<?xml version="1.0" encoding="UTF-8"?>

<!--XBRL Document Created with the Workiva Platform-->
<!--Copyright 2026 Workiva-->
<!--r:019d4420-2398-7d60-b98b-5d4c52b3f3b4,g:5b7852cd-3691-476e-8f92-b99a24808f05-->
<link:linkbase xmlns:link="http://www.xbrl.org/2003/linkbase" xmlns:xlink="http://www.w3.org/1999/xlink" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://www.xbrl.org/2003/linkbase http://www.xbrl.org/2003/xbrl-linkbase-2003-12-31.xsd">
  <link:arcroleRef arcroleURI="https://xbrl.org/2023/arcrole/summation-item" xlink:type="simple" xlink:href="https://www.xbrl.org/2023/calculation-1.1.xsd#summation-item"/>
  <link:roleRef roleURI="http://blackberry.com/role/ConsolidatedBalanceSheets" xlink:type="simple" xlink:href="bbry-20260228.xsd#ConsolidatedBalanceSheets"/>
  <link:calculationLink xlink:role="http://blackberry.com/role/ConsolidatedBalanceSheets" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LiabilitiesAndStockholdersEquity_019d4420-26b1-71c6-b387-aa478b11641b" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_LiabilitiesAndStockholdersEquity"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_Liabilities_019d4420-26b1-74ee-87fd-df22dea8576f" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_Liabilities"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_LiabilitiesAndStockholdersEquity_019d4420-26b1-71c6-b387-aa478b11641b" xlink:to="loc_us-gaap_Liabilities_019d4420-26b1-74ee-87fd-df22dea8576f" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_StockholdersEquity_019d4420-26b1-72d7-aa7e-d974bda14f04" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_StockholdersEquity"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_LiabilitiesAndStockholdersEquity_019d4420-26b1-71c6-b387-aa478b11641b" xlink:to="loc_us-gaap_StockholdersEquity_019d4420-26b1-72d7-aa7e-d974bda14f04" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_Liabilities_019d4420-26b1-748c-9ab7-04d2b215b2e9" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_Liabilities"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LiabilitiesCurrent_019d4420-26b1-7420-a8b9-26ac6babb44e" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_LiabilitiesCurrent"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_Liabilities_019d4420-26b1-748c-9ab7-04d2b215b2e9" xlink:to="loc_us-gaap_LiabilitiesCurrent_019d4420-26b1-7420-a8b9-26ac6babb44e" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherLiabilitiesNoncurrent_019d4420-26b1-7eb0-ba80-e05f356369e3" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_OtherLiabilitiesNoncurrent"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_Liabilities_019d4420-26b1-748c-9ab7-04d2b215b2e9" xlink:to="loc_us-gaap_OtherLiabilitiesNoncurrent_019d4420-26b1-7eb0-ba80-e05f356369e3" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LongTermDebt_019d4420-26b1-7612-afc9-4d8f54e6de4e" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_LongTermDebt"/>
    <link:calculationArc order="3" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_Liabilities_019d4420-26b1-748c-9ab7-04d2b215b2e9" xlink:to="loc_us-gaap_LongTermDebt_019d4420-26b1-7612-afc9-4d8f54e6de4e" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DeferredRevenueNoncurrent_019d4420-26b1-7041-97cd-c06ef5f2c81c" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_DeferredRevenueNoncurrent"/>
    <link:calculationArc order="4" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_Liabilities_019d4420-26b1-748c-9ab7-04d2b215b2e9" xlink:to="loc_us-gaap_DeferredRevenueNoncurrent_019d4420-26b1-7041-97cd-c06ef5f2c81c" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OperatingLeaseLiabilityNoncurrent_019d4420-26b1-7fb3-b44c-142e29287395" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_OperatingLeaseLiabilityNoncurrent"/>
    <link:calculationArc order="5" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_Liabilities_019d4420-26b1-748c-9ab7-04d2b215b2e9" xlink:to="loc_us-gaap_OperatingLeaseLiabilityNoncurrent_019d4420-26b1-7fb3-b44c-142e29287395" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LiabilitiesOfDisposalGroupIncludingDiscontinuedOperation_019d4420-26b1-7413-94ed-12c6d1488140" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_LiabilitiesOfDisposalGroupIncludingDiscontinuedOperation"/>
    <link:calculationArc order="6" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_Liabilities_019d4420-26b1-748c-9ab7-04d2b215b2e9" xlink:to="loc_us-gaap_LiabilitiesOfDisposalGroupIncludingDiscontinuedOperation_019d4420-26b1-7413-94ed-12c6d1488140" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DeferredIncomeTaxLiabilitiesNet_019d4420-26b1-7873-b855-5041d6c39c4b" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_DeferredIncomeTaxLiabilitiesNet"/>
    <link:calculationArc order="7" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_Liabilities_019d4420-26b1-748c-9ab7-04d2b215b2e9" xlink:to="loc_us-gaap_DeferredIncomeTaxLiabilitiesNet_019d4420-26b1-7873-b855-5041d6c39c4b" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_Assets_019d4420-26b1-702e-84f5-2e4f98e724f4" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_Assets"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_RestrictedCashAndInvestments_019d4420-26b1-7e1e-89eb-c1a4769b7759" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_RestrictedCashAndInvestments"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_Assets_019d4420-26b1-702e-84f5-2e4f98e724f4" xlink:to="loc_us-gaap_RestrictedCashAndInvestments_019d4420-26b1-7e1e-89eb-c1a4769b7759" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FiniteLivedIntangibleAssetsNet_019d4420-26b1-7b1a-926c-965065680b4c" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_FiniteLivedIntangibleAssetsNet"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_Assets_019d4420-26b1-702e-84f5-2e4f98e724f4" xlink:to="loc_us-gaap_FiniteLivedIntangibleAssetsNet_019d4420-26b1-7b1a-926c-965065680b4c" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_Goodwill_019d4420-26b1-7548-a549-645515f80fe7" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_Goodwill"/>
    <link:calculationArc order="3" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_Assets_019d4420-26b1-702e-84f5-2e4f98e724f4" xlink:to="loc_us-gaap_Goodwill_019d4420-26b1-7548-a549-645515f80fe7" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AssetsCurrent_019d4420-26b1-79fb-a486-f79189947391" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_AssetsCurrent"/>
    <link:calculationArc order="4" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_Assets_019d4420-26b1-702e-84f5-2e4f98e724f4" xlink:to="loc_us-gaap_AssetsCurrent_019d4420-26b1-79fb-a486-f79189947391" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LongTermInvestments_019d4420-26b1-7dca-8919-ad09b116220d" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_LongTermInvestments"/>
    <link:calculationArc order="5" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_Assets_019d4420-26b1-702e-84f5-2e4f98e724f4" xlink:to="loc_us-gaap_LongTermInvestments_019d4420-26b1-7dca-8919-ad09b116220d" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_PropertyPlantAndEquipmentNet_019d4420-26b1-73fd-bc09-09df7861c4ed" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_PropertyPlantAndEquipmentNet"/>
    <link:calculationArc order="6" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_Assets_019d4420-26b1-702e-84f5-2e4f98e724f4" xlink:to="loc_us-gaap_PropertyPlantAndEquipmentNet_019d4420-26b1-73fd-bc09-09df7861c4ed" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OperatingLeaseRightOfUseAsset_019d4420-26b1-7734-88ef-d58976f44729" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_OperatingLeaseRightOfUseAsset"/>
    <link:calculationArc order="7" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_Assets_019d4420-26b1-702e-84f5-2e4f98e724f4" xlink:to="loc_us-gaap_OperatingLeaseRightOfUseAsset_019d4420-26b1-7734-88ef-d58976f44729" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherAssetsNoncurrent_019d4420-26b1-7e9e-a72e-4b7660708475" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_OtherAssetsNoncurrent"/>
    <link:calculationArc order="8" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_Assets_019d4420-26b1-702e-84f5-2e4f98e724f4" xlink:to="loc_us-gaap_OtherAssetsNoncurrent_019d4420-26b1-7e9e-a72e-4b7660708475" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AssetsOfDisposalGroupIncludingDiscontinuedOperation_019d4420-26b1-714f-b04b-2d75426e47db" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_AssetsOfDisposalGroupIncludingDiscontinuedOperation"/>
