2025/elts/srt-roles-2025.xsd"/><annotation><appinfo><link:linkbase id="lnk"><link:arcroleRef arcroleURI="http://xbrl.org/int/dim/arcrole/domain-member" xlink:type="simple" xlink:href="http://www.xbrl.org/2005/xbrldt-2005.xsd#domain-member"/><link:roleRef roleURI="http://xbrl.sec.gov/oef/role/ShareholderReport" xlink:type="simple" xlink:href="https://xbrl.sec.gov/oef/2025/oef-2025.xsd#ShareholderReport"/><link:roleRef roleURI="http://xbrl.sec.gov/oef/role/ShareholderReportHoldingsDetails" xlink:type="simple" xlink:href="https://xbrl.sec.gov/oef/2025/oef-2025.xsd#ShareholderReportHoldingsDetails"/><link:roleRef roleURI="http://xbrl.sec.gov/oef/role/ShareholderReportLineGraphDetails" xlink:type="simple" xlink:href="https://xbrl.sec.gov/oef/2025/oef-2025.xsd#ShareholderReportLineGraphDetails"/><link:roleRef roleURI="http://xbrl.sec.gov/oef/role/ShareholderReportAverageAnnualReturnDetails" xlink:type="simple" xlink:href="https://xbrl.sec.gov/oef/2025/oef-2025.xsd#ShareholderReportAverageAnnualReturnDetails"/><link:roleRef roleURI="http://xbrl.sec.gov/oef/role/ClassOnly" xlink:type="simple" xlink:href="https://xbrl.sec.gov/oef/2025/oef-2025.xsd#ClassOnly"/><link:roleRef roleURI="http://xbrl.sec.gov/oef/role/IndustrySectorOnly" xlink:type="simple" xlink:href="https://xbrl.sec.gov/oef/2025/oef-2025.xsd#IndustrySectorOnly"/><link:roleRef roleURI="http://xbrl.sec.gov/oef/role/LargestHoldingOnly" xlink:type="simple" xlink:href="https://xbrl.sec.gov/oef/2025/oef-2025.xsd#LargestHoldingOnly"/><link:presentationLink xlink:type="extended" xlink:role="http://xbrl.sec.gov/oef/role/ShareholderReport"><link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/oef/2025/oef-2025.xsd#oef_ShareClassDomain" xlink:label="ShareClassDomain"/><link:loc xlink:type="locator" xlink:href="#nlft4_C000226137Member" xlink:label="C000226137Member"/><link:presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="ShareClassDomain" xlink:to="C000226137Member" order="1.0" preferredLabel="http://www.xbrl.org/2003/role/label" priority="1"/><link:loc xlink:type="locator" xlink:href="#nlft4_C000226138Member" xlink:label="C000226138Member"/><link:presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="ShareClassDomain" xlink:to="C000226138Member" order="2.0" preferredLabel="http://www.xbrl.org/2003/role/label" priority="1"/><link:loc xlink:type="locator" xlink:href="#nlft4_S000246990Member" xlink:label="S000246990Member"/><link:presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="ShareClassDomain" xlink:to="S000246990Member" order="3.0" preferredLabel="http://www.xbrl.org/2003/role/label" priority="1"/><link:loc xlink:type="locator" xlink:href="#nlft4_C000226139Member" xlink:label="C000226139Member"/><link:presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="ShareClassDomain" xlink:to="C000226139Member" order="4.0" preferredLabel="http://www.xbrl.org/2003/role/label" priority="1"/><link:loc xlink:type="locator" xlink:href="#nlft4_C000246991Member" xlink:label="C000246991Member"/><link:presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="ShareClassDomain" xlink:to="C000246991Member" order="5.0" preferredLabel="http://www.xbrl.org/2003/role/label" priority="1"/><link:loc xlink:type="locator" xlink:href="#nlft4_C000246992Member" xlink:label="C000246992Member"/><link:presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="ShareClassDomain" xlink:to="C000246992Member" order="6.0" preferredLabel="http://www.xbrl.org/2003/role/label" priority="1"/><link:loc xlink:type="locator" xlink:href="#nlft4_C000246993Member" xlink:label="C000246993Member"/><link:presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="ShareClassDomain" xlink:to="C000246993Member" order="7.0" preferredLabel="http://www.xbrl.org/2003/role/label" priority="1"/></link:presentationLink><link:presentationLink xlink:type="extended" xlink:role="http://xbrl.sec.gov/oef/role/ShareholderReportHoldingsDetails"><link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/oef/2025/oef-2025.xsd#oef_ShareClassDomain" xlink:label="ShareClassDomain"/><link:loc xlink:type="locator" xlink:href="#nlft4_C000226137Member" xlink:label="C000226137Member"/><link:presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="ShareClassDomain" xlink:to="C000226137Member" order="1.0" preferredLabel="http://www.xbrl.org/2003/role/label" priority="1"/><link:loc xlink:type="locator" xlink:href="#nlft4_C000226138Member" xlink:label="C000226138Member"/><link:presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="ShareClassDomain" xlink:to="C000226138Member" order="2.0" preferredLabel="http://www.xbrl.org/2003/role/label" priority="1"/><link:loc xlink:type="locator" xlink:href="#nlft4_S000246990Member" xlink:label="S000246990Member"/><link:presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="ShareClassDomain" xlink:to="S000246990Member" order="3.0" preferredLabel="http://www.xbrl.org/2003/role/label" priority="1"/><link:loc xlink:type="locator" xlink:href="#nlft4_C000226139Member" xlink:label="C000226139Member"/><link:presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="ShareClassDomain" xlink:to="C000226139Member" order="4.0" preferredLabel="http://www.xbrl.org/2003/role/label" priority="1"/><link:loc xlink:type="locator" xlink:href="#nlft4_C000246991Member" xlink:label="C000246991Member"/><link:presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="ShareClassDomain" xlink:to="C000246991Member" order="5.0" preferredLabel="http://www.xbrl.org/2003/role/label" priority="1"/><link:loc xlink:type="locator" xlink:href="#nlft4_C000246992Member" xlink:label="C000246992Member"/><link:presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="ShareClassDomain" xlink:to="C000246992Member" order="6.0" preferredLabel="http://www.xbrl.org/2003/role/label" priority="1"/><link:loc xlink:type="locator" xlink:href="#nlft4_C000246993Member" xlink:label="C000246993Member"/><link:presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="ShareClassDomain" xlink:to="C000246993Member" order="7.0" preferredLabel="http://www.xbrl.org/2003/role/label" priority="1"/><link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/oef/2025/oef-2025.xsd#oef_IndustrySectorDomain" xlink:label="IndustrySectorDomain"/><link:loc xlink:type="locator" xlink:href="#nlft4_FixedIncomeMinusOther46138G805SectorMember" xlink:label="FixedIncomeMinusOther46138G805SectorMember"/><link:presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="IndustrySectorDomain" xlink:to="FixedIncomeMinusOther46138G805SectorMember" order="1.0" preferredLabel="http://www.xbrl.org/2003/role/label" priority="1"/><link:loc xlink:type="locator" xlink:href="#nlft4_CommoditySectorMember" xlink:label="CommoditySectorMember"/><link:presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="IndustrySectorDomain" xlink:to="CommoditySectorMember" order="2.0" preferredLabel="http://www.xbrl.org/2003/role/label" priority="1"/><link:loc xlink:type="locator" xlink:href="#nlft4_FixedIncomeSectorMember" xlink:label="FixedIncomeSectorMember"/><link:presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="IndustrySectorDomain" xlink:to="FixedIncomeSectorMember" order="3.0" preferredLabel="http://www.xbrl.org/2003/role/label" priority="1"/><link:loc xlink:type="locator" xlink:href="#nlft4_Technology007903107SectorMember" xlink:label="Technology007903107SectorMember"/><link:presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="IndustrySectorDomain" xlink:to="Technology007903107SectorMember" order="4.0" preferredLabel="http://www.xbrl.org/2003/role/label" priority="1"/><link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/oef/2025/oef-2025.xsd#oef_CommunicationsSectorMember" xlink:label="CommunicationsSectorMember"/><link:presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="IndustrySectorDomain" xlink:to="CommunicationsSectorMember" order="5.0" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="1"/><link:loc xlink:type="locator" xlink:href="#nlft4_IndustrialsSectorMember" xlink:label="IndustrialsSectorMember"/><link:presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="IndustrySectorDomain" xlink:to="IndustrialsSectorMember" order="6.0" preferredLabel="http://www.xbrl.org/2003/role/label" priority="1"/><link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_HealthcareSectorMember" xlink:label="HealthcareSectorMember"/><link:presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="IndustrySectorDomain" xlink:to="HealthcareSectorMember" order="7.0" preferredLabel="http://www.xbrl.org/2003/role/label" priority="1"/><link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_TechnologySectorMember" xlink:label="TechnologySectorMember"/><link:presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="IndustrySectorDomain" xlink:to="TechnologySectorMember" order="8.0" preferredLabel="http://www.xbrl.org/2003/role/label" priority="1"/><link:loc xlink:type="locator" xlink:href="#nlft4_TechnologyG1151C101SectorMember" xlink:label="TechnologyG1151C101SectorMember"/><link:presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="IndustrySectorDomain" xlink:to="TechnologyG1151C101SectorMember" order="9.0" preferredLabel="http://www.xbrl.org/2003/role/label" priority="1"/><link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/oef/2025/oef-2025.xsd#oef_MaterialsSectorMember" xlink:label="MaterialsSectorMember"/><link:presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="IndustrySectorDomain" xlink:to="MaterialsSectorMember" order="10.0" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="1"/><link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/oef/2025/oef-2025.xsd#oef_ConsumerStaplesSectorMember" xlink:label="ConsumerStaplesSectorMember"/><link:presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="IndustrySectorDomain" xlink:to="ConsumerStaplesSectorMember" order="11.0" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="1"/><link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_EnergySectorMember" xlink:label="EnergySectorMember"/><link:presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="IndustrySectorDomain" xlink:to="EnergySectorMember" order="12.0" preferredLabel="http://www.xbrl.org/2003/role/label" priority="1"/><link:loc xlink:type="locator" xlink:href="#nlft4_FinancialsSectorMember" xlink:label="FinancialsSectorMember"/><link:presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="IndustrySectorDomain" xlink:to="FinancialsSectorMember" order="13.0" preferredLabel="http://www.xbrl.org/2003/role/label" priority="1"/><link:loc xlink:type="locator" xlink:href="#nlft4_FixedIncomeMinusOther464287226SectorMember" xlink:label="FixedIncomeMinusOther464287226SectorMember"/><link:presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="IndustrySectorDomain" xlink:to="FixedIncomeMinusOther464287226SectorMember" order="14.0" preferredLabel="http://www.xbrl.org/2003/role/label" priority="1"/><link:loc xlink:type="locator" xlink:href="#nlft4_EquitySectorMember" xlink:label="EquitySectorMember"/><link:presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="IndustrySectorDomain" xlink:to="EquitySectorMember" order="15.0" preferredLabel="http://www.xbrl.org/2003/role/label" priority="1"/><link:loc xlink:type="locator" xlink:href="#nlft4_Equities46138E586SectorMember" xlink:label="Equities46138E586SectorMember"/><link:presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="IndustrySectorDomain" xlink:to="Equities46138E586SectorMember" order="16.0" preferredLabel="http://www.xbrl.org/2003/role/label" priority="1"/><link:loc xlink:type="locator" xlink:href="#nlft4_Technology002121101SectorMember" xlink:label="Technology002121101SectorMember"/><link:presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="IndustrySectorDomain" xlink:to="Technology002121101SectorMember" order="17.0" preferredLabel="http://www.xbrl.org/2003/role/label" priority="1"/><link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/oef/2025/oef-2025.xsd#oef_ConsumerDiscretionarySectorMember" xlink:label="ConsumerDiscretionarySectorMember"/><link:presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="IndustrySectorDomain" xlink:to="ConsumerDiscretionarySectorMember" order="18.0" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" priority="1"/><link:loc xlink:type="locator" xlink:href="#nlft4_Equities46435U663SectorMember" xlink:label="Equities46435U663SectorMember"/><link:presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="IndustrySectorDomain" xlink:to="Equities46435U663SectorMember" order="19.0" preferredLabel="http://www.xbrl.org/2003/role/label" priority="1"/><link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/oef/2025/oef-2025.xsd#oef_LargestHoldingsDomain" xlink:label="LargestHoldingsDomain"/><link:loc xlink:type="locator" xlink:href="#nlft4_A464288588iSharesMBSETFCTIMember" xlink:label="A464288588iSharesMBSETFCTIMember"/><link:presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="LargestHoldingsDomain" xlink:to="A464288588iSharesMBSETFCTIMember" order="1.0" preferredLabel="http://www.xbrl.org/2003/role/label" priority="1"/><link:loc xlink:type="locator" xlink:href="#nlft4_A464287242iSharesiBoxxInvestmentGradeCorporateBondETFCTIMember" xlink:label="A464287242iSharesiBoxxInvestmentGradeCorporateBondETFCTIMember"/><link:presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="LargestHoldingsDomain" xlink:to="A464287242iSharesiBoxxInvestmentGradeCorporateBondETFCTIMember" order="2.0" preferredLabel="http://www.xbrl.org/2003/role/label" priority="1"/><link:loc xlink:type="locator" xlink:href="#nlft4_A464287440iShares7Minus10YearTreasuryBondETFCTIMember" xlink:label="A464287440iShares7Minus10YearTreasuryBondETFCTIMember"/><link:presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="LargestHoldingsDomain" xlink:to="A464287440iShares7Minus10YearTreasuryBondETFCTIMember" order="3.0" preferredLabel="http://www.xbrl.org/2003/role/label" priority="1"/><link:loc xlink:type="locator" xlink:href="#nlft4_A464287226iSharesCoreUSAggregateBondETFCTIMember" xlink:label="A464287226iSharesCoreUSAggregateBondETFCTIMember"/><link:presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="LargestHoldingsDomain" xlink:to="A464287226iSharesCoreUSAggregateBondETFCTIMember" order="4.0" preferredLabel="http://www.xbrl.org/2003/role/label" priority="1"/><link:loc xlink:type="locator" xlink:href="#nlft4_A464287457iShares1Minus3YearTreasuryBondETFCTIMember" xlink:label="A464287457iShares1Minus3YearTreasuryBondETFCTIMember"/><link:presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="LargestHoldingsDomain" xlink:to="A464287457iShares1Minus3YearTreasuryBondETFCTIMember" order="5.0" preferredLabel="http://www.xbrl.org/2003/role/label" priority="1"/><link:loc xlink:type="locator" xlink:href="#nlft4_A464285204iSharesGoldTrustCTIMember" xlink:label="A464285204iSharesGoldTrustCTIMember"/><link:presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="LargestHoldingsDomain" xlink:to="A464285204iSharesGoldTrustCTIMember" order="6.0" preferredLabel="http://www.xbrl.org/2003/role/label" priority="1"/><link:loc xlink:type="locator" xlink:href="#nlft4_A464287432iShares20PlusYearTreasuryBondETFCTIMember" xlink:label="A464287432iShares20PlusYearTreasuryBondETFCTIMember"/><link:presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="LargestHoldingsDomain" xlink:to="A464287432iShares20PlusYearTreasuryBondETFCTIMember" order="7.0" preferredLabel="http://www.xbrl.org/2003/role/label" priority="1"/><link:loc xlink:type="locator" xlink:href="#nlft4_A46138G805InvescoTaxableMunicipalBondETFCTIMember" xlink:label="A46138G805InvescoTaxableMunicipalBondETFCTIMember"/><link:presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="LargestHoldingsDomain" xlink:to="A46138G805InvescoTaxableMunicipalBondETFCTIMember" order="8.0" preferredLabel="http://www.xbrl.org/2003/role/label" priority="1"/><link:loc xlink:type="locator" xlink:href="#nlft4_A78464A359SPDRBloombergConvertibleSecuritiesETFCTIMember" xlink:label="A78464A359SPDRBloombergConvertibleSecuritiesETFCTIMember"/><link:presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="LargestHoldingsDomain" xlink:to="A78464A359SPDRBloombergConvertibleSecuritiesETFCTIMember" order="9.0" preferredLabel="http://www.xbrl.org/2003/role/label" priority="1"/><link:loc xlink:type="locator" xlink:href="#nlft4_A78464A474SPDRPortfolioShortTermCorporateBondETFCTIMember" xlink:label="A78464A474SPDRPortfolioShortTermCorporateBondETFCTIMember"/><link:presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="LargestHoldingsDomain" xlink:to="A78464A474SPDRPortfolioShortTermCorporateBondETFCTIMember" order="10.0" preferredLabel="http://www.xbrl.org/2003/role/label" priority="1"/><link:loc xlink:type="locator" xlink:href="#nlft4_A69608A108PalantirTechnologiesIncClassACTIMember" xlink:label="A69608A108PalantirTechnologiesIncClassACTIMember"/><link:presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="LargestHoldingsDomain" xlink:to="A69608A108PalantirTechnologiesIncClassACTIMember" order="11.0" preferredLabel="http://www.xbrl.org/2003/role/label" priority="1"/><link:loc xlink:type="locator" xlink:href="#nlft4_A532457108EliLillyCompanyCTIMember" xlink:label="A532457108EliLillyCompanyCTIMember"/><link:presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="LargestHoldingsDomain" xlink:to="A532457108EliLillyCompanyCTIMember" order="12.0" preferredLabel="http://www.xbrl.org/2003/role/label" priority="1"/><link:loc xlink:type="locator" xlink:href="#nlft4_A67066G104NVIDIACorporationCTIMember" xlink:label="A67066G104NVIDIACorporationCTIMember"/><link:presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="LargestHoldingsDomain" xlink:to="A67066G104NVIDIACorporationCTIMember" order="13.0" preferredLabel="http://www.xbrl.org/2003/role/label" priority="1"/><link:loc xlink:type="locator" xlink:href="#nlft4_A369604301GEAerospaceCompanyCTIMember" xlink:label="A369604301GEAerospaceCompanyCTIMember"/><link:presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="LargestHoldingsDomain" xlink:to="A369604301GEAerospaceCompanyCTIMember" order="14.0" preferredLabel="http://www.xbrl.org/2003/role/label" priority="1"/><link:loc xlink:type="locator" xlink:href="#nlft4_A038222105AppliedMaterialsIncCTIMember" xlink:label="A038222105AppliedMaterialsIncCTIMember"/><link:presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="LargestHoldingsDomain" xlink:to="A038222105AppliedMaterialsIncCTIMember" order="15.0" preferredLabel="http://www.xbrl.org/2003/role/label" priority="1"/><link:loc xlink:type="locator" xlink:href="#nlft4_A595112103MicronTechnologyIncCTIMember" xlink:label="A595112103MicronTechnologyIncCTIMember"/><link:presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="LargestHoldingsDomain" xlink:to="A595112103MicronTechnologyIncCTIMember" order="16.0" preferredLabel="http://www.xbrl.org/2003/role/label" priority="1"/><link:loc xlink:type="locator" xlink:href="#nlft4_A512807306LamResearchCorporationCTIMember" xlink:label="A512807306LamResearchCorporationCTIMember"/><link:presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="LargestHoldingsDomain" xlink:to="A512807306LamResearchCorporationCTIMember" order="17.0" preferredLabel="http://www.xbrl.org/2003/role/label" priority="1"/><link:loc xlink:type="locator" xlink:href="#nlft4_A64110L106NetflixIncCTIMember" xlink:label="A64110L106NetflixIncCTIMember"/><link:presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="LargestHoldingsDomain" xlink:to="A64110L106NetflixIncCTIMember" order="18.0" preferredLabel="http://www.xbrl.org/2003/role/label" priority="1"/><link:loc xlink:type="locator" xlink:href="#nlft4_A007903107AdvancedMicroDevicesIncCTIMember" xlink:label="A007903107AdvancedMicroDevicesIncCTIMember"/><link:presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="LargestHoldingsDomain" xlink:to="A007903107AdvancedMicroDevicesIncCTIMember" order="19.0" preferredLabel="http://www.xbrl.org/2003/role/label" priority="1"/><link:loc xlink:type="locator" xlink:href="#nlft4_A46120E602IntuitiveSurgicalIncCTIMember" xlink:label="A46120E602IntuitiveSurgicalIncCTIMember"/><link:presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="LargestHoldingsDomain" xlink:to="A46120E602IntuitiveSurgicalIncCTIMember" order="20.0" preferredLabel="http://www.xbrl.org/2003/role/label" priority="1"/><link:loc xlink:type="locator" xlink:href="#nlft4_A192446102CognizantTechnologySolutionsCorporationClassACTIMember" xlink:label="A192446102CognizantTechnologySolutionsCorporationClassACTIMember"/><link:presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="LargestHoldingsDomain" xlink:to="A192446102CognizantTechnologySolutionsCorporationClassACTIMember" order="21.0" preferredLabel="http://www.xbrl.org/2003/role/label" priority="1"/><link:loc xlink:type="locator" xlink:href="#nlft4_A56585A102MarathonPetroleumCorporationCTIMember" xlink:label="A56585A102MarathonPetroleumCorporationCTIMember"/><link:presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="LargestHoldingsDomain" xlink:to="A56585A102MarathonPetroleumCorporationCTIMember" order="22.0" preferredLabel="http://www.xbrl.org/2003/role/label" priority="1"/><link:loc xlink:type="locator" xlink:href="#nlft4_G1151C101AccenturePLCClassACTIMember" xlink:label="G1151C101AccenturePLCClassACTIMember"/><link:presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="LargestHoldingsDomain" xlink:to="G1151C101AccenturePLCClassACTIMember" order="23.0" preferredLabel="http://www.xbrl.org/2003/role/label" priority="1"/><link:loc xlink:type="locator" xlink:href="#nlft4_A407497106HamiltonLaneIncClassACTIMember" xlink:label="A407497106HamiltonLaneIncClassACTIMember"/><link:presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="LargestHoldingsDomain" xlink:to="A407497106HamiltonLaneIncClassACTIMember" order="24.0" preferredLabel="http://www.xbrl.org/2003/role/label" priority="1"/><link:loc xlink:type="locator" xlink:href="#nlft4_G0378L100AngloGoldAshantiPLCCTIMember" xlink:label="G0378L100AngloGoldAshantiPLCCTIMember"/><link:presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="LargestHoldingsDomain" xlink:to="G0378L100AngloGoldAshantiPLCCTIMember" order="25.0" preferredLabel="http://www.xbrl.org/2003/role/label" priority="1"/><link:loc xlink:type="locator" xlink:href="#nlft4_A461202103IntuitIncCTIMember" xlink:label="A461202103IntuitIncCTIMember"/><link:presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="LargestHoldingsDomain" xlink:to="A461202103IntuitIncCTIMember" order="26.0" preferredLabel="http://www.xbrl.org/2003/role/label" priority="1"/><link:loc xlink:type="locator" xlink:href="#nlft4_G3922B107GenpactLtdCTIMember" xlink:label="G3922B107GenpactLtdCTIMember"/><link:presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="LargestHoldingsDomain" xlink:to="G3922B107GenpactLtdCTIMember" order="27.0" preferredLabel="http://www.xbrl.org/2003/role/label" priority="1"/><link:loc xlink:type="locator" xlink:href="#nlft4_A093671105HRBlockIncCTIMember" xlink:label="A093671105HRBlockIncCTIMember"/><link:presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="LargestHoldingsDomain" xlink:to="A093671105HRBlockIncCTIMember" order="28.0" preferredLabel="http://www.xbrl.org/2003/role/label" priority="1"/><link:loc xlink:type="locator" xlink:href="#nlft4_A525327102LeidosHoldingsIncCTIMember" xlink:label="A525327102LeidosHoldingsIncCTIMember"/><link:presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="LargestHoldingsDomain" xlink:to="A525327102LeidosHoldingsIncCTIMember" order="29.0" preferredLabel="http://www.xbrl.org/2003/role/label" priority="1"/><link:loc xlink:type="locator" xlink:href="#nlft4_A78467J100SSCTechnologiesHoldingsIncCTIMember" xlink:label="A78467J100SSCTechnologiesHoldingsIncCTIMember"/><link:presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="LargestHoldingsDomain" xlink:to="A78467J100SSCTechnologiesHoldingsIncCTIMember" order="30.0" preferredLabel="http://www.xbrl.org/2003/role/label" priority="1"/><link:loc xlink:type="locator" xlink:href="#nlft4_A81369Y209StateStreetHealthCareSelectSectorSPDRETFCTIMember" xlink:label="A81369Y209StateStreetHealthCareSelectSectorSPDRETFCTIMember"/><link:presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="LargestHoldingsDomain" xlink:to="A81369Y209StateStreetHealthCareSelectSectorSPDRETFCTIMember" order="31.0" preferredLabel="http://www.xbrl.org/2003/role/label" priority="1"/><link:loc xlink:type="locator" xlink:href="#nlft4_A81369Y852StateStreetCommunicationServicesSelectSectorSPDRETFCTIMember" xlink:label="A81369Y852StateStreetCommunicationServicesSelectSectorSPDRETFCTIMember"/><link:presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="LargestHoldingsDomain" xlink:to="A81369Y852StateStreetCommunicationServicesSelectSectorSPDRETFCTIMember" order="32.0" preferredLabel="http://www.xbrl.org/2003/role/label" priority="1"/><link:loc xlink:type="locator" xlink:href="#nlft4_A81369Y803StateStreetTechnologySelectSectorSPDRETFCTIMember" xlink:label="A81369Y803StateStreetTechnologySelectSectorSPDRETFCTIMember"/><link:presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="LargestHoldingsDomain" xlink:to="A81369Y803StateStreetTechnologySelectSectorSPDRETFCTIMember" order="33.0" preferredLabel="http://www.xbrl.org/2003/role/label" priority="1"/><link:loc xlink:type="locator" xlink:href="#nlft4_A81369Y308StateStreetConsumerStaplesSelectSectorSPDRETFCTIMember" xlink:label="A81369Y308StateStreetConsumerStaplesSelectSectorSPDRETFCTIMember"/><link:presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="LargestHoldingsDomain" xlink:to="A81369Y308StateStreetConsumerStaplesSelectSectorSPDRETFCTIMember" order="34.0" preferredLabel="http://www.xbrl.org/2003/role/label" priority="1"/><link:loc xlink:type="locator" xlink:href="#nlft4_A81369Y605StateStreetFinancialSelectSectorSPDRETFCTIMember" xlink:label="A81369Y605StateStreetFinancialSelectSectorSPDRETFCTIMember"/><link:presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="LargestHoldingsDomain" xlink:to="A81369Y605StateStreetFinancialSelectSectorSPDRETFCTIMember" order="35.0" preferredLabel="http://www.xbrl.org/2003/role/label" priority="1"/><link:loc xlink:type="locator" xlink:href="#nlft4_A81369Y407StateStreetConsumerDiscretionarySelectSectorSPDRETFCTIMember" xlink:label="A81369Y407StateStreetConsumerDiscretionarySelectSectorSPDRETFCTIMember"/><link:presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="LargestHoldingsDomain" xlink:to="A81369Y407StateStreetConsumerDiscretionarySelectSectorSPDRETFCTIMember" order="36.0" preferredLabel="http://www.xbrl.org/2003/role/label" priority="1"/><link:loc xlink:type="locator" xlink:href="#nlft4_A81369Y860StateStreetRealEstateSelectSectorSPDRETFCTIMember" xlink:label="A81369Y860StateStreetRealEstateSelectSectorSPDRETFCTIMember"/><link:presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="LargestHoldingsDomain" xlink:to="A81369Y860StateStreetRealEstateSelectSectorSPDRETFCTIMember" order="37.0" preferredLabel="http://www.xbrl.org/2003/role/label" priority="1"/><link:loc xlink:type="locator" xlink:href="#nlft4_A81369Y704StateStreetIndustrialSelectSectorSPDRETFCTIMember" xlink:label="A81369Y704StateStreetIndustrialSelectSectorSPDRETFCTIMember"/><link:presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="LargestHoldingsDomain" xlink:to="A81369Y704StateStreetIndustrialSelectSectorSPDRETFCTIMember" order="38.0" preferredLabel="http://www.xbrl.org/2003/role/label" priority="1"/><link:loc xlink:type="locator" xlink:href="#nlft4_A78464A599SPDRSPSoftwareServicesETFCTIMember" xlink:label="A78464A599SPDRSPSoftwareServicesETFCTIMember"/><link:presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="LargestHoldingsDomain" xlink:to="A78464A599SPDRSPSoftwareServicesETFCTIMember" order="39.0" preferredLabel="http://www.xbrl.org/2003/role/label" priority="1"/><link:loc xlink:type="locator" xlink:href="#nlft4_A464288810iSharesUSMedicalDevicesETFCTIMember" xlink:label="A464288810iSharesUSMedicalDevicesETFCTIMember"/><link:presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="LargestHoldingsDomain" xlink:to="A464288810iSharesUSMedicalDevicesETFCTIMember" order="40.0" preferredLabel="http://www.xbrl.org/2003/role/label" priority="1"/><link:loc xlink:type="locator" xlink:href="#nlft4_A464288828iSharesUSHealthcareProvidersETFCTIMember" xlink:label="A464288828iSharesUSHealthcareProvidersETFCTIMember"/><link:presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="LargestHoldingsDomain" xlink:to="A464288828iSharesUSHealthcareProvidersETFCTIMember" order="41.0" preferredLabel="http://www.xbrl.org/2003/role/label" priority="1"/><link:loc xlink:type="locator" xlink:href="#nlft4_A78464A722SPDRSPPharmaceuticalsETFCTIMember" xlink:label="A78464A722SPDRSPPharmaceuticalsETFCTIMember"/><link:presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="LargestHoldingsDomain" xlink:to="A78464A722SPDRSPPharmaceuticalsETFCTIMember" order="42.0" preferredLabel="http://www.xbrl.org/2003/role/label" priority="1"/><link:loc xlink:type="locator" xlink:href="#nlft4_A46137V720InvescoLeisureEntertainmentETFCTIMember" xlink:label="A46137V720InvescoLeisureEntertainmentETFCTIMember"/><link:presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="LargestHoldingsDomain" xlink:to="A46137V720InvescoLeisureEntertainmentETFCTIMember" order="43.0" preferredLabel="http://www.xbrl.org/2003/role/label" priority="1"/><link:loc xlink:type="locator" xlink:href="#nlft4_A46138E586InvescoKBWPropertyCasualtyETFCTIMember" xlink:label="A46138E586InvescoKBWPropertyCasualtyETFCTIMember"/><link:presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="LargestHoldingsDomain" xlink:to="A46138E586InvescoKBWPropertyCasualtyETFCTIMember" order="44.0" preferredLabel="http://www.xbrl.org/2003/role/label" priority="1"/><link:loc xlink:type="locator" xlink:href="#nlft4_A78464A789SPDRSPInsuranceETFCTIMember" xlink:label="A78464A789SPDRSPInsuranceETFCTIMember"/><link:presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="LargestHoldingsDomain" xlink:to="A78464A789SPDRSPInsuranceETFCTIMember" order="45.0" preferredLabel="http://www.xbrl.org/2003/role/label" priority="1"/><link:loc xlink:type="locator" xlink:href="#nlft4_A78464A862StateStreetSPDRSPSemiconductorETFCTIMember" xlink:label="A78464A862StateStreetSPDRSPSemiconductorETFCTIMember"/><link:presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="LargestHoldingsDomain" xlink:to="A78464A862StateStreetSPDRSPSemiconductorETFCTIMember" order="46.0" preferredLabel="http://www.xbrl.org/2003/role/label" priority="1"/><link:loc xlink:type="locator" xlink:href="#nlft4_A78464A631SPDRSPAerospaceDefenseETFCTIMember" xlink:label="A78464A631SPDRSPAerospaceDefenseETFCTIMember"/><link:presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="LargestHoldingsDomain" xlink:to="A78464A631SPDRSPAerospaceDefenseETFCTIMember" order="47.0" preferredLabel="http://www.xbrl.org/2003/role/label" priority="1"/><link:loc xlink:type="locator" xlink:href="#nlft4_A674599105OccidentalPetroleumCorporationCTIMember" xlink:label="A674599105OccidentalPetroleumCorporationCTIMember"/><link:presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="LargestHoldingsDomain" xlink:to="A674599105OccidentalPetroleumCorporationCTIMember" order="48.0" preferredLabel="http://www.xbrl.org/2003/role/label" priority="1"/><link:loc xlink:type="locator" xlink:href="#nlft4_A703481101PattersonMinusUTIEnergyIncCTIMember" xlink:label="A703481101PattersonMinusUTIEnergyIncCTIMember"/><link:presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="LargestHoldingsDomain" xlink:to="A703481101PattersonMinusUTIEnergyIncCTIMember" order="49.0" preferredLabel="http://www.xbrl.org/2003/role/label" priority="1"/><link:loc xlink:type="locator" xlink:href="#nlft4_A806857108SLBLtdCTIMember" xlink:label="A806857108SLBLtdCTIMember"/><link:presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="LargestHoldingsDomain" xlink:to="A806857108SLBLtdCTIMember" order="50.0" preferredLabel="http://www.xbrl.org/2003/role/label" priority="1"/><link:loc xlink:type="locator" xlink:href="#nlft4_A03743Q108APACorporationCTIMember" xlink:label="A03743Q108APACorporationCTIMember"/><link:presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="LargestHoldingsDomain" xlink:to="A03743Q108APACorporationCTIMember" order="51.0" preferredLabel="http://www.xbrl.org/2003/role/label" priority="1"/><link:loc xlink:type="locator" xlink:href="#nlft4_A42824C109HewlettPackardEnterpriseCompanyCTIMember" xlink:label="A42824C109HewlettPackardEnterpriseCompanyCTIMember"/><link:presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="LargestHoldingsDomain" xlink:to="A42824C109HewlettPackardEnterpriseCompanyCTIMember" order="52.0" preferredLabel="http://www.xbrl.org/2003/role/label" priority="1"/><link:loc xlink:type="locator" xlink:href="#nlft4_A78454L100SMEnergyCompanyCTIMember" xlink:label="A78454L100SMEnergyCompanyCTIMember"/><link:presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="LargestHoldingsDomain" xlink:to="A78454L100SMEnergyCompanyCTIMember" order="53.0" preferredLabel="http://www.xbrl.org/2003/role/label" priority="1"/><link:loc xlink:type="locator" xlink:href="#nlft4_A02215L209KinetikHoldingsIncCTIMember" xlink:label="A02215L209KinetikHoldingsIncCTIMember"/><link:presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="LargestHoldingsDomain" xlink:to="A02215L209KinetikHoldingsIncCTIMember" order="54.0" preferredLabel="http://www.xbrl.org/2003/role/label" priority="1"/><link:loc