    <link:calculationArc order="9" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_Assets_019d4420-26b1-702e-84f5-2e4f98e724f4" xlink:to="loc_us-gaap_AssetsOfDisposalGroupIncludingDiscontinuedOperation_019d4420-26b1-714f-b04b-2d75426e47db" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AssetsCurrent_019d4420-26b1-7f1a-a3ba-ed65ecb5c354" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_AssetsCurrent"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CashAndCashEquivalentsAtCarryingValue_019d4420-26b1-7a38-9292-fc3d4265f530" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_CashAndCashEquivalentsAtCarryingValue"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_AssetsCurrent_019d4420-26b1-7f1a-a3ba-ed65ecb5c354" xlink:to="loc_us-gaap_CashAndCashEquivalentsAtCarryingValue_019d4420-26b1-7a38-9292-fc3d4265f530" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AccountsReceivableNetCurrent_019d4420-26b1-7479-a562-fe5fcf986ad2" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_AccountsReceivableNetCurrent"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_AssetsCurrent_019d4420-26b1-7f1a-a3ba-ed65ecb5c354" xlink:to="loc_us-gaap_AccountsReceivableNetCurrent_019d4420-26b1-7479-a562-fe5fcf986ad2" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherReceivables_019d4420-26b1-7260-88b7-a2064caa01fc" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_OtherReceivables"/>
    <link:calculationArc order="3" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_AssetsCurrent_019d4420-26b1-7f1a-a3ba-ed65ecb5c354" xlink:to="loc_us-gaap_OtherReceivables_019d4420-26b1-7260-88b7-a2064caa01fc" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncomeTaxesReceivable_019d4420-26b1-79e9-be8f-6e8e95e6ab96" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_IncomeTaxesReceivable"/>
    <link:calculationArc order="4" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_AssetsCurrent_019d4420-26b1-7f1a-a3ba-ed65ecb5c354" xlink:to="loc_us-gaap_IncomeTaxesReceivable_019d4420-26b1-79e9-be8f-6e8e95e6ab96" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherAssetsCurrent_019d4420-26b1-7e5d-b08c-a23c1e7491a2" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_OtherAssetsCurrent"/>
    <link:calculationArc order="5" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_AssetsCurrent_019d4420-26b1-7f1a-a3ba-ed65ecb5c354" xlink:to="loc_us-gaap_OtherAssetsCurrent_019d4420-26b1-7e5d-b08c-a23c1e7491a2" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ShortTermInvestments_019d4420-26b1-78d9-93c3-bba96053cc65" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_ShortTermInvestments"/>
    <link:calculationArc order="6" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_AssetsCurrent_019d4420-26b1-7f1a-a3ba-ed65ecb5c354" xlink:to="loc_us-gaap_ShortTermInvestments_019d4420-26b1-78d9-93c3-bba96053cc65" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AssetsOfDisposalGroupIncludingDiscontinuedOperationCurrent_019d4420-26b1-7b65-989a-ba3956197bc6" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_AssetsOfDisposalGroupIncludingDiscontinuedOperationCurrent"/>
    <link:calculationArc order="7" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_AssetsCurrent_019d4420-26b1-7f1a-a3ba-ed65ecb5c354" xlink:to="loc_us-gaap_AssetsOfDisposalGroupIncludingDiscontinuedOperationCurrent_019d4420-26b1-7b65-989a-ba3956197bc6" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LiabilitiesCurrent_019d4420-26b1-7118-af72-0e84569efbe7" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_LiabilitiesCurrent"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AccountsPayableCurrent_019d4420-26b1-7b01-89d6-e9c56f42cbbb" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_AccountsPayableCurrent"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_LiabilitiesCurrent_019d4420-26b1-7118-af72-0e84569efbe7" xlink:to="loc_us-gaap_AccountsPayableCurrent_019d4420-26b1-7b01-89d6-e9c56f42cbbb" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AccruedLiabilitiesCurrent_019d4420-26b1-768f-b8cc-ba2cc3732d6a" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_AccruedLiabilitiesCurrent"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_LiabilitiesCurrent_019d4420-26b1-7118-af72-0e84569efbe7" xlink:to="loc_us-gaap_AccruedLiabilitiesCurrent_019d4420-26b1-768f-b8cc-ba2cc3732d6a" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DeferredRevenueCurrent_019d4420-26b1-728b-93e9-f20dacec58d5" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_DeferredRevenueCurrent"/>
    <link:calculationArc order="3" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_LiabilitiesCurrent_019d4420-26b1-7118-af72-0e84569efbe7" xlink:to="loc_us-gaap_DeferredRevenueCurrent_019d4420-26b1-728b-93e9-f20dacec58d5" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_TaxesPayableCurrent_019d4420-26b1-77cb-b859-fa8d39a15e92" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_TaxesPayableCurrent"/>
    <link:calculationArc order="4" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_LiabilitiesCurrent_019d4420-26b1-7118-af72-0e84569efbe7" xlink:to="loc_us-gaap_TaxesPayableCurrent_019d4420-26b1-77cb-b859-fa8d39a15e92" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ShorttermDebtFairValue_019d4420-26b1-7a9f-bb22-916cf4ea0ea7" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_ShorttermDebtFairValue"/>
    <link:calculationArc order="5" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_LiabilitiesCurrent_019d4420-26b1-7118-af72-0e84569efbe7" xlink:to="loc_us-gaap_ShorttermDebtFairValue_019d4420-26b1-7a9f-bb22-916cf4ea0ea7" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LiabilitiesOfDisposalGroupIncludingDiscontinuedOperationCurrent_019d4420-26b1-704d-b5b5-174eb3121dfb" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_LiabilitiesOfDisposalGroupIncludingDiscontinuedOperationCurrent"/>
    <link:calculationArc order="6" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_LiabilitiesCurrent_019d4420-26b1-7118-af72-0e84569efbe7" xlink:to="loc_us-gaap_LiabilitiesOfDisposalGroupIncludingDiscontinuedOperationCurrent_019d4420-26b1-704d-b5b5-174eb3121dfb" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_StockholdersEquity_019d4420-26b1-7222-af21-2f331876c513" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_StockholdersEquity"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_PreferredStockValue_019d4420-26b1-7edc-b766-dd7ebafb23f0" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_PreferredStockValue"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_StockholdersEquity_019d4420-26b1-7222-af21-2f331876c513" xlink:to="loc_us-gaap_PreferredStockValue_019d4420-26b1-7edc-b766-dd7ebafb23f0" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CommonStockValue_019d4420-26b1-7054-a7f9-79d1c8ae30b6" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_CommonStockValue"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_StockholdersEquity_019d4420-26b1-7222-af21-2f331876c513" xlink:to="loc_us-gaap_CommonStockValue_019d4420-26b1-7054-a7f9-79d1c8ae30b6" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_RetainedEarningsAccumulatedDeficit_019d4420-26b1-7774-b05e-8e56fe314f62" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_RetainedEarningsAccumulatedDeficit"/>
    <link:calculationArc order="3" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_StockholdersEquity_019d4420-26b1-7222-af21-2f331876c513" xlink:to="loc_us-gaap_RetainedEarningsAccumulatedDeficit_019d4420-26b1-7774-b05e-8e56fe314f62" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AccumulatedOtherComprehensiveIncomeLossNetOfTax_019d4420-26b1-72e5-bd06-13d38ded2854" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_AccumulatedOtherComprehensiveIncomeLossNetOfTax"/>
    <link:calculationArc order="4" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_StockholdersEquity_019d4420-26b1-7222-af21-2f331876c513" xlink:to="loc_us-gaap_AccumulatedOtherComprehensiveIncomeLossNetOfTax_019d4420-26b1-72e5-bd06-13d38ded2854" xlink:type="arc"/>
  </link:calculationLink>