xlink:type="locator" xlink:href="#nlft4_A71424F105PermianResourcesCorporationClassACTIMember" xlink:label="A71424F105PermianResourcesCorporationClassACTIMember"/><link:presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="LargestHoldingsDomain" xlink:to="A71424F105PermianResourcesCorporationClassACTIMember" order="55.0" preferredLabel="http://www.xbrl.org/2003/role/label" priority="1"/><link:loc xlink:type="locator" xlink:href="#nlft4_A832696405JMSmuckerCompanyTheCTIMember" xlink:label="A832696405JMSmuckerCompanyTheCTIMember"/><link:presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="LargestHoldingsDomain" xlink:to="A832696405JMSmuckerCompanyTheCTIMember" order="56.0" preferredLabel="http://www.xbrl.org/2003/role/label" priority="1"/><link:loc xlink:type="locator" xlink:href="#nlft4_A233051226XtrackersMSCIEmergingMarketsSelectETFCTIMember" xlink:label="A233051226XtrackersMSCIEmergingMarketsSelectETFCTIMember"/><link:presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="LargestHoldingsDomain" xlink:to="A233051226XtrackersMSCIEmergingMarketsSelectETFCTIMember" order="57.0" preferredLabel="http://www.xbrl.org/2003/role/label" priority="1"/><link:loc xlink:type="locator" xlink:href="#nlft4_A00162Q858ALPSSectorDividendDogsETFCTIMember" xlink:label="A00162Q858ALPSSectorDividendDogsETFCTIMember"/><link:presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="LargestHoldingsDomain" xlink:to="A00162Q858ALPSSectorDividendDogsETFCTIMember" order="58.0" preferredLabel="http://www.xbrl.org/2003/role/label" priority="1"/><link:loc xlink:type="locator" xlink:href="#nlft4_A09661T206BNYMellonUSMidCapCoreEquityETFCTIMember" xlink:label="A09661T206BNYMellonUSMidCapCoreEquityETFCTIMember"/><link:presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="LargestHoldingsDomain" xlink:to="A09661T206BNYMellonUSMidCapCoreEquityETFCTIMember" order="59.0" preferredLabel="http://www.xbrl.org/2003/role/label" priority="1"/><link:loc xlink:type="locator" xlink:href="#nlft4_A233051481XtrackersRussellUSMultifactorETFCTIMember" xlink:label="A233051481XtrackersRussellUSMultifactorETFCTIMember"/><link:presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="LargestHoldingsDomain" xlink:to="A233051481XtrackersRussellUSMultifactorETFCTIMember" order="60.0" preferredLabel="http://www.xbrl.org/2003/role/label" priority="1"/><link:loc xlink:type="locator" xlink:href="#nlft4_A92647N667VictorySharesDividendAcceleratorETFCTIMember" xlink:label="A92647N667VictorySharesDividendAcceleratorETFCTIMember"/><link:presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="LargestHoldingsDomain" xlink:to="A92647N667VictorySharesDividendAcceleratorETFCTIMember" order="61.0" preferredLabel="http://www.xbrl.org/2003/role/label" priority="1"/><link:loc xlink:type="locator" xlink:href="#nlft4_A00162Q718ALPSInternationalSectorDividendDogsETFCTIMember" xlink:label="A00162Q718ALPSInternationalSectorDividendDogsETFCTIMember"/><link:presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="LargestHoldingsDomain" xlink:to="A00162Q718ALPSInternationalSectorDividendDogsETFCTIMember" order="62.0" preferredLabel="http://www.xbrl.org/2003/role/label" priority="1"/><link:loc xlink:type="locator" xlink:href="#nlft4_A46641Q209JPMorganDiversifiedReturnInternationalEquityETFCTIMember" xlink:label="A46641Q209JPMorganDiversifiedReturnInternationalEquityETFCTIMember"/><link:presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="LargestHoldingsDomain" xlink:to="A46641Q209JPMorganDiversifiedReturnInternationalEquityETFCTIMember" order="63.0" preferredLabel="http://www.xbrl.org/2003/role/label" priority="1"/><link:loc xlink:type="locator" xlink:href="#nlft4_A78463X459SPDRSPGlobalDividendETFCTIMember" xlink:label="A78463X459SPDRSPGlobalDividendETFCTIMember"/><link:presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="LargestHoldingsDomain" xlink:to="A78463X459SPDRSPGlobalDividendETFCTIMember" order="64.0" preferredLabel="http://www.xbrl.org/2003/role/label" priority="1"/><link:loc xlink:type="locator" xlink:href="#nlft4_A464289420iSharesRussellTop200ValueETFCTIMember" xlink:label="A464289420iSharesRussellTop200ValueETFCTIMember"/><link:presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="LargestHoldingsDomain" xlink:to="A464289420iSharesRussellTop200ValueETFCTIMember" order="65.0" preferredLabel="http://www.xbrl.org/2003/role/label" priority="1"/><link:loc xlink:type="locator" xlink:href="#nlft4_A46137V258InvescoSP500PureValueETFCTIMember" xlink:label="A46137V258InvescoSP500PureValueETFCTIMember"/><link:presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="LargestHoldingsDomain" xlink:to="A46137V258InvescoSP500PureValueETFCTIMember" order="66.0" preferredLabel="http://www.xbrl.org/2003/role/label" priority="1"/></link:presentationLink><link:presentationLink xlink:type="extended" xlink:role="http://xbrl.sec.gov/oef/role/ShareholderReportLineGraphDetails"><link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/oef/2025/oef-2025.xsd#oef_ShareClassDomain" xlink:label="ShareClassDomain"/><link:loc xlink:type="locator" xlink:href="#nlft4_C000226137Member" xlink:label="C000226137Member"/><link:presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="ShareClassDomain" xlink:to="C000226137Member" order="1.0" preferredLabel="http://www.xbrl.org/2003/role/label" priority="1"/><link:loc xlink:type="locator" xlink:href="#nlft4_C000226138Member" xlink:label="C000226138Member"/><link:presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="ShareClassDomain" xlink:to="C000226138Member" order="2.0" preferredLabel="http://www.xbrl.org/2003/role/label" priority="1"/><link:loc xlink:type="locator" xlink:href="#nlft4_S000246990Member" xlink:label="S000246990Member"/><link:presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="ShareClassDomain" xlink:to="S000246990Member" order="3.0" preferredLabel="http://www.xbrl.org/2003/role/label" priority="1"/><link:loc xlink:type="locator" xlink:href="#nlft4_C000226139Member" xlink:label="C000226139Member"/><link:presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="ShareClassDomain" xlink:to="C000226139Member" order="4.0" preferredLabel="http://www.xbrl.org/2003/role/label" priority="1"/><link:loc xlink:type="locator" xlink:href="#nlft4_C000246991Member" xlink:label="C000246991Member"/><link:presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="ShareClassDomain" xlink:to="C000246991Member" order="5.0" preferredLabel="http://www.xbrl.org/2003/role/label" priority="1"/><link:loc xlink:type="locator" xlink:href="#nlft4_C000246992Member" xlink:label="C000246992Member"/><link:presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="ShareClassDomain" xlink:to="C000246992Member" order="6.0" preferredLabel="http://www.xbrl.org/2003/role/label" priority="1"/><link:loc xlink:type="locator" xlink:href="#nlft4_C000246993Member" xlink:label="C000246993Member"/><link:presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="ShareClassDomain" xlink:to="C000246993Member" order="7.0" preferredLabel="http://www.xbrl.org/2003/role/label" priority="1"/></link:presentationLink><link:presentationLink xlink:type="extended" xlink:role="http://xbrl.sec.gov/oef/role/ShareholderReportAverageAnnualReturnDetails"><link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/oef/2025/oef-2025.xsd#oef_ShareClassDomain" xlink:label="ShareClassDomain"/><link:loc xlink:type="locator" xlink:href="#nlft4_C000226137Member" xlink:label="C000226137Member"/><link:presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="ShareClassDomain" xlink:to="C000226137Member" order="1.0" preferredLabel="http://www.xbrl.org/2003/role/label" priority="1"/><link:loc xlink:type="locator" xlink:href="#nlft4_C000226138Member" xlink:label="C000226138Member"/><link:presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="ShareClassDomain" xlink:to="C000226138Member" order="2.0" preferredLabel="http://www.xbrl.org/2003/role/label" priority="1"/><link:loc xlink:type="locator" xlink:href="#nlft4_S000246990Member" xlink:label="S000246990Member"/><link:presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="ShareClassDomain" xlink:to="S000246990Member" order="3.0" preferredLabel="http://www.xbrl.org/2003/role/label" priority="1"/><link:loc xlink:type="locator" xlink:href="#nlft4_C000226139Member" xlink:label="C000226139Member"/><link:presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="ShareClassDomain" xlink:to="C000226139Member" order="4.0" preferredLabel="http://www.xbrl.org/2003/role/label" priority="1"/><link:loc xlink:type="locator" xlink:href="#nlft4_C000246991Member" xlink:label="C000246991Member"/><link:presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="ShareClassDomain" xlink:to="C000246991Member" order="5.0" preferredLabel="http://www.xbrl.org/2003/role/label" priority="1"/><link:loc xlink:type="locator" xlink:href="#nlft4_C000246992Member" xlink:label="C000246992Member"/><link:presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="ShareClassDomain" xlink:to="C000246992Member" order="6.0" preferredLabel="http://www.xbrl.org/2003/role/label" priority="1"/><link:loc xlink:type="locator" xlink:href="#nlft4_C000246993Member" xlink:label="C000246993Member"/><link:presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="ShareClassDomain" xlink:to="C000246993Member" order="7.0" preferredLabel="http://www.xbrl.org/2003/role/label" priority="1"/></link:presentationLink><link:definitionLink xlink:type="extended" xlink:role="http://xbrl.sec.gov/oef/role/ClassOnly"><link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/oef/2025/oef-2025.xsd#oef_ShareClassDomain" xlink:label="ShareClassDomain"/><link:loc xlink:type="locator" xlink:href="#nlft4_C000226137Member" xlink:label="C000226137Member"/><link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="ShareClassDomain" xlink:to="C000226137Member" order="1.0" priority="1"/><link:loc xlink:type="locator" xlink:href="#nlft4_C000226138Member" xlink:label="C000226138Member"/><link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="ShareClassDomain" xlink:to="C000226138Member" order="2.0" priority="1"/><link:loc xlink:type="locator" xlink:href="#nlft4_S000246990Member" xlink:label="S000246990Member"/><link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="ShareClassDomain" xlink:to="S000246990Member" order="3.0" priority="1"/><link:loc xlink:type="locator" xlink:href="#nlft4_C000226139Member" xlink:label="C000226139Member"/><link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="ShareClassDomain" xlink:to="C000226139Member" order="4.0" priority="1"/><link:loc xlink:type="locator" xlink:href="#nlft4_C000246991Member" xlink:label="C000246991Member"/><link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="ShareClassDomain" xlink:to="C000246991Member" order="5.0" priority="1"/><link:loc xlink:type="locator" xlink:href="#nlft4_C000246992Member" xlink:label="C000246992Member"/><link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="ShareClassDomain" xlink:to="C000246992Member" order="6.0" priority="1"/><link:loc xlink:type="locator" xlink:href="#nlft4_C000246993Member" xlink:label="C000246993Member"/><link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="ShareClassDomain" xlink:to="C000246993Member" order="7.0" priority="1"/></link:definitionLink><link:definitionLink xlink:type="extended" xlink:role="http://xbrl.sec.gov/oef/role/IndustrySectorOnly"><link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/oef/2025/oef-2025.xsd#oef_IndustrySectorDomain" xlink:label="IndustrySectorDomain"/><link:loc xlink:type="locator" xlink:href="#nlft4_FixedIncomeMinusOther46138G805SectorMember" xlink:label="FixedIncomeMinusOther46138G805SectorMember"/><link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="IndustrySectorDomain" xlink:to="FixedIncomeMinusOther46138G805SectorMember" order="1.0" priority="1"/><link:loc xlink:type="locator" xlink:href="#nlft4_CommoditySectorMember" xlink:label="CommoditySectorMember"/><link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="IndustrySectorDomain" xlink:to="CommoditySectorMember" order="2.0" priority="1"/><link:loc xlink:type="locator" xlink:href="#nlft4_FixedIncomeSectorMember" xlink:label="FixedIncomeSectorMember"/><link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="IndustrySectorDomain" xlink:to="FixedIncomeSectorMember" order="3.0" priority="1"/><link:loc xlink:type="locator" xlink:href="#nlft4_Technology007903107SectorMember" xlink:label="Technology007903107SectorMember"/><link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="IndustrySectorDomain" xlink:to="Technology007903107SectorMember" order="4.0" priority="1"/><link:loc xlink:type="locator" xlink:href="#nlft4_IndustrialsSectorMember" xlink:label="IndustrialsSectorMember"/><link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="IndustrySectorDomain" xlink:to="IndustrialsSectorMember" order="6.0" priority="1"/><link:loc xlink:type="locator" xlink:href="#nlft4_TechnologyG1151C101SectorMember" xlink:label="TechnologyG1151C101SectorMember"/><link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="IndustrySectorDomain" xlink:to="TechnologyG1151C101SectorMember" order="9.0" priority="1"/><link:loc xlink:type="locator" xlink:href="#nlft4_FinancialsSectorMember" xlink:label="FinancialsSectorMember"/><link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="IndustrySectorDomain" xlink:to="FinancialsSectorMember" order="13.0" priority="1"/><link:loc xlink:type="locator" xlink:href="#nlft4_FixedIncomeMinusOther464287226SectorMember" xlink:label="FixedIncomeMinusOther464287226SectorMember"/><link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="IndustrySectorDomain" xlink:to="FixedIncomeMinusOther464287226SectorMember" order="14.0" priority="1"/><link:loc xlink:type="locator" xlink:href="#nlft4_EquitySectorMember" xlink:label="EquitySectorMember"/><link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="IndustrySectorDomain" xlink:to="EquitySectorMember" order="15.0" priority="1"/><link:loc xlink:type="locator" xlink:href="#nlft4_Equities46138E586SectorMember" xlink:label="Equities46138E586SectorMember"/><link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="IndustrySectorDomain" xlink:to="Equities46138E586SectorMember" order="16.0" priority="1"/><link:loc xlink:type="locator" xlink:href="#nlft4_Technology002121101SectorMember" xlink:label="Technology002121101SectorMember"/><link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="IndustrySectorDomain" xlink:to="Technology002121101SectorMember" order="17.0" priority="1"/><link:loc xlink:type="locator" xlink:href="#nlft4_Equities46435U663SectorMember" xlink:label="Equities46435U663SectorMember"/><link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="IndustrySectorDomain" xlink:to="Equities46435U663SectorMember" order="19.0" priority="1"/></link:definitionLink><link:definitionLink xlink:type="extended" xlink:role="http://xbrl.sec.gov/oef/role/LargestHoldingOnly"><link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/oef/2025/oef-2025.xsd#oef_LargestHoldingsDomain" xlink:label="LargestHoldingsDomain"/><link:loc xlink:type="locator" xlink:href="#nlft4_A464288588iSharesMBSETFCTIMember" xlink:label="A464288588iSharesMBSETFCTIMember"/><link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="LargestHoldingsDomain" xlink:to="A464288588iSharesMBSETFCTIMember" order="1.0" priority="1"/><link:loc xlink:type="locator" xlink:href="#nlft4_A464287242iSharesiBoxxInvestmentGradeCorporateBondETFCTIMember" xlink:label="A464287242iSharesiBoxxInvestmentGradeCorporateBondETFCTIMember"/><link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="LargestHoldingsDomain" xlink:to="A464287242iSharesiBoxxInvestmentGradeCorporateBondETFCTIMember" order="2.0" priority="1"/><link:loc xlink:type="locator" xlink:href="#nlft4_A464287440iShares7Minus10YearTreasuryBondETFCTIMember" xlink:label="A464287440iShares7Minus10YearTreasuryBondETFCTIMember"/><link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="LargestHoldingsDomain" xlink:to="A464287440iShares7Minus10YearTreasuryBondETFCTIMember" order="3.0" priority="1"/><link:loc xlink:type="locator" xlink:href="#nlft4_A464287226iSharesCoreUSAggregateBondETFCTIMember" xlink:label="A464287226iSharesCoreUSAggregateBondETFCTIMember"/><link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="LargestHoldingsDomain" xlink:to="A464287226iSharesCoreUSAggregateBondETFCTIMember" order="4.0" priority="1"/><link:loc xlink:type="locator" xlink:href="#nlft4_A464287457iShares1Minus3YearTreasuryBondETFCTIMember" xlink:label="A464287457iShares1Minus3YearTreasuryBondETFCTIMember"/><link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="LargestHoldingsDomain" xlink:to="A464287457iShares1Minus3YearTreasuryBondETFCTIMember" order="5.0" priority="1"/><link:loc xlink:type="locator" xlink:href="#nlft4_A464285204iSharesGoldTrustCTIMember" xlink:label="A464285204iSharesGoldTrustCTIMember"/><link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="LargestHoldingsDomain" xlink:to="A464285204iSharesGoldTrustCTIMember" order="6.0" priority="1"/><link:loc xlink:type="locator" xlink:href="#nlft4_A464287432iShares20PlusYearTreasuryBondETFCTIMember" xlink:label="A464287432iShares20PlusYearTreasuryBondETFCTIMember"/><link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="LargestHoldingsDomain" xlink:to="A464287432iShares20PlusYearTreasuryBondETFCTIMember" order="7.0" priority="1"/><link:loc xlink:type="locator" xlink:href="#nlft4_A46138G805InvescoTaxableMunicipalBondETFCTIMember" xlink:label="A46138G805InvescoTaxableMunicipalBondETFCTIMember"/><link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="LargestHoldingsDomain" xlink:to="A46138G805InvescoTaxableMunicipalBondETFCTIMember" order="8.0" priority="1"/><link:loc xlink:type="locator" xlink:href="#nlft4_A78464A359SPDRBloombergConvertibleSecuritiesETFCTIMember" xlink:label="A78464A359SPDRBloombergConvertibleSecuritiesETFCTIMember"/><link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="LargestHoldingsDomain" xlink:to="A78464A359SPDRBloombergConvertibleSecuritiesETFCTIMember" order="9.0" priority="1"/><link:loc xlink:type="locator" xlink:href="#nlft4_A78464A474SPDRPortfolioShortTermCorporateBondETFCTIMember" xlink:label="A78464A474SPDRPortfolioShortTermCorporateBondETFCTIMember"/><link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="LargestHoldingsDomain" xlink:to="A78464A474SPDRPortfolioShortTermCorporateBondETFCTIMember" order="10.0" priority="1"/><link:loc xlink:type="locator" xlink:href="#nlft4_A69608A108PalantirTechnologiesIncClassACTIMember" xlink:label="A69608A108PalantirTechnologiesIncClassACTIMember"/><link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="LargestHoldingsDomain" xlink:to="A69608A108PalantirTechnologiesIncClassACTIMember" order="11.0" priority="1"/><link:loc xlink:type="locator" xlink:href="#nlft4_A532457108EliLillyCompanyCTIMember" xlink:label="A532457108EliLillyCompanyCTIMember"/><link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="LargestHoldingsDomain" xlink:to="A532457108EliLillyCompanyCTIMember" order="12.0" priority="1"/><link:loc xlink:type="locator" xlink:href="#nlft4_A67066G104NVIDIACorporationCTIMember" xlink:label="A67066G104NVIDIACorporationCTIMember"/><link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="LargestHoldingsDomain" xlink:to="A67066G104NVIDIACorporationCTIMember" order="13.0" priority="1"/><link:loc xlink:type="locator" xlink:href="#nlft4_A369604301GEAerospaceCompanyCTIMember" xlink:label="A369604301GEAerospaceCompanyCTIMember"/><link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="LargestHoldingsDomain" xlink:to="A369604301GEAerospaceCompanyCTIMember" order="14.0" priority="1"/><link:loc xlink:type="locator" xlink:href="#nlft4_A038222105AppliedMaterialsIncCTIMember" xlink:label="A038222105AppliedMaterialsIncCTIMember"/><link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="LargestHoldingsDomain" xlink:to="A038222105AppliedMaterialsIncCTIMember" order="15.0" priority="1"/><link:loc xlink:type="locator" xlink:href="#nlft4_A595112103MicronTechnologyIncCTIMember" xlink:label="A595112103MicronTechnologyIncCTIMember"/><link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="LargestHoldingsDomain" xlink:to="A595112103MicronTechnologyIncCTIMember" order="16.0" priority="1"/><link:loc xlink:type="locator" xlink:href="#nlft4_A512807306LamResearchCorporationCTIMember" xlink:label="A512807306LamResearchCorporationCTIMember"/><link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="LargestHoldingsDomain" xlink:to="A512807306LamResearchCorporationCTIMember" order="17.0" priority="1"/><link:loc xlink:type="locator" xlink:href="#nlft4_A64110L106NetflixIncCTIMember" xlink:label="A64110L106NetflixIncCTIMember"/><link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="LargestHoldingsDomain" xlink:to="A64110L106NetflixIncCTIMember" order="18.0" priority="1"/><link:loc xlink:type="locator" xlink:href="#nlft4_A007903107AdvancedMicroDevicesIncCTIMember" xlink:label="A007903107AdvancedMicroDevicesIncCTIMember"/><link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="LargestHoldingsDomain" xlink:to="A007903107AdvancedMicroDevicesIncCTIMember" order="19.0" priority="1"/><link:loc xlink:type="locator" xlink:href="#nlft4_A46120E602IntuitiveSurgicalIncCTIMember" xlink:label="A46120E602IntuitiveSurgicalIncCTIMember"/><link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="LargestHoldingsDomain" xlink:to="A46120E602IntuitiveSurgicalIncCTIMember" order="20.0" priority="1"/><link:loc xlink:type="locator" xlink:href="#nlft4_A192446102CognizantTechnologySolutionsCorporationClassACTIMember" xlink:label="A192446102CognizantTechnologySolutionsCorporationClassACTIMember"/><link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="LargestHoldingsDomain" xlink:to="A192446102CognizantTechnologySolutionsCorporationClassACTIMember" order="21.0" priority="1"/><link:loc xlink:type="locator" xlink:href="#nlft4_A56585A102MarathonPetroleumCorporationCTIMember" xlink:label="A56585A102MarathonPetroleumCorporationCTIMember"/><link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="LargestHoldingsDomain" xlink:to="A56585A102MarathonPetroleumCorporationCTIMember" order="22.0" priority="1"/><link:loc xlink:type="locator" xlink:href="#nlft4_G1151C101AccenturePLCClassACTIMember" xlink:label="G1151C101AccenturePLCClassACTIMember"/><link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="LargestHoldingsDomain" xlink:to="G1151C101AccenturePLCClassACTIMember" order="23.0" priority="1"/><link:loc xlink:type="locator" xlink:href="#nlft4_A407497106HamiltonLaneIncClassACTIMember" xlink:label="A407497106HamiltonLaneIncClassACTIMember"/><link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="LargestHoldingsDomain" xlink:to="A407497106HamiltonLaneIncClassACTIMember" order="24.0" priority="1"/><link:loc xlink:type="locator" xlink:href="#nlft4_G0378L100AngloGoldAshantiPLCCTIMember" xlink:label="G0378L100AngloGoldAshantiPLCCTIMember"/><link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="LargestHoldingsDomain" xlink:to="G0378L100AngloGoldAshantiPLCCTIMember" order="25.0" priority="1"/><link:loc xlink:type="locator" xlink:href="#nlft4_A461202103IntuitIncCTIMember" xlink:label="A461202103IntuitIncCTIMember"/><link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="LargestHoldingsDomain" xlink:to="A461202103IntuitIncCTIMember" order="26.0" priority="1"/><link:loc xlink:type="locator" xlink:href="#nlft4_G3922B107GenpactLtdCTIMember" xlink:label="G3922B107GenpactLtdCTIMember"/><link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="LargestHoldingsDomain" xlink:to="G3922B107GenpactLtdCTIMember" order="27.0" priority="1"/><link:loc xlink:type="locator" xlink:href="#nlft4_A093671105HRBlockIncCTIMember" xlink:label="A093671105HRBlockIncCTIMember"/><link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="LargestHoldingsDomain" xlink:to="A093671105HRBlockIncCTIMember" order="28.0" priority="1"/><link:loc xlink:type="locator" xlink:href="#nlft4_A525327102LeidosHoldingsIncCTIMember" xlink:label="A525327102LeidosHoldingsIncCTIMember"/><link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="LargestHoldingsDomain" xlink:to="A525327102LeidosHoldingsIncCTIMember" order="29.0" priority="1"/><link:loc xlink:type="locator" xlink:href="#nlft4_A78467J100SSCTechnologiesHoldingsIncCTIMember" xlink:label="A78467J100SSCTechnologiesHoldingsIncCTIMember"/><link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="LargestHoldingsDomain" xlink:to="A78467J100SSCTechnologiesHoldingsIncCTIMember" order="30.0" priority="1"/><link:loc xlink:type="locator" xlink:href="#nlft4_A81369Y209StateStreetHealthCareSelectSectorSPDRETFCTIMember" xlink:label="A81369Y209StateStreetHealthCareSelectSectorSPDRETFCTIMember"/><link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="LargestHoldingsDomain" xlink:to="A81369Y209StateStreetHealthCareSelectSectorSPDRETFCTIMember" order="31.0" priority="1"/><link:loc xlink:type="locator" xlink:href="#nlft4_A81369Y852StateStreetCommunicationServicesSelectSectorSPDRETFCTIMember" xlink:label="A81369Y852StateStreetCommunicationServicesSelectSectorSPDRETFCTIMember"/><link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="LargestHoldingsDomain" xlink:to="A81369Y852StateStreetCommunicationServicesSelectSectorSPDRETFCTIMember" order="32.0" priority="1"/><link:loc xlink:type="locator" xlink:href="#nlft4_A81369Y803StateStreetTechnologySelectSectorSPDRETFCTIMember" xlink:label="A81369Y803StateStreetTechnologySelectSectorSPDRETFCTIMember"/><link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="LargestHoldingsDomain" xlink:to="A81369Y803StateStreetTechnologySelectSectorSPDRETFCTIMember" order="33.0" priority="1"/><link:loc xlink:type="locator" xlink:href="#nlft4_A81369Y308StateStreetConsumerStaplesSelectSectorSPDRETFCTIMember" xlink:label="A81369Y308StateStreetConsumerStaplesSelectSectorSPDRETFCTIMember"/><link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="LargestHoldingsDomain" xlink:to="A81369Y308StateStreetConsumerStaplesSelectSectorSPDRETFCTIMember" order="34.0" priority="1"/><link:loc xlink:type="locator" xlink:href="#nlft4_A81369Y605StateStreetFinancialSelectSectorSPDRETFCTIMember" xlink:label="A81369Y605StateStreetFinancialSelectSectorSPDRETFCTIMember"/><link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="LargestHoldingsDomain" xlink:to="A81369Y605StateStreetFinancialSelectSectorSPDRETFCTIMember" order="35.0" priority="1"/><link:loc xlink:type="locator" xlink:href="#nlft4_A81369Y407StateStreetConsumerDiscretionarySelectSectorSPDRETFCTIMember" xlink:label="A81369Y407StateStreetConsumerDiscretionarySelectSectorSPDRETFCTIMember"/><link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="LargestHoldingsDomain" xlink:to="A81369Y407StateStreetConsumerDiscretionarySelectSectorSPDRETFCTIMember" order="36.0" priority="1"/><link:loc xlink:type="locator" xlink:href="#nlft4_A81369Y860StateStreetRealEstateSelectSectorSPDRETFCTIMember" xlink:label="A81369Y860StateStreetRealEstateSelectSectorSPDRETFCTIMember"/><link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="LargestHoldingsDomain" xlink:to="A81369Y860StateStreetRealEstateSelectSectorSPDRETFCTIMember" order="37.0" priority="1"/><link:loc xlink:type="locator" xlink:href="#nlft4_A81369Y704StateStreetIndustrialSelectSectorSPDRETFCTIMember" xlink:label="A81369Y704StateStreetIndustrialSelectSectorSPDRETFCTIMember"/><link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="LargestHoldingsDomain" xlink:to="A81369Y704StateStreetIndustrialSelectSectorSPDRETFCTIMember" order="38.0" priority="1"/><link:loc xlink:type="locator" xlink:href="#nlft4_A78464A599SPDRSPSoftwareServicesETFCTIMember" xlink:label="A78464A599SPDRSPSoftwareServicesETFCTIMember"/><link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="LargestHoldingsDomain" xlink:to="A78464A599SPDRSPSoftwareServicesETFCTIMember" order="39.0" priority="1"/><link:loc xlink:type="locator" xlink:href="#nlft4_A464288810iSharesUSMedicalDevicesETFCTIMember" xlink:label="A464288810iSharesUSMedicalDevicesETFCTIMember"/><link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="LargestHoldingsDomain" xlink:to="A464288810iSharesUSMedicalDevicesETFCTIMember" order="40.0" priority="1"/><link:loc xlink:type="locator" xlink:href="#nlft4_A464288828iSharesUSHealthcareProvidersETFCTIMember" xlink:label="A464288828iSharesUSHealthcareProvidersETFCTIMember"/><link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="LargestHoldingsDomain" xlink:to="A464288828iSharesUSHealthcareProvidersETFCTIMember" order="41.0" priority="1"/><link:loc xlink:type="locator" xlink:href="#nlft4_A78464A722SPDRSPPharmaceuticalsETFCTIMember" xlink:label="A78464A722SPDRSPPharmaceuticalsETFCTIMember"/><link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="LargestHoldingsDomain" xlink:to="A78464A722SPDRSPPharmaceuticalsETFCTIMember" order="42.0" priority="1"/><link:loc xlink:type="locator" xlink:href="#nlft4_A46137V720InvescoLeisureEntertainmentETFCTIMember" xlink:label="A46137V720InvescoLeisureEntertainmentETFCTIMember"/><link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="LargestHoldingsDomain" xlink:to="A46137V720InvescoLeisureEntertainmentETFCTIMember" order="43.0" priority="1"/><link:loc xlink:type="locator" xlink:href="#nlft4_A46138E586InvescoKBWPropertyCasualtyETFCTIMember" xlink:label="A46138E586InvescoKBWPropertyCasualtyETFCTIMember"/><link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="LargestHoldingsDomain" xlink:to="A46138E586InvescoKBWPropertyCasualtyETFCTIMember" order="44.0" priority="1"/><link:loc xlink:type="locator" xlink:href="#nlft4_A78464A789SPDRSPInsuranceETFCTIMember" xlink:label="A78464A789SPDRSPInsuranceETFCTIMember"/><link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="LargestHoldingsDomain" xlink:to="A78464A789SPDRSPInsuranceETFCTIMember" order="45.0" priority="1"/><link:loc xlink:type="locator" xlink:href="#nlft4_A78464A862StateStreetSPDRSPSemiconductorETFCTIMember" xlink:label="A78464A862StateStreetSPDRSPSemiconductorETFCTIMember"/><link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="LargestHoldingsDomain" xlink:to="A78464A862StateStreetSPDRSPSemiconductorETFCTIMember" order="46.0" priority="1"/><link:loc xlink:type="locator" xlink:href="#nlft4_A78464A631SPDRSPAerospaceDefenseETFCTIMember" xlink:label="A78464A631SPDRSPAerospaceDefenseETFCTIMember"/><link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="LargestHoldingsDomain" xlink:to="A78464A631SPDRSPAerospaceDefenseETFCTIMember" order="47.0" priority="1"/><link:loc xlink:type="locator" xlink:href="#nlft4_A674599105OccidentalPetroleumCorporationCTIMember" xlink:label="A674599105OccidentalPetroleumCorporationCTIMember"/><link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="LargestHoldingsDomain" xlink:to="A674599105OccidentalPetroleumCorporationCTIMember" order="48.0" priority="1"/><link:loc xlink:type="locator" xlink:href="#nlft4_A703481101PattersonMinusUTIEnergyIncCTIMember" xlink:label="A703481101PattersonMinusUTIEnergyIncCTIMember"/><link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="LargestHoldingsDomain" xlink:to="A703481101PattersonMinusUTIEnergyIncCTIMember" order="49.0" priority="1"/><link:loc xlink:type="locator" xlink:href="#nlft4_A806857108SLBLtdCTIMember" xlink:label="A806857108SLBLtdCTIMember"/><link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="LargestHoldingsDomain" xlink:to="A806857108SLBLtdCTIMember" order="50.0" priority="1"/><link:loc xlink:type="locator" xlink:href="#nlft4_A03743Q108APACorporationCTIMember" xlink:label="A03743Q108APACorporationCTIMember"/><link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="LargestHoldingsDomain" xlink:to="A03743Q108APACorporationCTIMember" order="51.0" priority="1"/><link:loc xlink:type="locator" xlink:href="#nlft4_A42824C109HewlettPackardEnterpriseCompanyCTIMember" xlink:label="A42824C109HewlettPackardEnterpriseCompanyCTIMember"/><link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="LargestHoldingsDomain" xlink:to="A42824C109HewlettPackardEnterpriseCompanyCTIMember" order="52.0" priority="1"/><link:loc xlink:type="locator" xlink:href="#nlft4_A78454L100SMEnergyCompanyCTIMember" xlink:label="A78454L100SMEnergyCompanyCTIMember"/><link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="LargestHoldingsDomain" xlink:to="A78454L100SMEnergyCompanyCTIMember" order="53.0" priority="1"/><link:loc xlink:type="locator" xlink:href="#nlft4_A02215L209KinetikHoldingsIncCTIMember" xlink:label="A02215L209KinetikHoldingsIncCTIMember"/><link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="LargestHoldingsDomain" xlink:to="A02215L209KinetikHoldingsIncCTIMember" order="54.0" priority="1"/><link:loc xlink:type="locator" xlink:href="#nlft4_A71424F105PermianResourcesCorporationClassACTIMember" xlink:label="A71424F105PermianResourcesCorporationClassACTIMember"/><link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="LargestHoldingsDomain" xlink:to="A71424F105PermianResourcesCorporationClassACTIMember" order="55.0" priority="1"/><link:loc xlink:type="locator" xlink:href="#nlft4_A832696405JMSmuckerCompanyTheCTIMember" xlink:label="A832696405JMSmuckerCompanyTheCTIMember"/><link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="LargestHoldingsDomain" xlink:to="A832696405JMSmuckerCompanyTheCTIMember" order="56.0" priority="1"/><link:loc xlink:type="locator" xlink:href="#nlft4_A233051226XtrackersMSCIEmergingMarketsSelectETFCTIMember" xlink:label="A233051226XtrackersMSCIEmergingMarketsSelectETFCTIMember"/><link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="LargestHoldingsDomain" xlink:to="A233051226XtrackersMSCIEmergingMarketsSelectETFCTIMember" order="57.0" priority="1"/><link:loc