  <link:roleRef roleURI="http://blackberry.com/role/ConsolidatedStatementsofOperations" xlink:type="simple" xlink:href="bbry-20260228.xsd#ConsolidatedStatementsofOperations"/>
  <link:calculationLink xlink:role="http://blackberry.com/role/ConsolidatedStatementsofOperations" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_GrossProfit_019d4420-26b1-7df1-9850-f25cc98619e0" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_GrossProfit"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CostOfRevenue_019d4420-26b1-7a7c-8fea-86a09e751055" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_CostOfRevenue"/>
    <link:calculationArc order="1" weight="-1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_GrossProfit_019d4420-26b1-7df1-9850-f25cc98619e0" xlink:to="loc_us-gaap_CostOfRevenue_019d4420-26b1-7a7c-8fea-86a09e751055" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_Revenues_019d4420-26b1-78bc-97d6-f73c9fbf744e" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_Revenues"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_GrossProfit_019d4420-26b1-7df1-9850-f25cc98619e0" xlink:to="loc_us-gaap_Revenues_019d4420-26b1-78bc-97d6-f73c9fbf744e" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_NetIncomeLoss_019d4420-26b1-76e1-9748-596095f4f514" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_NetIncomeLoss"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DiscontinuedOperationIncomeLossFromDiscontinuedOperationDuringPhaseOutPeriodBeforeIncomeTax_019d4420-26b1-7103-a1d8-276441721c46" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_DiscontinuedOperationIncomeLossFromDiscontinuedOperationDuringPhaseOutPeriodBeforeIncomeTax"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_NetIncomeLoss_019d4420-26b1-76e1-9748-596095f4f514" xlink:to="loc_us-gaap_DiscontinuedOperationIncomeLossFromDiscontinuedOperationDuringPhaseOutPeriodBeforeIncomeTax_019d4420-26b1-7103-a1d8-276441721c46" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DiscontinuedOperationGainLossOnDisposalOfDiscontinuedOperationNetOfTax_019d4420-26b1-771c-992d-65612a08cf25" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_DiscontinuedOperationGainLossOnDisposalOfDiscontinuedOperationNetOfTax"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_NetIncomeLoss_019d4420-26b1-76e1-9748-596095f4f514" xlink:to="loc_us-gaap_DiscontinuedOperationGainLossOnDisposalOfDiscontinuedOperationNetOfTax_019d4420-26b1-771c-992d-65612a08cf25" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncomeLossFromContinuingOperations_019d4420-26b1-7c19-9799-cf5ae07b6bad" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_IncomeLossFromContinuingOperations"/>
    <link:calculationArc order="3" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_NetIncomeLoss_019d4420-26b1-76e1-9748-596095f4f514" xlink:to="loc_us-gaap_IncomeLossFromContinuingOperations_019d4420-26b1-7c19-9799-cf5ae07b6bad" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OperatingIncomeLoss_019d4420-26b1-7532-a311-5bc5011fdbb3" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_OperatingIncomeLoss"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_GrossProfit_019d4420-26b1-73d6-a293-6b74a8a3efa8" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_GrossProfit"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_OperatingIncomeLoss_019d4420-26b1-7532-a311-5bc5011fdbb3" xlink:to="loc_us-gaap_GrossProfit_019d4420-26b1-73d6-a293-6b74a8a3efa8" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OperatingExpenses_019d4420-26b1-7672-91f1-d970ddaf6f2a" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_OperatingExpenses"/>
    <link:calculationArc order="2" weight="-1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_OperatingIncomeLoss_019d4420-26b1-7532-a311-5bc5011fdbb3" xlink:to="loc_us-gaap_OperatingExpenses_019d4420-26b1-7672-91f1-d970ddaf6f2a" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OperatingExpenses_019d4420-26b1-7c29-b4a1-a2c2e772820f" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_OperatingExpenses"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ResearchAndDevelopmentExpense_019d4420-26b1-7403-aace-e31dd9e4a2bf" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_ResearchAndDevelopmentExpense"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_OperatingExpenses_019d4420-26b1-7c29-b4a1-a2c2e772820f" xlink:to="loc_us-gaap_ResearchAndDevelopmentExpense_019d4420-26b1-7403-aace-e31dd9e4a2bf" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_SellingAndMarketingExpense_019d4420-26b1-7078-838d-09f10a8b823f" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_SellingAndMarketingExpense"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_OperatingExpenses_019d4420-26b1-7c29-b4a1-a2c2e772820f" xlink:to="loc_us-gaap_SellingAndMarketingExpense_019d4420-26b1-7078-838d-09f10a8b823f" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_GeneralAndAdministrativeExpense_019d4420-26b1-75a7-b4ef-7e98bd24fb9b" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_GeneralAndAdministrativeExpense"/>
    <link:calculationArc order="3" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_OperatingExpenses_019d4420-26b1-7c29-b4a1-a2c2e772820f" xlink:to="loc_us-gaap_GeneralAndAdministrativeExpense_019d4420-26b1-75a7-b4ef-7e98bd24fb9b" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DepreciationAndAmortization_019d4420-26b1-7db3-9344-59c7a39651c5" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_DepreciationAndAmortization"/>
    <link:calculationArc order="4" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_OperatingExpenses_019d4420-26b1-7c29-b4a1-a2c2e772820f" xlink:to="loc_us-gaap_DepreciationAndAmortization_019d4420-26b1-7db3-9344-59c7a39651c5" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FairValueOptionChangesInFairValueGainLoss1_019d4420-26b1-738f-9173-d163e4e2eb34" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_FairValueOptionChangesInFairValueGainLoss1"/>
    <link:calculationArc order="5" weight="-1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_OperatingExpenses_019d4420-26b1-7c29-b4a1-a2c2e772820f" xlink:to="loc_us-gaap_FairValueOptionChangesInFairValueGainLoss1_019d4420-26b1-738f-9173-d163e4e2eb34" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LitigationSettlementExpense_019d4420-26b1-7a04-9094-22881c6775b2" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_LitigationSettlementExpense"/>
    <link:calculationArc order="6" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_OperatingExpenses_019d4420-26b1-7c29-b4a1-a2c2e772820f" xlink:to="loc_us-gaap_LitigationSettlementExpense_019d4420-26b1-7a04-9094-22881c6775b2" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_GainLossOnDispositionOfAssets1_019d4420-26b1-7b8e-9196-6a7508959d88" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_GainLossOnDispositionOfAssets1"/>
    <link:calculationArc order="7" weight="-1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_OperatingExpenses_019d4420-26b1-7c29-b4a1-a2c2e772820f" xlink:to="loc_us-gaap_GainLossOnDispositionOfAssets1_019d4420-26b1-7b8e-9196-6a7508959d88" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_bbry_GoodwillImpairmentLossContinuingOperations_019d4420-26b1-7ece-aa21-21c01c318fc7" xlink:href="bbry-20260228.xsd#bbry_GoodwillImpairmentLossContinuingOperations"/>
    <link:calculationArc order="8" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_OperatingExpenses_019d4420-26b1-7c29-b4a1-a2c2e772820f" xlink:to="loc_bbry_GoodwillImpairmentLossContinuingOperations_019d4420-26b1-7ece-aa21-21c01c318fc7" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ImpairmentOfLongLivedAssetsHeldForUse_019d4420-26b1-729f-8688-59f25335552c" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_ImpairmentOfLongLivedAssetsHeldForUse"/>