xlink:type="locator" xlink:href="#nlft4_A00162Q858ALPSSectorDividendDogsETFCTIMember" xlink:label="A00162Q858ALPSSectorDividendDogsETFCTIMember"/><link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="LargestHoldingsDomain" xlink:to="A00162Q858ALPSSectorDividendDogsETFCTIMember" order="58.0" priority="1"/><link:loc xlink:type="locator" xlink:href="#nlft4_A09661T206BNYMellonUSMidCapCoreEquityETFCTIMember" xlink:label="A09661T206BNYMellonUSMidCapCoreEquityETFCTIMember"/><link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="LargestHoldingsDomain" xlink:to="A09661T206BNYMellonUSMidCapCoreEquityETFCTIMember" order="59.0" priority="1"/><link:loc xlink:type="locator" xlink:href="#nlft4_A233051481XtrackersRussellUSMultifactorETFCTIMember" xlink:label="A233051481XtrackersRussellUSMultifactorETFCTIMember"/><link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="LargestHoldingsDomain" xlink:to="A233051481XtrackersRussellUSMultifactorETFCTIMember" order="60.0" priority="1"/><link:loc xlink:type="locator" xlink:href="#nlft4_A92647N667VictorySharesDividendAcceleratorETFCTIMember" xlink:label="A92647N667VictorySharesDividendAcceleratorETFCTIMember"/><link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="LargestHoldingsDomain" xlink:to="A92647N667VictorySharesDividendAcceleratorETFCTIMember" order="61.0" priority="1"/><link:loc xlink:type="locator" xlink:href="#nlft4_A00162Q718ALPSInternationalSectorDividendDogsETFCTIMember" xlink:label="A00162Q718ALPSInternationalSectorDividendDogsETFCTIMember"/><link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="LargestHoldingsDomain" xlink:to="A00162Q718ALPSInternationalSectorDividendDogsETFCTIMember" order="62.0" priority="1"/><link:loc xlink:type="locator" xlink:href="#nlft4_A46641Q209JPMorganDiversifiedReturnInternationalEquityETFCTIMember" xlink:label="A46641Q209JPMorganDiversifiedReturnInternationalEquityETFCTIMember"/><link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="LargestHoldingsDomain" xlink:to="A46641Q209JPMorganDiversifiedReturnInternationalEquityETFCTIMember" order="63.0" priority="1"/><link:loc xlink:type="locator" xlink:href="#nlft4_A78463X459SPDRSPGlobalDividendETFCTIMember" xlink:label="A78463X459SPDRSPGlobalDividendETFCTIMember"/><link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="LargestHoldingsDomain" xlink:to="A78463X459SPDRSPGlobalDividendETFCTIMember" order="64.0" priority="1"/><link:loc xlink:type="locator" xlink:href="#nlft4_A464289420iSharesRussellTop200ValueETFCTIMember" xlink:label="A464289420iSharesRussellTop200ValueETFCTIMember"/><link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="LargestHoldingsDomain" xlink:to="A464289420iSharesRussellTop200ValueETFCTIMember" order="65.0" priority="1"/><link:loc xlink:type="locator" xlink:href="#nlft4_A46137V258InvescoSP500PureValueETFCTIMember" xlink:label="A46137V258InvescoSP500PureValueETFCTIMember"/><link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="LargestHoldingsDomain" xlink:to="A46137V258InvescoSP500PureValueETFCTIMember" order="66.0" priority="1"/></link:definitionLink><link:labelLink xlink:type="extended" xlink:role="http://www.xbrl.org/2003/role/link"><link:loc xlink:type="locator" xlink:href="#nlft4_C000226137Member" xlink:label="C000226137Member"/><link:label xlink:type="resource" xlink:label="label_C000226137Member" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US">C000226137</link:label><link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="C000226137Member" xlink:to="label_C000226137Member" priority="1"/><link:loc xlink:type="locator" xlink:href="#nlft4_C000226138Member" xlink:label="C000226138Member"/><link:label xlink:type="resource" xlink:label="label_C000226138Member" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US">C000226138</link:label><link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="C000226138Member" xlink:to="label_C000226138Member" priority="1"/><link:loc xlink:type="locator" xlink:href="#nlft4_S000246990Member" xlink:label="S000246990Member"/><link:label xlink:type="resource" xlink:label="label_S000246990Member" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US">S000246990</link:label><link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="S000246990Member" xlink:to="label_S000246990Member" priority="1"/><link:loc xlink:type="locator" xlink:href="#nlft4_C000226139Member" xlink:label="C000226139Member"/><link:label xlink:type="resource" xlink:label="label_C000226139Member" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US">C000226139</link:label><link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="C000226139Member" xlink:to="label_C000226139Member" priority="1"/><link:loc xlink:type="locator" xlink:href="#nlft4_C000246991Member" xlink:label="C000246991Member"/><link:label xlink:type="resource" xlink:label="label_C000246991Member" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US">C000246991</link:label><link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="C000246991Member" xlink:to="label_C000246991Member" priority="1"/><link:loc xlink:type="locator" xlink:href="#nlft4_C000246992Member" xlink:label="C000246992Member"/><link:label xlink:type="resource" xlink:label="label_C000246992Member" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US">C000246992</link:label><link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="C000246992Member" xlink:to="label_C000246992Member" priority="1"/><link:loc xlink:type="locator" xlink:href="#nlft4_C000246993Member" xlink:label="C000246993Member"/><link:label xlink:type="resource" xlink:label="label_C000246993Member" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US">C000246993</link:label><link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="C000246993Member" xlink:to="label_C000246993Member" priority="1"/><link:loc xlink:type="locator" xlink:href="#nlft4_FixedIncomeMinusOther46138G805SectorMember" xlink:label="FixedIncomeMinusOther46138G805SectorMember"/><link:label xlink:type="resource" xlink:label="label_FixedIncomeMinusOther46138G805SectorMember" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US">Fixed Income - Other46138G805</link:label><link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="FixedIncomeMinusOther46138G805SectorMember" xlink:to="label_FixedIncomeMinusOther46138G805SectorMember" priority="1"/><link:loc xlink:type="locator" xlink:href="#nlft4_CommoditySectorMember" xlink:label="CommoditySectorMember"/><link:label xlink:type="resource" xlink:label="label_CommoditySectorMember" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US">Commodity</link:label><link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="CommoditySectorMember" xlink:to="label_CommoditySectorMember" priority="1"/><link:loc xlink:type="locator" xlink:href="#nlft4_FixedIncomeSectorMember" xlink:label="FixedIncomeSectorMember"/><link:label xlink:type="resource" xlink:label="label_FixedIncomeSectorMember" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US">Fixed Income</link:label><link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="FixedIncomeSectorMember" xlink:to="label_FixedIncomeSectorMember" priority="1"/><link:loc xlink:type="locator" xlink:href="#nlft4_Technology007903107SectorMember" xlink:label="Technology007903107SectorMember"/><link:label xlink:type="resource" xlink:label="label_Technology007903107SectorMember" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US">Technology007903107</link:label><link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="Technology007903107SectorMember" xlink:to="label_Technology007903107SectorMember" priority="1"/><link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/oef/2025/oef-2025.xsd#oef_CommunicationsSectorMember" xlink:label="CommunicationsSectorMember"/><link:label xlink:type="resource" xlink:label="label_CommunicationsSectorMember" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xml:lang="en-US">Communications</link:label><link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="CommunicationsSectorMember" xlink:to="label_CommunicationsSectorMember" priority="1"/><link:loc xlink:type="locator" xlink:href="#nlft4_IndustrialsSectorMember" xlink:label="IndustrialsSectorMember"/><link:label xlink:type="resource" xlink:label="label_IndustrialsSectorMember" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US">Industrials</link:label><link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="IndustrialsSectorMember" xlink:to="label_IndustrialsSectorMember" priority="1"/><link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_HealthcareSectorMember" xlink:label="HealthcareSectorMember"/><link:label xlink:type="resource" xlink:label="label_HealthcareSectorMember" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US">Health Care</link:label><link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="HealthcareSectorMember" xlink:to="label_HealthcareSectorMember" priority="1"/><link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_TechnologySectorMember" xlink:label="TechnologySectorMember"/><link:label xlink:type="resource" xlink:label="label_TechnologySectorMember" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US">Technology</link:label><link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="TechnologySectorMember" xlink:to="label_TechnologySectorMember" priority="1"/><link:loc xlink:type="locator" xlink:href="#nlft4_TechnologyG1151C101SectorMember" xlink:label="TechnologyG1151C101SectorMember"/><link:label xlink:type="resource" xlink:label="label_TechnologyG1151C101SectorMember" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US">TechnologyG1151C101</link:label><link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="TechnologyG1151C101SectorMember" xlink:to="label_TechnologyG1151C101SectorMember" priority="1"/><link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/oef/2025/oef-2025.xsd#oef_MaterialsSectorMember" xlink:label="MaterialsSectorMember"/><link:label xlink:type="resource" xlink:label="label_MaterialsSectorMember" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xml:lang="en-US">Materials</link:label><link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="MaterialsSectorMember" xlink:to="label_MaterialsSectorMember" priority="1"/><link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/oef/2025/oef-2025.xsd#oef_ConsumerStaplesSectorMember" xlink:label="ConsumerStaplesSectorMember"/><link:label xlink:type="resource" xlink:label="label_ConsumerStaplesSectorMember" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xml:lang="en-US">Consumer Staples</link:label><link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ConsumerStaplesSectorMember" xlink:to="label_ConsumerStaplesSectorMember" priority="1"/><link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_EnergySectorMember" xlink:label="EnergySectorMember"/><link:label xlink:type="resource" xlink:label="label_EnergySectorMember" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US">Energy</link:label><link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="EnergySectorMember" xlink:to="label_EnergySectorMember" priority="1"/><link:loc xlink:type="locator" xlink:href="#nlft4_FinancialsSectorMember" xlink:label="FinancialsSectorMember"/><link:label xlink:type="resource" xlink:label="label_FinancialsSectorMember" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US">Financials</link:label><link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="FinancialsSectorMember" xlink:to="label_FinancialsSectorMember" priority="1"/><link:loc xlink:type="locator" xlink:href="#nlft4_FixedIncomeMinusOther464287226SectorMember" xlink:label="FixedIncomeMinusOther464287226SectorMember"/><link:label xlink:type="resource" xlink:label="label_FixedIncomeMinusOther464287226SectorMember" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US">Fixed Income - Other464287226</link:label><link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="FixedIncomeMinusOther464287226SectorMember" xlink:to="label_FixedIncomeMinusOther464287226SectorMember" priority="1"/><link:loc xlink:type="locator" xlink:href="#nlft4_EquitySectorMember" xlink:label="EquitySectorMember"/><link:label xlink:type="resource" xlink:label="label_EquitySectorMember" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US">Equity</link:label><link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="EquitySectorMember" xlink:to="label_EquitySectorMember" priority="1"/><link:loc xlink:type="locator" xlink:href="#nlft4_Equities46138E586SectorMember" xlink:label="Equities46138E586SectorMember"/><link:label xlink:type="resource" xlink:label="label_Equities46138E586SectorMember" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US">Equities46138E586</link:label><link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="Equities46138E586SectorMember" xlink:to="label_Equities46138E586SectorMember" priority="1"/><link:loc xlink:type="locator" xlink:href="#nlft4_Technology002121101SectorMember" xlink:label="Technology002121101SectorMember"/><link:label xlink:type="resource" xlink:label="label_Technology002121101SectorMember" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US">Technology002121101</link:label><link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="Technology002121101SectorMember" xlink:to="label_Technology002121101SectorMember" priority="1"/><link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/oef/2025/oef-2025.xsd#oef_ConsumerDiscretionarySectorMember" xlink:label="ConsumerDiscretionarySectorMember"/><link:label xlink:type="resource" xlink:label="label_ConsumerDiscretionarySectorMember" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xml:lang="en-US">Consumer Discretionary</link:label><link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ConsumerDiscretionarySectorMember" xlink:to="label_ConsumerDiscretionarySectorMember" priority="1"/><link:loc xlink:type="locator" xlink:href="#nlft4_Equities46435U663SectorMember" xlink:label="Equities46435U663SectorMember"/><link:label xlink:type="resource" xlink:label="label_Equities46435U663SectorMember" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US">Equities46435U663</link:label><link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="Equities46435U663SectorMember" xlink:to="label_Equities46435U663SectorMember" priority="1"/><link:loc xlink:type="locator" xlink:href="#nlft4_A464288588iSharesMBSETFCTIMember" xlink:label="A464288588iSharesMBSETFCTIMember"/><link:label xlink:type="resource" xlink:label="label_A464288588iSharesMBSETFCTIMember" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US">464288588 | iShares MBS ETF</link:label><link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="A464288588iSharesMBSETFCTIMember" xlink:to="label_A464288588iSharesMBSETFCTIMember" priority="1"/><link:loc xlink:type="locator" xlink:href="#nlft4_A464287242iSharesiBoxxInvestmentGradeCorporateBondETFCTIMember" xlink:label="A464287242iSharesiBoxxInvestmentGradeCorporateBondETFCTIMember"/><link:label xlink:type="resource" xlink:label="label_A464287242iSharesiBoxxInvestmentGradeCorporateBondETFCTIMember" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US">464287242 | iShares iBoxx $ Investment Grade Corporate Bond ETF</link:label><link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="A464287242iSharesiBoxxInvestmentGradeCorporateBondETFCTIMember" xlink:to="label_A464287242iSharesiBoxxInvestmentGradeCorporateBondETFCTIMember" priority="1"/><link:loc xlink:type="locator" xlink:href="#nlft4_A464287440iShares7Minus10YearTreasuryBondETFCTIMember" xlink:label="A464287440iShares7Minus10YearTreasuryBondETFCTIMember"/><link:label xlink:type="resource" xlink:label="label_A464287440iShares7Minus10YearTreasuryBondETFCTIMember" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US">464287440 | iShares 7-10 Year Treasury Bond ETF</link:label><link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="A464287440iShares7Minus10YearTreasuryBondETFCTIMember" xlink:to="label_A464287440iShares7Minus10YearTreasuryBondETFCTIMember" priority="1"/><link:loc xlink:type="locator" xlink:href="#nlft4_A464287226iSharesCoreUSAggregateBondETFCTIMember" xlink:label="A464287226iSharesCoreUSAggregateBondETFCTIMember"/><link:label xlink:type="resource" xlink:label="label_A464287226iSharesCoreUSAggregateBondETFCTIMember" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US">464287226 | iShares Core U.S. Aggregate Bond ETF</link:label><link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="A464287226iSharesCoreUSAggregateBondETFCTIMember" xlink:to="label_A464287226iSharesCoreUSAggregateBondETFCTIMember" priority="1"/><link:loc