    <link:calculationArc order="9" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_OperatingExpenses_019d4420-26b1-7c29-b4a1-a2c2e772820f" xlink:to="loc_us-gaap_ImpairmentOfLongLivedAssetsHeldForUse_019d4420-26b1-729f-8688-59f25335552c" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest_019d4420-26b1-784d-8289-b092362d89f7" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OperatingIncomeLoss_019d4420-26b1-76f5-86d8-6fea3af9e74d" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_OperatingIncomeLoss"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest_019d4420-26b1-784d-8289-b092362d89f7" xlink:to="loc_us-gaap_OperatingIncomeLoss_019d4420-26b1-76f5-86d8-6fea3af9e74d" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_InvestmentIncomeNet_019d4420-26b1-7865-84fc-45fd4bb70b98" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_InvestmentIncomeNet"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest_019d4420-26b1-784d-8289-b092362d89f7" xlink:to="loc_us-gaap_InvestmentIncomeNet_019d4420-26b1-7865-84fc-45fd4bb70b98" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncomeLossFromContinuingOperations_019d4420-26b1-781c-9ea9-b1c40c5d86f6" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_IncomeLossFromContinuingOperations"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncomeTaxExpenseBenefit_019d4420-26b1-7e3b-9389-ec2b8da626e0" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_IncomeTaxExpenseBenefit"/>
    <link:calculationArc order="1" weight="-1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_IncomeLossFromContinuingOperations_019d4420-26b1-781c-9ea9-b1c40c5d86f6" xlink:to="loc_us-gaap_IncomeTaxExpenseBenefit_019d4420-26b1-7e3b-9389-ec2b8da626e0" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest_019d4420-26b1-7757-952b-0b75c4318d2b" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_IncomeLossFromContinuingOperations_019d4420-26b1-781c-9ea9-b1c40c5d86f6" xlink:to="loc_us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest_019d4420-26b1-7757-952b-0b75c4318d2b" xlink:type="arc"/>
  </link:calculationLink>
  <link:roleRef roleURI="http://blackberry.com/role/ConsolidatedStatementsofComprehensiveIncomeLoss" xlink:type="simple" xlink:href="bbry-20260228.xsd#ConsolidatedStatementsofComprehensiveIncomeLoss"/>
  <link:calculationLink xlink:role="http://blackberry.com/role/ConsolidatedStatementsofComprehensiveIncomeLoss" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherComprehensiveIncomeLossNetOfTax_019d4420-26b1-7b7b-9488-9e4c5f804faa" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_OtherComprehensiveIncomeLossNetOfTax"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherComprehensiveIncomeLossCashFlowHedgeGainLossReclassificationAfterTax_019d4420-26b1-7b02-8d27-9466bc96d8a6" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_OtherComprehensiveIncomeLossCashFlowHedgeGainLossReclassificationAfterTax"/>
    <link:calculationArc order="1" weight="-1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_OtherComprehensiveIncomeLossNetOfTax_019d4420-26b1-7b7b-9488-9e4c5f804faa" xlink:to="loc_us-gaap_OtherComprehensiveIncomeLossCashFlowHedgeGainLossReclassificationAfterTax_019d4420-26b1-7b02-8d27-9466bc96d8a6" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherComprehensiveIncomeLossForeignCurrencyTransactionAndTranslationAdjustmentNetOfTax_019d4420-26b1-7ec0-91ab-4a9f194db1b6" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_OtherComprehensiveIncomeLossForeignCurrencyTransactionAndTranslationAdjustmentNetOfTax"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_OtherComprehensiveIncomeLossNetOfTax_019d4420-26b1-7b7b-9488-9e4c5f804faa" xlink:to="loc_us-gaap_OtherComprehensiveIncomeLossForeignCurrencyTransactionAndTranslationAdjustmentNetOfTax_019d4420-26b1-7ec0-91ab-4a9f194db1b6" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherComprehensiveIncomeLossFinancialLiabilityFairValueOptionUnrealizedGainLossArisingDuringPeriodAfterTax_019d4420-26b1-73a9-a9bc-df671514dd70" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_OtherComprehensiveIncomeLossFinancialLiabilityFairValueOptionUnrealizedGainLossArisingDuringPeriodAfterTax"/>
    <link:calculationArc order="3" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_OtherComprehensiveIncomeLossNetOfTax_019d4420-26b1-7b7b-9488-9e4c5f804faa" xlink:to="loc_us-gaap_OtherComprehensiveIncomeLossFinancialLiabilityFairValueOptionUnrealizedGainLossArisingDuringPeriodAfterTax_019d4420-26b1-73a9-a9bc-df671514dd70" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherComprehensiveIncomeDefinedBenefitPlansAdjustmentNetOfTaxPortionAttributableToParent_019d4420-26b1-7eaa-af49-502ec35eee1f" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_OtherComprehensiveIncomeDefinedBenefitPlansAdjustmentNetOfTaxPortionAttributableToParent"/>
    <link:calculationArc order="4" weight="-1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_OtherComprehensiveIncomeLossNetOfTax_019d4420-26b1-7b7b-9488-9e4c5f804faa" xlink:to="loc_us-gaap_OtherComprehensiveIncomeDefinedBenefitPlansAdjustmentNetOfTaxPortionAttributableToParent_019d4420-26b1-7eaa-af49-502ec35eee1f" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherComprehensiveIncomeLossAvailableForSaleSecuritiesAdjustmentNetOfTax_019d4420-26b1-7713-91a8-bd1067b999ce" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_OtherComprehensiveIncomeLossAvailableForSaleSecuritiesAdjustmentNetOfTax"/>
    <link:calculationArc order="5" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_OtherComprehensiveIncomeLossNetOfTax_019d4420-26b1-7b7b-9488-9e4c5f804faa" xlink:to="loc_us-gaap_OtherComprehensiveIncomeLossAvailableForSaleSecuritiesAdjustmentNetOfTax_019d4420-26b1-7713-91a8-bd1067b999ce" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ComprehensiveIncomeNetOfTax_019d4420-26b1-70e8-8644-396f63e1037d" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_ComprehensiveIncomeNetOfTax"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_NetIncomeLoss_019d4420-26b1-72a0-b2a4-d85ddd86b178" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_NetIncomeLoss"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_ComprehensiveIncomeNetOfTax_019d4420-26b1-70e8-8644-396f63e1037d" xlink:to="loc_us-gaap_NetIncomeLoss_019d4420-26b1-72a0-b2a4-d85ddd86b178" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherComprehensiveIncomeLossNetOfTax_019d4420-26b1-758e-b797-4f3d4f7be0ed" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_OtherComprehensiveIncomeLossNetOfTax"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_ComprehensiveIncomeNetOfTax_019d4420-26b1-70e8-8644-396f63e1037d" xlink:to="loc_us-gaap_OtherComprehensiveIncomeLossNetOfTax_019d4420-26b1-758e-b797-4f3d4f7be0ed" xlink:type="arc"/>
  </link:calculationLink>
  <link:roleRef roleURI="http://blackberry.com/role/ConsolidatedStatementsofCashFlows" xlink:type="simple" xlink:href="bbry-20260228.xsd#ConsolidatedStatementsofCashFlows"/>
  <link:calculationLink xlink:role="http://blackberry.com/role/ConsolidatedStatementsofCashFlows" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_NetCashProvidedByUsedInOperatingActivities_019d4420-26b1-7470-8d15-0a4398cd0e93" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_NetCashProvidedByUsedInOperatingActivities"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_NetIncomeLoss_019d4420-26b1-7557-b927-fa0181d97db5" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_NetIncomeLoss"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInOperatingActivities_019d4420-26b1-7470-8d15-0a4398cd0e93" xlink:to="loc_us-gaap_NetIncomeLoss_019d4420-26b1-7557-b927-fa0181d97db5" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DepreciationDepletionAndAmortization_019d4420-26b1-7dc7-aa7b-516cbd540327" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_DepreciationDepletionAndAmortization"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInOperatingActivities_019d4420-26b1-7470-8d15-0a4398cd0e93" xlink:to="loc_us-gaap_DepreciationDepletionAndAmortization_019d4420-26b1-7dc7-aa7b-516cbd540327" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ShareBasedCompensation_019d4420-26b1-7bcf-aeca-a4b315e96053" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_ShareBasedCompensation"/>
    <link:calculationArc order="3" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInOperatingActivities_019d4420-26b1-7470-8d15-0a4398cd0e93" xlink:to="loc_us-gaap_ShareBasedCompensation_019d4420-26b1-7bcf-aeca-a4b315e96053" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_GoodwillImpairmentLoss_019d4420-26b1-79ec-b40e-86e43ea6cffb" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_GoodwillImpairmentLoss"/>
    <link:calculationArc order="4" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInOperatingActivities_019d4420-26b1-7470-8d15-0a4398cd0e93" xlink:to="loc_us-gaap_GoodwillImpairmentLoss_019d4420-26b1-79ec-b40e-86e43ea6cffb" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FairValueOptionChangesInFairValueGainLoss1_019d4420-26b1-7b83-a679-934ed6f8a78c" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_FairValueOptionChangesInFairValueGainLoss1"/>
    <link:calculationArc order="5" weight="-1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInOperatingActivities_019d4420-26b1-7470-8d15-0a4398cd0e93" xlink:to="loc_us-gaap_FairValueOptionChangesInFairValueGainLoss1_019d4420-26b1-7b83-a679-934ed6f8a78c" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherNoncashIncomeExpense_019d4420-26b1-73fc-918d-91e61d6d3560" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_OtherNoncashIncomeExpense"/>
    <link:calculationArc order="6" weight="-1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInOperatingActivities_019d4420-26b1-7470-8d15-0a4398cd0e93" xlink:to="loc_us-gaap_OtherNoncashIncomeExpense_019d4420-26b1-73fc-918d-91e61d6d3560" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncreaseDecreaseInAccountsReceivable_019d4420-26b1-7094-9e3b-bec040cabbf1" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_IncreaseDecreaseInAccountsReceivable"/>
    <link:calculationArc order="7" weight="-1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInOperatingActivities_019d4420-26b1-7470-8d15-0a4398cd0e93" xlink:to="loc_us-gaap_IncreaseDecreaseInAccountsReceivable_019d4420-26b1-7094-9e3b-bec040cabbf1" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncreaseDecreaseInOtherReceivables_019d4420-26b1-7fab-aec0-dbc508aa208f" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_IncreaseDecreaseInOtherReceivables"/>
    <link:calculationArc order="8" weight="-1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInOperatingActivities_019d4420-26b1-7470-8d15-0a4398cd0e93" xlink:to="loc_us-gaap_IncreaseDecreaseInOtherReceivables_019d4420-26b1-7fab-aec0-dbc508aa208f" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncreaseDecreaseInIncomeTaxesReceivable_019d4420-26b1-7c98-b29f-01f6475d05a6" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_IncreaseDecreaseInIncomeTaxesReceivable"/>
    <link:calculationArc order="9" weight="-1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInOperatingActivities_019d4420-26b1-7470-8d15-0a4398cd0e93" xlink:to="loc_us-gaap_IncreaseDecreaseInIncomeTaxesReceivable_019d4420-26b1-7c98-b29f-01f6475d05a6" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncreaseDecreaseInOtherOperatingAssets_019d4420-26b1-7c29-ba82-c1b0e363419e" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_IncreaseDecreaseInOtherOperatingAssets"/>
    <link:calculationArc order="10" weight="-1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInOperatingActivities_019d4420-26b1-7470-8d15-0a4398cd0e93" xlink:to="loc_us-gaap_IncreaseDecreaseInOtherOperatingAssets_019d4420-26b1-7c29-ba82-c1b0e363419e" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncreaseDecreaseInAccountsPayable_019d4420-26b1-7c80-a6a0-1730d4205467" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_IncreaseDecreaseInAccountsPayable"/>
    <link:calculationArc order="11" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInOperatingActivities_019d4420-26b1-7470-8d15-0a4398cd0e93" xlink:to="loc_us-gaap_IncreaseDecreaseInAccountsPayable_019d4420-26b1-7c80-a6a0-1730d4205467" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncreaseDecreaseInAccruedLiabilities_019d4420-26b1-73ca-9e40-1c99218d88c7" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_IncreaseDecreaseInAccruedLiabilities"/>
    <link:calculationArc order="12" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInOperatingActivities_019d4420-26b1-7470-8d15-0a4398cd0e93" xlink:to="loc_us-gaap_IncreaseDecreaseInAccruedLiabilities_019d4420-26b1-73ca-9e40-1c99218d88c7" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncreaseDecreaseInAccruedIncomeTaxesPayable_019d4420-26b1-7c78-8937-57148f9ee34f" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_IncreaseDecreaseInAccruedIncomeTaxesPayable"/>
    <link:calculationArc order="13" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInOperatingActivities_019d4420-26b1-7470-8d15-0a4398cd0e93" xlink:to="loc_us-gaap_IncreaseDecreaseInAccruedIncomeTaxesPayable_019d4420-26b1-7c78-8937-57148f9ee34f" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_bbry_Noncashconsiderationreceivedfromcontractswithcustomers_019d4420-26b1-7888-b85c-2a5d10a60bd1" xlink:href="bbry-20260228.xsd#bbry_Noncashconsiderationreceivedfromcontractswithcustomers"/>
    <link:calculationArc order="14" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInOperatingActivities_019d4420-26b1-7470-8d15-0a4398cd0e93" xlink:to="loc_bbry_Noncashconsiderationreceivedfromcontractswithcustomers_019d4420-26b1-7888-b85c-2a5d10a60bd1" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncreaseDecreaseInDeferredRevenue_019d4420-26b1-7576-a0a8-9606afc62b6b" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_IncreaseDecreaseInDeferredRevenue"/>
    <link:calculationArc order="15" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInOperatingActivities_019d4420-26b1-7470-8d15-0a4398cd0e93" xlink:to="loc_us-gaap_IncreaseDecreaseInDeferredRevenue_019d4420-26b1-7576-a0a8-9606afc62b6b" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_bbry_OperatingLeaseCashFlow_019d4420-26b1-7d89-8b43-58b28bb6242b" xlink:href="bbry-20260228.xsd#bbry_OperatingLeaseCashFlow"/>
    <link:calculationArc order="16" weight="-1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInOperatingActivities_019d4420-26b1-7470-8d15-0a4398cd0e93" xlink:to="loc_bbry_OperatingLeaseCashFlow_019d4420-26b1-7d89-8b43-58b28bb6242b" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_GainLossOnSaleOfPropertyPlantEquipment_019d4420-26b1-779b-b603-8e31d823ffce" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_GainLossOnSaleOfPropertyPlantEquipment"/>
    <link:calculationArc order="17" weight="-1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInOperatingActivities_019d4420-26b1-7470-8d15-0a4398cd0e93" xlink:to="loc_us-gaap_GainLossOnSaleOfPropertyPlantEquipment_019d4420-26b1-779b-b603-8e31d823ffce" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_bbry_IntellectualPropertyDisposedOfBySale_019d4420-26b1-7e0c-8470-900f3d8990ef" xlink:href="bbry-20260228.xsd#bbry_IntellectualPropertyDisposedOfBySale"/>
    <link:calculationArc order="18" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInOperatingActivities_019d4420-26b1-7470-8d15-0a4398cd0e93" xlink:to="loc_bbry_IntellectualPropertyDisposedOfBySale_019d4420-26b1-7e0c-8470-900f3d8990ef" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DiscontinuedOperationGainLossFromDisposalOfDiscontinuedOperationBeforeIncomeTax_019d4420-26b1-72c4-a91b-7f076209f089" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_DiscontinuedOperationGainLossFromDisposalOfDiscontinuedOperationBeforeIncomeTax"/>
    <link:calculationArc order="19" weight="-1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInOperatingActivities_019d4420-26b1-7470-8d15-0a4398cd0e93" xlink:to="loc_us-gaap_DiscontinuedOperationGainLossFromDisposalOfDiscontinuedOperationBeforeIncomeTax_019d4420-26b1-72c4-a91b-7f076209f089" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ImpairmentOfLongLivedAssetsHeldForUse_019d4420-26b1-7077-9297-4f64e7154446" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_ImpairmentOfLongLivedAssetsHeldForUse"/>
    <link:calculationArc order="20" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInOperatingActivities_019d4420-26b1-7470-8d15-0a4398cd0e93" xlink:to="loc_us-gaap_ImpairmentOfLongLivedAssetsHeldForUse_019d4420-26b1-7077-9297-4f64e7154446" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_NetCashProvidedByUsedInInvestingActivities_019d4420-26b1-7c86-8dd6-6b26048f3c8d" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_NetCashProvidedByUsedInInvestingActivities"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_PaymentsToAcquireLongtermInvestments_019d4420-26b1-75f9-92e3-33b8fced4fda" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_PaymentsToAcquireLongtermInvestments"/>