xlink:type="locator" xlink:href="#nlft4_A464287457iShares1Minus3YearTreasuryBondETFCTIMember" xlink:label="A464287457iShares1Minus3YearTreasuryBondETFCTIMember"/><link:label xlink:type="resource" xlink:label="label_A464287457iShares1Minus3YearTreasuryBondETFCTIMember" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US">464287457 | iShares 1-3 Year Treasury Bond ETF</link:label><link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="A464287457iShares1Minus3YearTreasuryBondETFCTIMember" xlink:to="label_A464287457iShares1Minus3YearTreasuryBondETFCTIMember" priority="1"/><link:loc xlink:type="locator" xlink:href="#nlft4_A464285204iSharesGoldTrustCTIMember" xlink:label="A464285204iSharesGoldTrustCTIMember"/><link:label xlink:type="resource" xlink:label="label_A464285204iSharesGoldTrustCTIMember" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US">464285204 | iShares Gold Trust</link:label><link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="A464285204iSharesGoldTrustCTIMember" xlink:to="label_A464285204iSharesGoldTrustCTIMember" priority="1"/><link:loc xlink:type="locator" xlink:href="#nlft4_A464287432iShares20PlusYearTreasuryBondETFCTIMember" xlink:label="A464287432iShares20PlusYearTreasuryBondETFCTIMember"/><link:label xlink:type="resource" xlink:label="label_A464287432iShares20PlusYearTreasuryBondETFCTIMember" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US">464287432 | iShares 20+ Year Treasury Bond ETF</link:label><link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="A464287432iShares20PlusYearTreasuryBondETFCTIMember" xlink:to="label_A464287432iShares20PlusYearTreasuryBondETFCTIMember" priority="1"/><link:loc xlink:type="locator" xlink:href="#nlft4_A46138G805InvescoTaxableMunicipalBondETFCTIMember" xlink:label="A46138G805InvescoTaxableMunicipalBondETFCTIMember"/><link:label xlink:type="resource" xlink:label="label_A46138G805InvescoTaxableMunicipalBondETFCTIMember" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US">46138G805 | Invesco Taxable Municipal Bond ETF</link:label><link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="A46138G805InvescoTaxableMunicipalBondETFCTIMember" xlink:to="label_A46138G805InvescoTaxableMunicipalBondETFCTIMember" priority="1"/><link:loc xlink:type="locator" xlink:href="#nlft4_A78464A359SPDRBloombergConvertibleSecuritiesETFCTIMember" xlink:label="A78464A359SPDRBloombergConvertibleSecuritiesETFCTIMember"/><link:label xlink:type="resource" xlink:label="label_A78464A359SPDRBloombergConvertibleSecuritiesETFCTIMember" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US">78464A359 | SPDR Bloomberg Convertible Securities ETF</link:label><link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="A78464A359SPDRBloombergConvertibleSecuritiesETFCTIMember" xlink:to="label_A78464A359SPDRBloombergConvertibleSecuritiesETFCTIMember" priority="1"/><link:loc xlink:type="locator" xlink:href="#nlft4_A78464A474SPDRPortfolioShortTermCorporateBondETFCTIMember" xlink:label="A78464A474SPDRPortfolioShortTermCorporateBondETFCTIMember"/><link:label xlink:type="resource" xlink:label="label_A78464A474SPDRPortfolioShortTermCorporateBondETFCTIMember" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US">78464A474 | SPDR Portfolio Short Term Corporate Bond ETF</link:label><link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="A78464A474SPDRPortfolioShortTermCorporateBondETFCTIMember" xlink:to="label_A78464A474SPDRPortfolioShortTermCorporateBondETFCTIMember" priority="1"/><link:loc xlink:type="locator" xlink:href="#nlft4_A69608A108PalantirTechnologiesIncClassACTIMember" xlink:label="A69608A108PalantirTechnologiesIncClassACTIMember"/><link:label xlink:type="resource" xlink:label="label_A69608A108PalantirTechnologiesIncClassACTIMember" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US">69608A108 | Palantir Technologies, Inc., Class A</link:label><link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="A69608A108PalantirTechnologiesIncClassACTIMember" xlink:to="label_A69608A108PalantirTechnologiesIncClassACTIMember" priority="1"/><link:loc xlink:type="locator" xlink:href="#nlft4_A532457108EliLillyCompanyCTIMember" xlink:label="A532457108EliLillyCompanyCTIMember"/><link:label xlink:type="resource" xlink:label="label_A532457108EliLillyCompanyCTIMember" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US">532457108 | Eli Lilly &amp; Company</link:label><link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="A532457108EliLillyCompanyCTIMember" xlink:to="label_A532457108EliLillyCompanyCTIMember" priority="1"/><link:loc xlink:type="locator" xlink:href="#nlft4_A67066G104NVIDIACorporationCTIMember" xlink:label="A67066G104NVIDIACorporationCTIMember"/><link:label xlink:type="resource" xlink:label="label_A67066G104NVIDIACorporationCTIMember" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US">67066G104 | NVIDIA Corporation</link:label><link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="A67066G104NVIDIACorporationCTIMember" xlink:to="label_A67066G104NVIDIACorporationCTIMember" priority="1"/><link:loc xlink:type="locator" xlink:href="#nlft4_A369604301GEAerospaceCompanyCTIMember" xlink:label="A369604301GEAerospaceCompanyCTIMember"/><link:label xlink:type="resource" xlink:label="label_A369604301GEAerospaceCompanyCTIMember" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US">369604301 | GE Aerospace Company</link:label><link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="A369604301GEAerospaceCompanyCTIMember" xlink:to="label_A369604301GEAerospaceCompanyCTIMember" priority="1"/><link:loc xlink:type="locator" xlink:href="#nlft4_A038222105AppliedMaterialsIncCTIMember" xlink:label="A038222105AppliedMaterialsIncCTIMember"/><link:label xlink:type="resource" xlink:label="label_A038222105AppliedMaterialsIncCTIMember" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US">038222105 | Applied Materials, Inc.</link:label><link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="A038222105AppliedMaterialsIncCTIMember" xlink:to="label_A038222105AppliedMaterialsIncCTIMember" priority="1"/><link:loc xlink:type="locator" xlink:href="#nlft4_A595112103MicronTechnologyIncCTIMember" xlink:label="A595112103MicronTechnologyIncCTIMember"/><link:label xlink:type="resource" xlink:label="label_A595112103MicronTechnologyIncCTIMember" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US">595112103 | Micron Technology, Inc.</link:label><link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="A595112103MicronTechnologyIncCTIMember" xlink:to="label_A595112103MicronTechnologyIncCTIMember" priority="1"/><link:loc xlink:type="locator" xlink:href="#nlft4_A512807306LamResearchCorporationCTIMember" xlink:label="A512807306LamResearchCorporationCTIMember"/><link:label xlink:type="resource" xlink:label="label_A512807306LamResearchCorporationCTIMember" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US">512807306 | Lam Research Corporation</link:label><link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="A512807306LamResearchCorporationCTIMember" xlink:to="label_A512807306LamResearchCorporationCTIMember" priority="1"/><link:loc xlink:type="locator" xlink:href="#nlft4_A64110L106NetflixIncCTIMember" xlink:label="A64110L106NetflixIncCTIMember"/><link:label xlink:type="resource" xlink:label="label_A64110L106NetflixIncCTIMember" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US">64110L106 | Netflix, Inc.</link:label><link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="A64110L106NetflixIncCTIMember" xlink:to="label_A64110L106NetflixIncCTIMember" priority="1"/><link:loc xlink:type="locator" xlink:href="#nlft4_A007903107AdvancedMicroDevicesIncCTIMember" xlink:label="A007903107AdvancedMicroDevicesIncCTIMember"/><link:label xlink:type="resource" xlink:label="label_A007903107AdvancedMicroDevicesIncCTIMember" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US">007903107 | Advanced Micro Devices, Inc.</link:label><link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="A007903107AdvancedMicroDevicesIncCTIMember" xlink:to="label_A007903107AdvancedMicroDevicesIncCTIMember" priority="1"/><link:loc xlink:type="locator" xlink:href="#nlft4_A46120E602IntuitiveSurgicalIncCTIMember" xlink:label="A46120E602IntuitiveSurgicalIncCTIMember"/><link:label xlink:type="resource" xlink:label="label_A46120E602IntuitiveSurgicalIncCTIMember" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US">46120E602 | Intuitive Surgical, Inc.</link:label><link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="A46120E602IntuitiveSurgicalIncCTIMember" xlink:to="label_A46120E602IntuitiveSurgicalIncCTIMember" priority="1"/><link:loc xlink:type="locator" xlink:href="#nlft4_A192446102CognizantTechnologySolutionsCorporationClassACTIMember" xlink:label="A192446102CognizantTechnologySolutionsCorporationClassACTIMember"/><link:label xlink:type="resource" xlink:label="label_A192446102CognizantTechnologySolutionsCorporationClassACTIMember" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US">192446102 | Cognizant Technology Solutions Corporation, Class A</link:label><link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="A192446102CognizantTechnologySolutionsCorporationClassACTIMember" xlink:to="label_A192446102CognizantTechnologySolutionsCorporationClassACTIMember" priority="1"/><link:loc xlink:type="locator" xlink:href="#nlft4_A56585A102MarathonPetroleumCorporationCTIMember" xlink:label="A56585A102MarathonPetroleumCorporationCTIMember"/><link:label xlink:type="resource" xlink:label="label_A56585A102MarathonPetroleumCorporationCTIMember" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US">56585A102 | Marathon Petroleum Corporation</link:label><link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="A56585A102MarathonPetroleumCorporationCTIMember" xlink:to="label_A56585A102MarathonPetroleumCorporationCTIMember" priority="1"/><link:loc xlink:type="locator" xlink:href="#nlft4_G1151C101AccenturePLCClassACTIMember" xlink:label="G1151C101AccenturePLCClassACTIMember"/><link:label xlink:type="resource" xlink:label="label_G1151C101AccenturePLCClassACTIMember" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US">G1151C101 | Accenture PLC, Class A</link:label><link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="G1151C101AccenturePLCClassACTIMember" xlink:to="label_G1151C101AccenturePLCClassACTIMember" priority="1"/><link:loc xlink:type="locator" xlink:href="#nlft4_A407497106HamiltonLaneIncClassACTIMember" xlink:label="A407497106HamiltonLaneIncClassACTIMember"/><link:label xlink:type="resource" xlink:label="label_A407497106HamiltonLaneIncClassACTIMember" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US">407497106 | Hamilton Lane, Inc., Class A</link:label><link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="A407497106HamiltonLaneIncClassACTIMember" xlink:to="label_A407497106HamiltonLaneIncClassACTIMember" priority="1"/><link:loc xlink:type="locator" xlink:href="#nlft4_G0378L100AngloGoldAshantiPLCCTIMember" xlink:label="G0378L100AngloGoldAshantiPLCCTIMember"/><link:label xlink:type="resource" xlink:label="label_G0378L100AngloGoldAshantiPLCCTIMember" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US">G0378L100 | AngloGold Ashanti PLC</link:label><link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="G0378L100AngloGoldAshantiPLCCTIMember" xlink:to="label_G0378L100AngloGoldAshantiPLCCTIMember" priority="1"/><link:loc xlink:type="locator" xlink:href="#nlft4_A461202103IntuitIncCTIMember" xlink:label="A461202103IntuitIncCTIMember"/><link:label xlink:type="resource" xlink:label="label_A461202103IntuitIncCTIMember" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US">461202103 | Intuit, Inc.</link:label><link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="A461202103IntuitIncCTIMember" xlink:to="label_A461202103IntuitIncCTIMember" priority="1"/><link:loc xlink:type="locator" xlink:href="#nlft4_G3922B107GenpactLtdCTIMember" xlink:label="G3922B107GenpactLtdCTIMember"/><link:label xlink:type="resource" xlink:label="label_G3922B107GenpactLtdCTIMember" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US">G3922B107 | Genpact Ltd.</link:label><link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="G3922B107GenpactLtdCTIMember" xlink:to="label_G3922B107GenpactLtdCTIMember" priority="1"/><link:loc xlink:type="locator" xlink:href="#nlft4_A093671105HRBlockIncCTIMember" xlink:label="A093671105HRBlockIncCTIMember"/><link:label xlink:type="resource" xlink:label="label_A093671105HRBlockIncCTIMember" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US">093671105 | H&amp;R Block, Inc.</link:label><link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="A093671105HRBlockIncCTIMember" xlink:to="label_A093671105HRBlockIncCTIMember" priority="1"/><link:loc xlink:type="locator" xlink:href="#nlft4_A525327102LeidosHoldingsIncCTIMember" xlink:label="A525327102LeidosHoldingsIncCTIMember"/><link:label xlink:type="resource" xlink:label="label_A525327102LeidosHoldingsIncCTIMember" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US">525327102 | Leidos Holdings, Inc.</link:label><link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="A525327102LeidosHoldingsIncCTIMember" xlink:to="label_A525327102LeidosHoldingsIncCTIMember" priority="1"/><link:loc xlink:type="locator" xlink:href="#nlft4_A78467J100SSCTechnologiesHoldingsIncCTIMember" xlink:label="A78467J100SSCTechnologiesHoldingsIncCTIMember"/><link:label xlink:type="resource" xlink:label="label_A78467J100SSCTechnologiesHoldingsIncCTIMember" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US">78467J100 | SS&amp;C Technologies Holdings, Inc.</link:label><link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="A78467J100SSCTechnologiesHoldingsIncCTIMember" xlink:to="label_A78467J100SSCTechnologiesHoldingsIncCTIMember" priority="1"/><link:loc xlink:type="locator" xlink:href="#nlft4_A81369Y209StateStreetHealthCareSelectSectorSPDRETFCTIMember" xlink:label="A81369Y209StateStreetHealthCareSelectSectorSPDRETFCTIMember"/><link:label xlink:type="resource" xlink:label="label_A81369Y209StateStreetHealthCareSelectSectorSPDRETFCTIMember" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US">81369Y209 | State Street Health Care Select Sector SPDR ETF</link:label><link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="A81369Y209StateStreetHealthCareSelectSectorSPDRETFCTIMember" xlink:to="label_A81369Y209StateStreetHealthCareSelectSectorSPDRETFCTIMember" priority="1"/><link:loc xlink:type="locator" xlink:href="#nlft4_A81369Y852StateStreetCommunicationServicesSelectSectorSPDRETFCTIMember" xlink:label="A81369Y852StateStreetCommunicationServicesSelectSectorSPDRETFCTIMember"/><link:label xlink:type="resource" xlink:label="label_A81369Y852StateStreetCommunicationServicesSelectSectorSPDRETFCTIMember" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US">81369Y852 | State Street Communication Services Select Sector SPDR ETF</link:label><link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="A81369Y852StateStreetCommunicationServicesSelectSectorSPDRETFCTIMember" xlink:to="label_A81369Y852StateStreetCommunicationServicesSelectSectorSPDRETFCTIMember" priority="1"/><link:loc xlink:type="locator" xlink:href="#nlft4_A81369Y803StateStreetTechnologySelectSectorSPDRETFCTIMember" xlink:label="A81369Y803StateStreetTechnologySelectSectorSPDRETFCTIMember"/><link:label xlink:type="resource" xlink:label="label_A81369Y803StateStreetTechnologySelectSectorSPDRETFCTIMember" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US">81369Y803 | State Street Technology Select Sector SPDR ETF</link:label><link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="A81369Y803StateStreetTechnologySelectSectorSPDRETFCTIMember" xlink:to="label_A81369Y803StateStreetTechnologySelectSectorSPDRETFCTIMember" priority="1"/><link:loc xlink:type="locator" xlink:href="#nlft4_A81369Y308StateStreetConsumerStaplesSelectSectorSPDRETFCTIMember" xlink:label="A81369Y308StateStreetConsumerStaplesSelectSectorSPDRETFCTIMember"/><link:label xlink:type="resource" xlink:label="label_A81369Y308StateStreetConsumerStaplesSelectSectorSPDRETFCTIMember" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US">81369Y308 | State Street Consumer Staples Select Sector SPDR ETF</link:label><link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="A81369Y308StateStreetConsumerStaplesSelectSectorSPDRETFCTIMember" xlink:to="label_A81369Y308StateStreetConsumerStaplesSelectSectorSPDRETFCTIMember" priority="1"/><link:loc xlink:type="locator" xlink:href="#nlft4_A81369Y605StateStreetFinancialSelectSectorSPDRETFCTIMember" xlink:label="A81369Y605StateStreetFinancialSelectSectorSPDRETFCTIMember"/><link:label xlink:type="resource" xlink:label="label_A81369Y605StateStreetFinancialSelectSectorSPDRETFCTIMember" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US">81369Y605 | State Street Financial Select Sector SPDR ETF</link:label><link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="A81369Y605StateStreetFinancialSelectSectorSPDRETFCTIMember" xlink:to="label_A81369Y605StateStreetFinancialSelectSectorSPDRETFCTIMember" priority="1"/><link:loc xlink:type="locator" xlink:href="#nlft4_A81369Y407StateStreetConsumerDiscretionarySelectSectorSPDRETFCTIMember" xlink:label="A81369Y407StateStreetConsumerDiscretionarySelectSectorSPDRETFCTIMember"/><link:label xlink:type="resource" xlink:label="label_A81369Y407StateStreetConsumerDiscretionarySelectSectorSPDRETFCTIMember" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US">81369Y407 | State Street Consumer Discretionary Select Sector SPDR ETF</link:label><link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="A81369Y407StateStreetConsumerDiscretionarySelectSectorSPDRETFCTIMember" xlink:to="label_A81369Y407StateStreetConsumerDiscretionarySelectSectorSPDRETFCTIMember" priority="1"/><link:loc xlink:type="locator" xlink:href="#nlft4_A81369Y860StateStreetRealEstateSelectSectorSPDRETFCTIMember" xlink:label="A81369Y860StateStreetRealEstateSelectSectorSPDRETFCTIMember"/><link:label xlink:type="resource" xlink:label="label_A81369Y860StateStreetRealEstateSelectSectorSPDRETFCTIMember" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US">81369Y860 | State Street Real Estate Select Sector SPDR ETF</link:label><link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="A81369Y860StateStreetRealEstateSelectSectorSPDRETFCTIMember" xlink:to="label_A81369Y860StateStreetRealEstateSelectSectorSPDRETFCTIMember" priority="1"/><link:loc xlink:type="locator" xlink:href="#nlft4_A81369Y704StateStreetIndustrialSelectSectorSPDRETFCTIMember" xlink:label="A81369Y704StateStreetIndustrialSelectSectorSPDRETFCTIMember"/><link:label xlink:type="resource" xlink:label="label_A81369Y704StateStreetIndustrialSelectSectorSPDRETFCTIMember" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US">81369Y704 | State Street Industrial Select Sector SPDR ETF</link:label><link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="A81369Y704StateStreetIndustrialSelectSectorSPDRETFCTIMember" xlink:to="label_A81369Y704StateStreetIndustrialSelectSectorSPDRETFCTIMember" priority="1"/><link:loc xlink:type="locator" xlink:href="#nlft4_A78464A599SPDRSPSoftwareServicesETFCTIMember" xlink:label="A78464A599SPDRSPSoftwareServicesETFCTIMember"/><link:label xlink:type="resource" xlink:label="label_A78464A599SPDRSPSoftwareServicesETFCTIMember" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US">78464A599 | SPDR S&amp;P Software &amp; Services ETF</link:label><link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="A78464A599SPDRSPSoftwareServicesETFCTIMember" xlink:to="label_A78464A599SPDRSPSoftwareServicesETFCTIMember" priority="1"/><link:loc xlink:type="locator" xlink:href="#nlft4_A464288810iSharesUSMedicalDevicesETFCTIMember" xlink:label="A464288810iSharesUSMedicalDevicesETFCTIMember"/><link:label xlink:type="resource" xlink:label="label_A464288810iSharesUSMedicalDevicesETFCTIMember" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US">464288810 | iShares U.S. Medical Devices ETF</link:label><link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="A464288810iSharesUSMedicalDevicesETFCTIMember" xlink:to="label_A464288810iSharesUSMedicalDevicesETFCTIMember" priority="1"/><link:loc xlink:type="locator" xlink:href="#nlft4_A464288828iSharesUSHealthcareProvidersETFCTIMember" xlink:label="A464288828iSharesUSHealthcareProvidersETFCTIMember"/><link:label xlink:type="resource" xlink:label="label_A464288828iSharesUSHealthcareProvidersETFCTIMember" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US">464288828 | iShares U.S. Healthcare Providers ETF</link:label><link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="A464288828iSharesUSHealthcareProvidersETFCTIMember" xlink:to="label_A464288828iSharesUSHealthcareProvidersETFCTIMember" priority="1"/><link:loc xlink:type="locator" xlink:href="#nlft4_A78464A722SPDRSPPharmaceuticalsETFCTIMember" xlink:label="A78464A722SPDRSPPharmaceuticalsETFCTIMember"/><link:label xlink:type="resource" xlink:label="label_A78464A722SPDRSPPharmaceuticalsETFCTIMember" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US">78464A722 | SPDR S&amp;P Pharmaceuticals ETF</link:label><link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="A78464A722SPDRSPPharmaceuticalsETFCTIMember" xlink:to="label_A78464A722SPDRSPPharmaceuticalsETFCTIMember" priority="1"/><link:loc xlink:type="locator" xlink:href="#nlft4_A46137V720InvescoLeisureEntertainmentETFCTIMember" xlink:label="A46137V720InvescoLeisureEntertainmentETFCTIMember"/><link:label xlink:type="resource" xlink:label="label_A46137V720InvescoLeisureEntertainmentETFCTIMember" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US">46137V720 | Invesco Leisure &amp; Entertainment ETF</link:label><link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="A46137V720InvescoLeisureEntertainmentETFCTIMember" xlink:to="label_A46137V720InvescoLeisureEntertainmentETFCTIMember" priority="1"/><link:loc xlink:type="locator" xlink:href="#nlft4_A46138E586InvescoKBWPropertyCasualtyETFCTIMember" xlink:label="A46138E586InvescoKBWPropertyCasualtyETFCTIMember"/><link:label xlink:type="resource" xlink:label="label_A46138E586InvescoKBWPropertyCasualtyETFCTIMember" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US">46138E586 | Invesco KBW Property &amp; Casualty ETF</link:label><link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="A46138E586InvescoKBWPropertyCasualtyETFCTIMember" xlink:to="label_A46138E586InvescoKBWPropertyCasualtyETFCTIMember" priority="1"/><link:loc xlink:type="locator" xlink:href="#nlft4_A78464A789SPDRSPInsuranceETFCTIMember" xlink:label="A78464A789SPDRSPInsuranceETFCTIMember"/><link:label xlink:type="resource" xlink:label="label_A78464A789SPDRSPInsuranceETFCTIMember" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US">78464A789 | SPDR S&amp;P Insurance ETF</link:label><link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="A78464A789SPDRSPInsuranceETFCTIMember" xlink:to="label_A78464A789SPDRSPInsuranceETFCTIMember" priority="1"/><link:loc xlink:type="locator" xlink:href="#nlft4_A78464A862StateStreetSPDRSPSemiconductorETFCTIMember" xlink:label="A78464A862StateStreetSPDRSPSemiconductorETFCTIMember"/><link:label xlink:type="resource" xlink:label="label_A78464A862StateStreetSPDRSPSemiconductorETFCTIMember" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US">78464A862 | State Street SPDR S&amp;P Semiconductor ETF</link:label><link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="A78464A862StateStreetSPDRSPSemiconductorETFCTIMember" xlink:to="label_A78464A862StateStreetSPDRSPSemiconductorETFCTIMember" priority="1"/><link:loc xlink:type="locator" xlink:href="#nlft4_A78464A631SPDRSPAerospaceDefenseETFCTIMember" xlink:label="A78464A631SPDRSPAerospaceDefenseETFCTIMember"/><link:label xlink:type="resource" xlink:label="label_A78464A631SPDRSPAerospaceDefenseETFCTIMember" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US">78464A631 | SPDR S&amp;P Aerospace &amp; Defense ETF</link:label><link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="A78464A631SPDRSPAerospaceDefenseETFCTIMember" xlink:to="label_A78464A631SPDRSPAerospaceDefenseETFCTIMember" priority="1"/><link:loc xlink:type="locator" xlink:href="#nlft4_A674599105OccidentalPetroleumCorporationCTIMember" xlink:label="A674599105OccidentalPetroleumCorporationCTIMember"/><link:label xlink:type="resource" xlink:label="label_A674599105OccidentalPetroleumCorporationCTIMember" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US">674599105 | Occidental Petroleum Corporation</link:label><link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="A674599105OccidentalPetroleumCorporationCTIMember" xlink:to="label_A674599105OccidentalPetroleumCorporationCTIMember" priority="1"/><link:loc xlink:type="locator" xlink:href="#nlft4_A703481101PattersonMinusUTIEnergyIncCTIMember" xlink:label="A703481101PattersonMinusUTIEnergyIncCTIMember"/><link:label xlink:type="resource" xlink:label="label_A703481101PattersonMinusUTIEnergyIncCTIMember" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US">703481101 | Patterson-UTI Energy, Inc.</link:label><link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="A703481101PattersonMinusUTIEnergyIncCTIMember" xlink:to="label_A703481101PattersonMinusUTIEnergyIncCTIMember" priority="1"/><link:loc xlink:type="locator" xlink:href="#nlft4_A806857108SLBLtdCTIMember" xlink:label="A806857108SLBLtdCTIMember"/><link:label xlink:type="resource" xlink:label="label_A806857108SLBLtdCTIMember" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US">806857108 | SLB Ltd.</link:label><link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="A806857108SLBLtdCTIMember" xlink:to="label_A806857108SLBLtdCTIMember" priority="1"/><link:loc xlink:type="locator" xlink:href="#nlft4_A03743Q108APACorporationCTIMember" xlink:label="A03743Q108APACorporationCTIMember"/><link:label xlink:type="resource" xlink:label="label_A03743Q108APACorporationCTIMember" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US">03743Q108 | APA Corporation</link:label><link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="A03743Q108APACorporationCTIMember" xlink:to="label_A03743Q108APACorporationCTIMember" priority="1"/><link:loc xlink:type="locator" xlink:href="#nlft4_A42824C109HewlettPackardEnterpriseCompanyCTIMember" xlink:label="A42824C109HewlettPackardEnterpriseCompanyCTIMember"/><link:label xlink:type="resource" xlink:label="label_A42824C109HewlettPackardEnterpriseCompanyCTIMember" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US">42824C109 | Hewlett Packard Enterprise Company</link:label><link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="A42824C109HewlettPackardEnterpriseCompanyCTIMember" xlink:to="label_A42824C109HewlettPackardEnterpriseCompanyCTIMember" priority="1"/><link:loc xlink:type="locator" xlink:href="#nlft4_A78454L100SMEnergyCompanyCTIMember" xlink:label="A78454L100SMEnergyCompanyCTIMember"/><link:label xlink:type="resource" xlink:label="label_A78454L100SMEnergyCompanyCTIMember" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US">78454L100 | SM Energy Company</link:label><link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="A78454L100SMEnergyCompanyCTIMember" xlink:to="label_A78454L100SMEnergyCompanyCTIMember" priority="1"/><link:loc xlink:type="locator" xlink:href="#nlft4_A02215L209KinetikHoldingsIncCTIMember" xlink:label="A02215L209KinetikHoldingsIncCTIMember"/><link:label xlink:type="resource" xlink:label="label_A02215L209KinetikHoldingsIncCTIMember" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US">02215L209 | Kinetik Holdings, Inc.</link:label><link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="A02215L209KinetikHoldingsIncCTIMember" xlink:to="label_A02215L209KinetikHoldingsIncCTIMember" priority="1"/><link:loc xlink:type="locator" xlink:href="#nlft4_A71424F105PermianResourcesCorporationClassACTIMember" xlink:label="A71424F105PermianResourcesCorporationClassACTIMember"/><link:label xlink:type="resource" xlink:label="label_A71424F105PermianResourcesCorporationClassACTIMember" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US">71424F105 | Permian Resources Corporation, Class A</link:label><link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="A71424F105PermianResourcesCorporationClassACTIMember" xlink:to="label_A71424F105PermianResourcesCorporationClassACTIMember" priority="1"/><link:loc xlink:type="locator" xlink:href="#nlft4_A832696405JMSmuckerCompanyTheCTIMember" xlink:label="A832696405JMSmuckerCompanyTheCTIMember"/><link:label xlink:type="resource" xlink:label="label_A832696405JMSmuckerCompanyTheCTIMember" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US">832696405 | J.M. Smucker Company (The)</link:label><link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="A832696405JMSmuckerCompanyTheCTIMember" xlink:to="label_A832696405JMSmuckerCompanyTheCTIMember" priority="1"/><link:loc xlink:type="locator" xlink:href="#nlft4_A233051226XtrackersMSCIEmergingMarketsSelectETFCTIMember" xlink:label="A233051226XtrackersMSCIEmergingMarketsSelectETFCTIMember"/><link:label xlink:type="resource" xlink:label="label_A233051226XtrackersMSCIEmergingMarketsSelectETFCTIMember" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US">233051226 | Xtrackers MSCI Emerging Markets Select ETF</link:label><link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="A233051226XtrackersMSCIEmergingMarketsSelectETFCTIMember" xlink:to="label_A233051226XtrackersMSCIEmergingMarketsSelectETFCTIMember" priority="1"/><link:loc xlink:type="locator" xlink:href="#nlft4_A00162Q858ALPSSectorDividendDogsETFCTIMember" xlink:label="A00162Q858ALPSSectorDividendDogsETFCTIMember"/><link:label xlink:type="resource" xlink:label="label_A00162Q858ALPSSectorDividendDogsETFCTIMember" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US">00162Q858 | ALPS Sector Dividend Dogs ETF</link:label><link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="A00162Q858ALPSSectorDividendDogsETFCTIMember" xlink:to="label_A00162Q858ALPSSectorDividendDogsETFCTIMember" priority="1"/><link:loc xlink:type="locator" xlink:href="#nlft4_A09661T206BNYMellonUSMidCapCoreEquityETFCTIMember" xlink:label="A09661T206BNYMellonUSMidCapCoreEquityETFCTIMember"/><link:label xlink:type="resource" xlink:label="label_A09661T206BNYMellonUSMidCapCoreEquityETFCTIMember" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US">09661T206 | BNY Mellon US Mid Cap Core Equity ETF</link:label><link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="A09661T206BNYMellonUSMidCapCoreEquityETFCTIMember" xlink:to="label_A09661T206BNYMellonUSMidCapCoreEquityETFCTIMember" priority="1"/><link:loc xlink:type="locator" xlink:href="#nlft4_A233051481XtrackersRussellUSMultifactorETFCTIMember" xlink:label="A233051481XtrackersRussellUSMultifactorETFCTIMember"/><link:label xlink:type="resource" xlink:label="label_A233051481XtrackersRussellUSMultifactorETFCTIMember" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US">233051481 | Xtrackers Russell US Multifactor ETF</link:label><link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="A233051481XtrackersRussellUSMultifactorETFCTIMember" xlink:to="label_A233051481XtrackersRussellUSMultifactorETFCTIMember" priority="1"/><link:loc xlink:type="locator" xlink:href="#nlft4_A92647N667VictorySharesDividendAcceleratorETFCTIMember" xlink:label="A92647N667VictorySharesDividendAcceleratorETFCTIMember"/><link:label xlink:type="resource" xlink:label="label_A92647N667VictorySharesDividendAcceleratorETFCTIMember" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US">92647N667 | VictoryShares Dividend Accelerator ETF</link:label><link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="A92647N667VictorySharesDividendAcceleratorETFCTIMember" xlink:to="label_A92647N667VictorySharesDividendAcceleratorETFCTIMember" priority="1"/><link:loc xlink:type="locator" xlink:href="#nlft4_A00162Q718ALPSInternationalSectorDividendDogsETFCTIMember" xlink:label="A00162Q718ALPSInternationalSectorDividendDogsETFCTIMember"/><link:label xlink:type="resource" xlink:label="label_A00162Q718ALPSInternationalSectorDividendDogsETFCTIMember" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US">00162Q718 | ALPS International Sector Dividend Dogs ETF</link:label><link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="A00162Q718ALPSInternationalSectorDividendDogsETFCTIMember" xlink:to="label_A00162Q718ALPSInternationalSectorDividendDogsETFCTIMember" priority="1"/><link:loc xlink:type="locator" xlink:href="#nlft4_A46641Q209JPMorganDiversifiedReturnInternationalEquityETFCTIMember" xlink:label="A46641Q209JPMorganDiversifiedReturnInternationalEquityETFCTIMember"/><link:label xlink:type="resource" xlink:label="label_A46641Q209JPMorganDiversifiedReturnInternationalEquityETFCTIMember" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US">46641Q209 | JPMorgan Diversified Return International Equity ETF</link:label><link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="A46641Q209JPMorganDiversifiedReturnInternationalEquityETFCTIMember" xlink:to="label_A46641Q209JPMorganDiversifiedReturnInternationalEquityETFCTIMember" priority="1"/><link:loc xlink:type="locator" xlink:href="#nlft4_A78463X459SPDRSPGlobalDividendETFCTIMember" xlink:label="A78463X459SPDRSPGlobalDividendETFCTIMember"/><link:label xlink:type="resource" xlink:label="label_A78463X459SPDRSPGlobalDividendETFCTIMember" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US">78463X459 | SPDR S&amp;P Global Dividend