    <link:calculationArc order="1" weight="-1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInInvestingActivities_019d4420-26b1-7c86-8dd6-6b26048f3c8d" xlink:to="loc_us-gaap_PaymentsToAcquireLongtermInvestments_019d4420-26b1-75f9-92e3-33b8fced4fda" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_bbry_ProceedsFromSaleAndMaturityOfLongTermMarketableSecuritiesAndOtherInvestments_019d4420-26b1-7e13-b251-5b1bb3d11df4" xlink:href="bbry-20260228.xsd#bbry_ProceedsFromSaleAndMaturityOfLongTermMarketableSecuritiesAndOtherInvestments"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInInvestingActivities_019d4420-26b1-7c86-8dd6-6b26048f3c8d" xlink:to="loc_bbry_ProceedsFromSaleAndMaturityOfLongTermMarketableSecuritiesAndOtherInvestments_019d4420-26b1-7e13-b251-5b1bb3d11df4" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_PaymentsToAcquirePropertyPlantAndEquipment_019d4420-26b1-7b0a-87a8-afed24ed22c6" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_PaymentsToAcquirePropertyPlantAndEquipment"/>
    <link:calculationArc order="3" weight="-1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInInvestingActivities_019d4420-26b1-7c86-8dd6-6b26048f3c8d" xlink:to="loc_us-gaap_PaymentsToAcquirePropertyPlantAndEquipment_019d4420-26b1-7b0a-87a8-afed24ed22c6" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_PaymentsToAcquireIntangibleAssets_019d4420-26b1-7a84-a702-5c4c88b39da8" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_PaymentsToAcquireIntangibleAssets"/>
    <link:calculationArc order="4" weight="-1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInInvestingActivities_019d4420-26b1-7c86-8dd6-6b26048f3c8d" xlink:to="loc_us-gaap_PaymentsToAcquireIntangibleAssets_019d4420-26b1-7a84-a702-5c4c88b39da8" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_bbry_ChangeInConsiderationForBusinessAcquisition_019d4420-26b1-7bc1-9d5c-8aa746665295" xlink:href="bbry-20260228.xsd#bbry_ChangeInConsiderationForBusinessAcquisition"/>
    <link:calculationArc order="5" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInInvestingActivities_019d4420-26b1-7c86-8dd6-6b26048f3c8d" xlink:to="loc_bbry_ChangeInConsiderationForBusinessAcquisition_019d4420-26b1-7bc1-9d5c-8aa746665295" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_PaymentsToAcquireShortTermInvestments_019d4420-26b1-74f9-a1af-7a3341e37813" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_PaymentsToAcquireShortTermInvestments"/>
    <link:calculationArc order="6" weight="-1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInInvestingActivities_019d4420-26b1-7c86-8dd6-6b26048f3c8d" xlink:to="loc_us-gaap_PaymentsToAcquireShortTermInvestments_019d4420-26b1-74f9-a1af-7a3341e37813" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_PaymentsToAcquireRestrictedInvestments_019d4420-26b1-7b5f-a17e-ab853655d685" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_PaymentsToAcquireRestrictedInvestments"/>
    <link:calculationArc order="7" weight="-1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInInvestingActivities_019d4420-26b1-7c86-8dd6-6b26048f3c8d" xlink:to="loc_us-gaap_PaymentsToAcquireRestrictedInvestments_019d4420-26b1-7b5f-a17e-ab853655d685" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ProceedsFromSaleOfRestrictedInvestments_019d4420-26b1-7142-a8c5-8f3820cc15c3" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_ProceedsFromSaleOfRestrictedInvestments"/>
    <link:calculationArc order="8" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInInvestingActivities_019d4420-26b1-7c86-8dd6-6b26048f3c8d" xlink:to="loc_us-gaap_ProceedsFromSaleOfRestrictedInvestments_019d4420-26b1-7142-a8c5-8f3820cc15c3" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ProceedsFromSaleAndMaturityOfAvailableForSaleSecurities_019d4420-26b1-7692-a59c-dcefc4fc6b88" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_ProceedsFromSaleAndMaturityOfAvailableForSaleSecurities"/>
    <link:calculationArc order="9" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInInvestingActivities_019d4420-26b1-7c86-8dd6-6b26048f3c8d" xlink:to="loc_us-gaap_ProceedsFromSaleAndMaturityOfAvailableForSaleSecurities_019d4420-26b1-7692-a59c-dcefc4fc6b88" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ProceedsFromSaleOfPropertyPlantAndEquipment_019d4420-26b1-7c78-b936-84cfa13a6353" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_ProceedsFromSaleOfPropertyPlantAndEquipment"/>
    <link:calculationArc order="10" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInInvestingActivities_019d4420-26b1-7c86-8dd6-6b26048f3c8d" xlink:to="loc_us-gaap_ProceedsFromSaleOfPropertyPlantAndEquipment_019d4420-26b1-7c78-b936-84cfa13a6353" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect_019d4420-26b1-76c5-9f6d-012eb7ab3393" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_EffectOfExchangeRateOnCashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents_019d4420-26b1-75a1-a0c0-b4348236dc73" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_EffectOfExchangeRateOnCashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect_019d4420-26b1-76c5-9f6d-012eb7ab3393" xlink:to="loc_us-gaap_EffectOfExchangeRateOnCashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents_019d4420-26b1-75a1-a0c0-b4348236dc73" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_NetCashProvidedByUsedInFinancingActivities_019d4420-26b1-7986-966b-f45af6ae3ee6" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_NetCashProvidedByUsedInFinancingActivities"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect_019d4420-26b1-76c5-9f6d-012eb7ab3393" xlink:to="loc_us-gaap_NetCashProvidedByUsedInFinancingActivities_019d4420-26b1-7986-966b-f45af6ae3ee6" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_NetCashProvidedByUsedInInvestingActivities_019d4420-26b1-7371-9dde-6df6895fdf9e" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_NetCashProvidedByUsedInInvestingActivities"/>
    <link:calculationArc order="3" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect_019d4420-26b1-76c5-9f6d-012eb7ab3393" xlink:to="loc_us-gaap_NetCashProvidedByUsedInInvestingActivities_019d4420-26b1-7371-9dde-6df6895fdf9e" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_NetCashProvidedByUsedInOperatingActivities_019d4420-26b1-7c47-9eb1-264f33929aa4" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_NetCashProvidedByUsedInOperatingActivities"/>
    <link:calculationArc order="4" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect_019d4420-26b1-76c5-9f6d-012eb7ab3393" xlink:to="loc_us-gaap_NetCashProvidedByUsedInOperatingActivities_019d4420-26b1-7c47-9eb1-264f33929aa4" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_NetCashProvidedByUsedInFinancingActivities_019d4420-26b1-7e37-ac0f-75c28dc1145d" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_NetCashProvidedByUsedInFinancingActivities"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ProceedsFromIssuanceOfCommonStock_019d4420-26b1-7937-93c6-12e6464f2640" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_ProceedsFromIssuanceOfCommonStock"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInFinancingActivities_019d4420-26b1-7e37-ac0f-75c28dc1145d" xlink:to="loc_us-gaap_ProceedsFromIssuanceOfCommonStock_019d4420-26b1-7937-93c6-12e6464f2640" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ProceedsFromIssuanceOfDebt_019d4420-26b1-7172-8322-dbbd1f3ba7ff" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_ProceedsFromIssuanceOfDebt"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInFinancingActivities_019d4420-26b1-7e37-ac0f-75c28dc1145d" xlink:to="loc_us-gaap_ProceedsFromIssuanceOfDebt_019d4420-26b1-7172-8322-dbbd1f3ba7ff" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FinanceLeasePrincipalPayments_019d4420-26b1-7e18-921f-14fe19d3cb89" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_FinanceLeasePrincipalPayments"/>
    <link:calculationArc order="3" weight="-1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInFinancingActivities_019d4420-26b1-7e37-ac0f-75c28dc1145d" xlink:to="loc_us-gaap_FinanceLeasePrincipalPayments_019d4420-26b1-7e18-921f-14fe19d3cb89" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_RepaymentsOfDebt_019d4420-26b1-7a9e-8124-a2eb27fd302a" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_RepaymentsOfDebt"/>
    <link:calculationArc order="4" weight="-1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInFinancingActivities_019d4420-26b1-7e37-ac0f-75c28dc1145d" xlink:to="loc_us-gaap_RepaymentsOfDebt_019d4420-26b1-7a9e-8124-a2eb27fd302a" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_PaymentsForRepurchaseOfCommonStock_019d4420-26b1-7f3a-a814-814cdf772f60" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_PaymentsForRepurchaseOfCommonStock"/>
    <link:calculationArc order="5" weight="-1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInFinancingActivities_019d4420-26b1-7e37-ac0f-75c28dc1145d" xlink:to="loc_us-gaap_PaymentsForRepurchaseOfCommonStock_019d4420-26b1-7f3a-a814-814cdf772f60" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents_019d4420-26b1-7ec9-aaec-c557c6e1bc0d" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CashAndCashEquivalentsAtCarryingValue_019d4420-26b1-70a4-9fbc-0415b6fb98d9" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_CashAndCashEquivalentsAtCarryingValue"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents_019d4420-26b1-7ec9-aaec-c557c6e1bc0d" xlink:to="loc_us-gaap_CashAndCashEquivalentsAtCarryingValue_019d4420-26b1-70a4-9fbc-0415b6fb98d9" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_RestrictedCashAndCashEquivalentsNoncurrent_019d4420-26b1-767b-b419-669b7faf4fac" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_RestrictedCashAndCashEquivalentsNoncurrent"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents_019d4420-26b1-7ec9-aaec-c557c6e1bc0d" xlink:to="loc_us-gaap_RestrictedCashAndCashEquivalentsNoncurrent_019d4420-26b1-767b-b419-669b7faf4fac" xlink:type="arc"/>
  </link:calculationLink>
  <link:roleRef roleURI="http://blackberry.com/role/CashCashEquivalentsandInvestmentsContractualMaturitiesofAvailableforSaleInvestmentsDetails" xlink:type="simple" xlink:href="bbry-20260228.xsd#CashCashEquivalentsandInvestmentsContractualMaturitiesofAvailableforSaleInvestmentsDetails"/>
  <link:calculationLink xlink:role="http://blackberry.com/role/CashCashEquivalentsandInvestmentsContractualMaturitiesofAvailableforSaleInvestmentsDetails" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AvailableForSaleSecuritiesDebtSecurities_019d4420-26b1-7812-8dda-690a5ba6b1a2" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_AvailableForSaleSecuritiesDebtSecurities"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AvailableForSaleSecuritiesDebtMaturitiesWithinOneYearFairValue_019d4420-26b1-7b31-8b71-cfe2aeef0218" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_AvailableForSaleSecuritiesDebtMaturitiesWithinOneYearFairValue"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_AvailableForSaleSecuritiesDebtSecurities_019d4420-26b1-7812-8dda-690a5ba6b1a2" xlink:to="loc_us-gaap_AvailableForSaleSecuritiesDebtMaturitiesWithinOneYearFairValue_019d4420-26b1-7b31-8b71-cfe2aeef0218" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AvailableForSaleSecuritiesDebtMaturitiesWithoutSingleMaturityDateFairValue_019d4420-26b1-7fa2-95cd-a7383f1d75ca" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_AvailableForSaleSecuritiesDebtMaturitiesWithoutSingleMaturityDateFairValue"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_AvailableForSaleSecuritiesDebtSecurities_019d4420-26b1-7812-8dda-690a5ba6b1a2" xlink:to="loc_us-gaap_AvailableForSaleSecuritiesDebtMaturitiesWithoutSingleMaturityDateFairValue_019d4420-26b1-7fa2-95cd-a7383f1d75ca" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AvailableForSaleDebtSecuritiesAmortizedCostBasis_019d4420-26b1-78ff-93f6-f35aab6bf5a2" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_AvailableForSaleDebtSecuritiesAmortizedCostBasis"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AvailableForSaleSecuritiesDebtMaturitiesWithinOneYearAmortizedCost_019d4420-26b1-7965-9f7f-272962fa771e" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_AvailableForSaleSecuritiesDebtMaturitiesWithinOneYearAmortizedCost"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_AvailableForSaleDebtSecuritiesAmortizedCostBasis_019d4420-26b1-78ff-93f6-f35aab6bf5a2" xlink:to="loc_us-gaap_AvailableForSaleSecuritiesDebtMaturitiesWithinOneYearAmortizedCost_019d4420-26b1-7965-9f7f-272962fa771e" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AvailableForSaleSecuritiesDebtMaturitiesWithoutSingleMaturityDateAmortizedCost_019d4420-26b1-76a9-9142-5cd0e1592e90" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_AvailableForSaleSecuritiesDebtMaturitiesWithoutSingleMaturityDateAmortizedCost"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_AvailableForSaleDebtSecuritiesAmortizedCostBasis_019d4420-26b1-78ff-93f6-f35aab6bf5a2" xlink:to="loc_us-gaap_AvailableForSaleSecuritiesDebtMaturitiesWithoutSingleMaturityDateAmortizedCost_019d4420-26b1-76a9-9142-5cd0e1592e90" xlink:type="arc"/>
  </link:calculationLink>
  <link:roleRef roleURI="http://blackberry.com/role/ConsolidatedBalanceSheetsDetailPropertyPlantandEquipmentDetails" xlink:type="simple" xlink:href="bbry-20260228.xsd#ConsolidatedBalanceSheetsDetailPropertyPlantandEquipmentDetails"/>
  <link:calculationLink xlink:role="http://blackberry.com/role/ConsolidatedBalanceSheetsDetailPropertyPlantandEquipmentDetails" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_PropertyPlantAndEquipmentNet_019d4420-26b2-7ed5-a6c7-4ff5746df1b6" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_PropertyPlantAndEquipmentNet"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_PropertyPlantAndEquipmentGross_019d4420-26b2-7285-a187-d5a24b7e3471" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_PropertyPlantAndEquipmentGross"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_PropertyPlantAndEquipmentNet_019d4420-26b2-7ed5-a6c7-4ff5746df1b6" xlink:to="loc_us-gaap_PropertyPlantAndEquipmentGross_019d4420-26b2-7285-a187-d5a24b7e3471" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment_019d4420-26b2-7fa1-b6a5-f6b99ee4bb97" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment"/>
    <link:calculationArc order="2" weight="-1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_PropertyPlantAndEquipmentNet_019d4420-26b2-7ed5-a6c7-4ff5746df1b6" xlink:to="loc_us-gaap_AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment_019d4420-26b2-7fa1-b6a5-f6b99ee4bb97" xlink:type="arc"/>
  </link:calculationLink>
  <link:roleRef roleURI="http://blackberry.com/role/ConsolidatedBalanceSheetsDetailAccruedLiabilitiesDetails" xlink:type="simple" xlink:href="bbry-20260228.xsd#ConsolidatedBalanceSheetsDetailAccruedLiabilitiesDetails"/>
  <link:calculationLink xlink:role="http://blackberry.com/role/ConsolidatedBalanceSheetsDetailAccruedLiabilitiesDetails" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AccruedLiabilitiesCurrent_019d4420-26b2-7172-848d-86b1b879adcd" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_AccruedLiabilitiesCurrent"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AccruedBonusesCurrentAndNoncurrent_019d4420-26b2-74a1-8736-64eef8c06572" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_AccruedBonusesCurrentAndNoncurrent"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_AccruedLiabilitiesCurrent_019d4420-26b2-7172-848d-86b1b879adcd" xlink:to="loc_us-gaap_AccruedBonusesCurrentAndNoncurrent_019d4420-26b2-74a1-8736-64eef8c06572" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherAccruedLiabilitiesCurrent_019d4420-26b2-7f89-99fa-83f832acc809" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_OtherAccruedLiabilitiesCurrent"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_AccruedLiabilitiesCurrent_019d4420-26b2-7172-848d-86b1b879adcd" xlink:to="loc_us-gaap_OtherAccruedLiabilitiesCurrent_019d4420-26b2-7f89-99fa-83f832acc809" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_bbry_OperatingLeaseLiabilitiesCurrentIncludedInAccruals_019d4420-26b2-7756-a755-cf5a022cd296" xlink:href="bbry-20260228.xsd#bbry_OperatingLeaseLiabilitiesCurrentIncludedInAccruals"/>
    <link:calculationArc order="3" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_AccruedLiabilitiesCurrent_019d4420-26b2-7172-848d-86b1b879adcd" xlink:to="loc_bbry_OperatingLeaseLiabilitiesCurrentIncludedInAccruals_019d4420-26b2-7756-a755-cf5a022cd296" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AccruedRoyaltiesCurrent_019d4420-26b2-7676-b1c1-6abf3b0855bf" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_AccruedRoyaltiesCurrent"/>
    <link:calculationArc order="4" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_AccruedLiabilitiesCurrent_019d4420-26b2-7172-848d-86b1b879adcd" xlink:to="loc_us-gaap_AccruedRoyaltiesCurrent_019d4420-26b2-7676-b1c1-6abf3b0855bf" xlink:type="arc"/>