ETF</link:label><link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="A78463X459SPDRSPGlobalDividendETFCTIMember" xlink:to="label_A78463X459SPDRSPGlobalDividendETFCTIMember" priority="1"/><link:loc xlink:type="locator" xlink:href="#nlft4_A464289420iSharesRussellTop200ValueETFCTIMember" xlink:label="A464289420iSharesRussellTop200ValueETFCTIMember"/><link:label xlink:type="resource" xlink:label="label_A464289420iSharesRussellTop200ValueETFCTIMember" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US">464289420 | iShares Russell Top 200 Value ETF</link:label><link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="A464289420iSharesRussellTop200ValueETFCTIMember" xlink:to="label_A464289420iSharesRussellTop200ValueETFCTIMember" priority="1"/><link:loc xlink:type="locator" xlink:href="#nlft4_A46137V258InvescoSP500PureValueETFCTIMember" xlink:label="A46137V258InvescoSP500PureValueETFCTIMember"/><link:label xlink:type="resource" xlink:label="label_A46137V258InvescoSP500PureValueETFCTIMember" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US">46137V258 | Invesco S&amp;P 500 Pure Value ETF</link:label><link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="A46137V258InvescoSP500PureValueETFCTIMember" xlink:to="label_A46137V258InvescoSP500PureValueETFCTIMember" priority="1"/><link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/dei/2025/dei-2025.xsd#dei_NoTradingSymbolFlag" xlink:label="NoTradingSymbolFlag"/><link:label xlink:type="resource" xlink:label="label_NoTradingSymbolFlag" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US">No Trading Symbol [Flag]</link:label><link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="NoTradingSymbolFlag" xlink:to="label_NoTradingSymbolFlag" priority="1"/><link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_AssetsNet" xlink:label="AssetsNet"/><link:label xlink:type="resource" xlink:label="label_AssetsNet" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US">AssetsNet</link:label><link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="AssetsNet" xlink:to="label_AssetsNet" priority="1"/><link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_InvestmentCompanyPortfolioTurnover" xlink:label="InvestmentCompanyPortfolioTurnover"/><link:label xlink:type="resource" xlink:label="label_InvestmentCompanyPortfolioTurnover" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US">InvestmentCompanyPortfolioTurnover</link:label><link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="InvestmentCompanyPortfolioTurnover" xlink:to="label_InvestmentCompanyPortfolioTurnover" priority="1"/></link:labelLink></link:linkbase></appinfo></annotation><element name="C000226137Member" id="nlft4_C000226137Member" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration"/><element name="C000226138Member" id="nlft4_C000226138Member" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration"/><element name="S000246990Member" id="nlft4_S000246990Member" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration"/><element name="C000226139Member" id="nlft4_C000226139Member" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration"/><element name="C000246991Member" id="nlft4_C000246991Member" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration"/><element name="C000246992Member" id="nlft4_C000246992Member" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration"/><element name="C000246993Member" id="nlft4_C000246993Member" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration"/><element name="FixedIncomeMinusOther46138G805SectorMember" id="nlft4_FixedIncomeMinusOther46138G805SectorMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration"/><element name="CommoditySectorMember" id="nlft4_CommoditySectorMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration"/><element name="FixedIncomeSectorMember" id="nlft4_FixedIncomeSectorMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration"/><element name="Technology007903107SectorMember" id="nlft4_Technology007903107SectorMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration"/><element name="IndustrialsSectorMember" id="nlft4_IndustrialsSectorMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration"/><element name="TechnologyG1151C101SectorMember" id="nlft4_TechnologyG1151C101SectorMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration"/><element name="FinancialsSectorMember" id="nlft4_FinancialsSectorMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration"/><element name="FixedIncomeMinusOther464287226SectorMember" id="nlft4_FixedIncomeMinusOther464287226SectorMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration"/><element name="EquitySectorMember" id="nlft4_EquitySectorMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration"/><element name="Equities46138E586SectorMember" id="nlft4_Equities46138E586SectorMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration"/><element name="Technology002121101SectorMember" id="nlft4_Technology002121101SectorMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration"/><element name="Equities46435U663SectorMember" id="nlft4_Equities46435U663SectorMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration"/><element name="A464288588iSharesMBSETFCTIMember" id="nlft4_A464288588iSharesMBSETFCTIMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration"/><element name="A464287242iSharesiBoxxInvestmentGradeCorporateBondETFCTIMember" id="nlft4_A464287242iSharesiBoxxInvestmentGradeCorporateBondETFCTIMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration"/><element name="A464287440iShares7Minus10YearTreasuryBondETFCTIMember" id="nlft4_A464287440iShares7Minus10YearTreasuryBondETFCTIMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration"/><element name="A464287226iSharesCoreUSAggregateBondETFCTIMember" id="nlft4_A464287226iSharesCoreUSAggregateBondETFCTIMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration"/><element name="A464287457iShares1Minus3YearTreasuryBondETFCTIMember" id="nlft4_A464287457iShares1Minus3YearTreasuryBondETFCTIMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration"/><element name="A464285204iSharesGoldTrustCTIMember" id="nlft4_A464285204iSharesGoldTrustCTIMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration"/><element name="A464287432iShares20PlusYearTreasuryBondETFCTIMember" id="nlft4_A464287432iShares20PlusYearTreasuryBondETFCTIMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration"/><element name="A46138G805InvescoTaxableMunicipalBondETFCTIMember" id="nlft4_A46138G805InvescoTaxableMunicipalBondETFCTIMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration"/><element name="A78464A359SPDRBloombergConvertibleSecuritiesETFCTIMember" id="nlft4_A78464A359SPDRBloombergConvertibleSecuritiesETFCTIMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration"/><element name="A78464A474SPDRPortfolioShortTermCorporateBondETFCTIMember" id="nlft4_A78464A474SPDRPortfolioShortTermCorporateBondETFCTIMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration"/><element name="A69608A108PalantirTechnologiesIncClassACTIMember" id="nlft4_A69608A108PalantirTechnologiesIncClassACTIMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration"/><element name="A532457108EliLillyCompanyCTIMember" id="nlft4_A532457108EliLillyCompanyCTIMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration"/><element name="A67066G104NVIDIACorporationCTIMember" id="nlft4_A67066G104NVIDIACorporationCTIMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration"/><element name="A369604301GEAerospaceCompanyCTIMember" id="nlft4_A369604301GEAerospaceCompanyCTIMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration"/><element name="A038222105AppliedMaterialsIncCTIMember" id="nlft4_A038222105AppliedMaterialsIncCTIMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration"/><element name="A595112103MicronTechnologyIncCTIMember" id="nlft4_A595112103MicronTechnologyIncCTIMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration"/><element name="A512807306LamResearchCorporationCTIMember" id="nlft4_A512807306LamResearchCorporationCTIMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration"/><element name="A64110L106NetflixIncCTIMember" id="nlft4_A64110L106NetflixIncCTIMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration"/><element name="A007903107AdvancedMicroDevicesIncCTIMember" id="nlft4_A007903107AdvancedMicroDevicesIncCTIMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration"/><element name="A46120E602IntuitiveSurgicalIncCTIMember" id="nlft4_A46120E602IntuitiveSurgicalIncCTIMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration"/><element name="A192446102CognizantTechnologySolutionsCorporationClassACTIMember" id="nlft4_A192446102CognizantTechnologySolutionsCorporationClassACTIMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration"/><element name="A56585A102MarathonPetroleumCorporationCTIMember" id="nlft4_A56585A102MarathonPetroleumCorporationCTIMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration"/><element name="G1151C101AccenturePLCClassACTIMember" id="nlft4_G1151C101AccenturePLCClassACTIMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration"/><element name="A407497106HamiltonLaneIncClassACTIMember" id="nlft4_A407497106HamiltonLaneIncClassACTIMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration"/><element name="G0378L100AngloGoldAshantiPLCCTIMember" id="nlft4_G0378L100AngloGoldAshantiPLCCTIMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration"/><element name="A461202103IntuitIncCTIMember" id="nlft4_A461202103IntuitIncCTIMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration"/><element name="G3922B107GenpactLtdCTIMember" id="nlft4_G3922B107GenpactLtdCTIMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration"/><element name="A093671105HRBlockIncCTIMember" id="nlft4_A093671105HRBlockIncCTIMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration"/><element name="A525327102LeidosHoldingsIncCTIMember" id="nlft4_A525327102LeidosHoldingsIncCTIMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration"/><element name="A78467J100SSCTechnologiesHoldingsIncCTIMember" id="nlft4_A78467J100SSCTechnologiesHoldingsIncCTIMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration"/><element name="A81369Y209StateStreetHealthCareSelectSectorSPDRETFCTIMember" id="nlft4_A81369Y209StateStreetHealthCareSelectSectorSPDRETFCTIMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration"/><element name="A81369Y852StateStreetCommunicationServicesSelectSectorSPDRETFCTIMember" id="nlft4_A81369Y852StateStreetCommunicationServicesSelectSectorSPDRETFCTIMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration"/><element name="A81369Y803StateStreetTechnologySelectSectorSPDRETFCTIMember" id="nlft4_A81369Y803StateStreetTechnologySelectSectorSPDRETFCTIMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration"/><element name="A81369Y308StateStreetConsumerStaplesSelectSectorSPDRETFCTIMember" id="nlft4_A81369Y308StateStreetConsumerStaplesSelectSectorSPDRETFCTIMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration"/><element name="A81369Y605StateStreetFinancialSelectSectorSPDRETFCTIMember" id="nlft4_A81369Y605StateStreetFinancialSelectSectorSPDRETFCTIMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration"/><element name="A81369Y407StateStreetConsumerDiscretionarySelectSectorSPDRETFCTIMember" id="nlft4_A81369Y407StateStreetConsumerDiscretionarySelectSectorSPDRETFCTIMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration"/><element name="A81369Y860StateStreetRealEstateSelectSectorSPDRETFCTIMember" id="nlft4_A81369Y860StateStreetRealEstateSelectSectorSPDRETFCTIMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration"/><element name="A81369Y704StateStreetIndustrialSelectSectorSPDRETFCTIMember" id="nlft4_A81369Y704StateStreetIndustrialSelectSectorSPDRETFCTIMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration"/><element name="A78464A599SPDRSPSoftwareServicesETFCTIMember" id="nlft4_A78464A599SPDRSPSoftwareServicesETFCTIMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration"/><element name="A464288810iSharesUSMedicalDevicesETFCTIMember" id="nlft4_A464288810iSharesUSMedicalDevicesETFCTIMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration"/><element name="A464288828iSharesUSHealthcareProvidersETFCTIMember" id="nlft4_A464288828iSharesUSHealthcareProvidersETFCTIMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration"/><element name="A78464A722SPDRSPPharmaceuticalsETFCTIMember" id="nlft4_A78464A722SPDRSPPharmaceuticalsETFCTIMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration"/><element name="A46137V720InvescoLeisureEntertainmentETFCTIMember" id="nlft4_A46137V720InvescoLeisureEntertainmentETFCTIMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration"/><element name="A46138E586InvescoKBWPropertyCasualtyETFCTIMember" id="nlft4_A46138E586InvescoKBWPropertyCasualtyETFCTIMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration"/><element name="A78464A789SPDRSPInsuranceETFCTIMember" id="nlft4_A78464A789SPDRSPInsuranceETFCTIMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration"/><element name="A78464A862StateStreetSPDRSPSemiconductorETFCTIMember" id="nlft4_A78464A862StateStreetSPDRSPSemiconductorETFCTIMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration"/><element name="A78464A631SPDRSPAerospaceDefenseETFCTIMember" id="nlft4_A78464A631SPDRSPAerospaceDefenseETFCTIMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration"/><element name="A674599105OccidentalPetroleumCorporationCTIMember" id="nlft4_A674599105OccidentalPetroleumCorporationCTIMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration"/><element name="A703481101PattersonMinusUTIEnergyIncCTIMember" id="nlft4_A703481101PattersonMinusUTIEnergyIncCTIMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration"/><element name="A806857108SLBLtdCTIMember" id="nlft4_A806857108SLBLtdCTIMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration"/><element name="A03743Q108APACorporationCTIMember" id="nlft4_A03743Q108APACorporationCTIMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration"/><element name="A42824C109HewlettPackardEnterpriseCompanyCTIMember" id="nlft4_A42824C109HewlettPackardEnterpriseCompanyCTIMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration"/><element name="A78454L100SMEnergyCompanyCTIMember" id="nlft4_A78454L100SMEnergyCompanyCTIMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration"/><element name="A02215L209KinetikHoldingsIncCTIMember" id="nlft4_A02215L209KinetikHoldingsIncCTIMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration"/><element name="A71424F105PermianResourcesCorporationClassACTIMember" id="nlft4_A71424F105PermianResourcesCorporationClassACTIMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration"/><element name="A832696405JMSmuckerCompanyTheCTIMember" id="nlft4_A832696405JMSmuckerCompanyTheCTIMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration"/><element name="A233051226XtrackersMSCIEmergingMarketsSelectETFCTIMember" id="nlft4_A233051226XtrackersMSCIEmergingMarketsSelectETFCTIMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration"/><element name="A00162Q858ALPSSectorDividendDogsETFCTIMember" id="nlft4_A00162Q858ALPSSectorDividendDogsETFCTIMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration"/><element name="A09661T206BNYMellonUSMidCapCoreEquityETFCTIMember" id="nlft4_A09661T206BNYMellonUSMidCapCoreEquityETFCTIMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration"/><element name="A233051481XtrackersRussellUSMultifactorETFCTIMember" id="nlft4_A233051481XtrackersRussellUSMultifactorETFCTIMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration"/><element name="A92647N667VictorySharesDividendAcceleratorETFCTIMember" id="nlft4_A92647N667VictorySharesDividendAcceleratorETFCTIMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration"/><element name="A00162Q718ALPSInternationalSectorDividendDogsETFCTIMember" id="nlft4_A00162Q718ALPSInternationalSectorDividendDogsETFCTIMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration"/><element name="A46641Q209JPMorganDiversifiedReturnInternationalEquityETFCTIMember" id="nlft4_A46641Q209JPMorganDiversifiedReturnInternationalEquityETFCTIMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration"/><element name="A78463X459SPDRSPGlobalDividendETFCTIMember" id="nlft4_A78463X459SPDRSPGlobalDividendETFCTIMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration"/><element name="A464289420iSharesRussellTop200ValueETFCTIMember" id="nlft4_A464289420iSharesRussellTop200ValueETFCTIMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration"/><element name="A46137V258InvescoSP500PureValueETFCTIMember" id="nlft4_A46137V258InvescoSP500PureValueETFCTIMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration"/></schema>