  </link:calculationLink>
  <link:roleRef roleURI="http://blackberry.com/role/ConsolidatedBalanceSheetsDetailsDetailsRestructuring" xlink:type="simple" xlink:href="bbry-20260228.xsd#ConsolidatedBalanceSheetsDetailsDetailsRestructuring"/>
  <link:calculationLink xlink:role="http://blackberry.com/role/ConsolidatedBalanceSheetsDetailsDetailsRestructuring" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_RestructuringReserve_019d4420-2782-7d36-ac2f-9906e7cab69a" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_RestructuringReserve"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_RestructuringReserveNoncurrent_019d4420-2782-7279-a6dd-345a57f45249" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_RestructuringReserveNoncurrent"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_RestructuringReserve_019d4420-2782-7d36-ac2f-9906e7cab69a" xlink:to="loc_us-gaap_RestructuringReserveNoncurrent_019d4420-2782-7279-a6dd-345a57f45249" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_RestructuringReserveCurrent_019d4420-2782-7f6f-a68c-8a0e90b46e1a" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_RestructuringReserveCurrent"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_RestructuringReserve_019d4420-2782-7d36-ac2f-9906e7cab69a" xlink:to="loc_us-gaap_RestructuringReserveCurrent_019d4420-2782-7f6f-a68c-8a0e90b46e1a" xlink:type="arc"/>
  </link:calculationLink>
  <link:roleRef roleURI="http://blackberry.com/role/IncomeTaxesIncomeTaxesScheduleofReconciliationofProvisionforIncomeTaxesAftertheAdoptionofASU202309Details" xlink:type="simple" xlink:href="bbry-20260228.xsd#IncomeTaxesIncomeTaxesScheduleofReconciliationofProvisionforIncomeTaxesAftertheAdoptionofASU202309Details"/>
  <link:calculationLink xlink:role="http://blackberry.com/role/IncomeTaxesIncomeTaxesScheduleofReconciliationofProvisionforIncomeTaxesAftertheAdoptionofASU202309Details" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncomeTaxExpenseBenefit_019d6df8-2106-7bb6-bc0b-a9da72cc9140" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_IncomeTaxExpenseBenefit"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncomeTaxReconciliationIncomeTaxExpenseBenefitAtFederalStatutoryIncomeTaxRate_019d6df8-2106-75cf-ac11-3420d7d3ad53" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_IncomeTaxReconciliationIncomeTaxExpenseBenefitAtFederalStatutoryIncomeTaxRate"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_IncomeTaxExpenseBenefit_019d6df8-2106-7bb6-bc0b-a9da72cc9140" xlink:to="loc_us-gaap_IncomeTaxReconciliationIncomeTaxExpenseBenefitAtFederalStatutoryIncomeTaxRate_019d6df8-2106-75cf-ac11-3420d7d3ad53" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncomeTaxReconciliationStateAndLocalIncomeTaxes_019d6e19-5b98-79ae-8ddb-16da9685095a" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_IncomeTaxReconciliationStateAndLocalIncomeTaxes"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_IncomeTaxExpenseBenefit_019d6df8-2106-7bb6-bc0b-a9da72cc9140" xlink:to="loc_us-gaap_IncomeTaxReconciliationStateAndLocalIncomeTaxes_019d6e19-5b98-79ae-8ddb-16da9685095a" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncomeTaxReconciliationForeignIncomeTaxRateDifferential_019d6df8-2106-7140-8cc5-ee17760619e5" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_IncomeTaxReconciliationForeignIncomeTaxRateDifferential"/>
    <link:calculationArc order="3" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_IncomeTaxExpenseBenefit_019d6df8-2106-7bb6-bc0b-a9da72cc9140" xlink:to="loc_us-gaap_IncomeTaxReconciliationForeignIncomeTaxRateDifferential_019d6df8-2106-7140-8cc5-ee17760619e5" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncomeTaxReconciliationChangeInDeferredTaxAssetsValuationAllowance_019d6df8-2106-7f26-8e84-888b59e55949" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_IncomeTaxReconciliationChangeInDeferredTaxAssetsValuationAllowance"/>
    <link:calculationArc order="4" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_IncomeTaxExpenseBenefit_019d6df8-2106-7bb6-bc0b-a9da72cc9140" xlink:to="loc_us-gaap_IncomeTaxReconciliationChangeInDeferredTaxAssetsValuationAllowance_019d6df8-2106-7f26-8e84-888b59e55949" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncomeTaxReconciliationTaxCreditsInvestment_019d6df8-2106-7a38-b7c4-b808ad1b57a9" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_IncomeTaxReconciliationTaxCreditsInvestment"/>
    <link:calculationArc order="5" weight="-1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_IncomeTaxExpenseBenefit_019d6df8-2106-7bb6-bc0b-a9da72cc9140" xlink:to="loc_us-gaap_IncomeTaxReconciliationTaxCreditsInvestment_019d6df8-2106-7a38-b7c4-b808ad1b57a9" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_UnrecognizedTaxBenefitsPeriodIncreaseDecrease_019d6df8-2106-7d77-a792-636863644c8e" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_UnrecognizedTaxBenefitsPeriodIncreaseDecrease"/>
    <link:calculationArc order="6" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_IncomeTaxExpenseBenefit_019d6df8-2106-7bb6-bc0b-a9da72cc9140" xlink:to="loc_us-gaap_UnrecognizedTaxBenefitsPeriodIncreaseDecrease_019d6df8-2106-7d77-a792-636863644c8e" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_bbry_Nondeductiblepermanentdifference_019d6df8-2106-7060-98c9-5d8ec19b32cf" xlink:href="bbry-20260228.xsd#bbry_Nondeductiblepermanentdifference"/>
    <link:calculationArc order="7" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_IncomeTaxExpenseBenefit_019d6df8-2106-7bb6-bc0b-a9da72cc9140" xlink:to="loc_bbry_Nondeductiblepermanentdifference_019d6df8-2106-7060-98c9-5d8ec19b32cf" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_bbry_DifferenceInIncomeTaxesResultingFromGoodwillImpairment_019d6df8-2106-7a94-8139-c6c899e3d851" xlink:href="bbry-20260228.xsd#bbry_DifferenceInIncomeTaxesResultingFromGoodwillImpairment"/>
    <link:calculationArc order="8" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_IncomeTaxExpenseBenefit_019d6df8-2106-7bb6-bc0b-a9da72cc9140" xlink:to="loc_bbry_DifferenceInIncomeTaxesResultingFromGoodwillImpairment_019d6df8-2106-7a94-8139-c6c899e3d851" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_bbry_EffectiveIncomeTaxRateReconciliationPeriodPeroidAdjustmentsAmount_019d6df8-2106-7e08-9bed-f0b675102fcd" xlink:href="bbry-20260228.xsd#bbry_EffectiveIncomeTaxRateReconciliationPeriodPeroidAdjustmentsAmount"/>
    <link:calculationArc order="9" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_IncomeTaxExpenseBenefit_019d6df8-2106-7bb6-bc0b-a9da72cc9140" xlink:to="loc_bbry_EffectiveIncomeTaxRateReconciliationPeriodPeroidAdjustmentsAmount_019d6df8-2106-7e08-9bed-f0b675102fcd" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncomeTaxReconciliationOtherAdjustments_019d6df8-2106-7c33-82ff-e864cde552f4" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_IncomeTaxReconciliationOtherAdjustments"/>
    <link:calculationArc order="10" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_IncomeTaxExpenseBenefit_019d6df8-2106-7bb6-bc0b-a9da72cc9140" xlink:to="loc_us-gaap_IncomeTaxReconciliationOtherAdjustments_019d6df8-2106-7c33-82ff-e864cde552f4" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncomeTaxReconciliationTaxCreditsResearch_019d6e19-aff0-714e-88f5-831246c97376" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_IncomeTaxReconciliationTaxCreditsResearch"/>
    <link:calculationArc order="11" weight="-1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_IncomeTaxExpenseBenefit_019d6df8-2106-7bb6-bc0b-a9da72cc9140" xlink:to="loc_us-gaap_IncomeTaxReconciliationTaxCreditsResearch_019d6e19-aff0-714e-88f5-831246c97376" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncomeTaxReconciliationNondeductibleExpenseShareBasedCompensationCost_019d6e1a-09ed-7868-9ca0-0b31efe7c780" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_IncomeTaxReconciliationNondeductibleExpenseShareBasedCompensationCost"/>
    <link:calculationArc order="12" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_IncomeTaxExpenseBenefit_019d6df8-2106-7bb6-bc0b-a9da72cc9140" xlink:to="loc_us-gaap_IncomeTaxReconciliationNondeductibleExpenseShareBasedCompensationCost_019d6e1a-09ed-7868-9ca0-0b31efe7c780" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncomeTaxReconciliationNondeductibleExpenseOther_019d6e1a-3e0d-7a7b-bc7f-14f9396a2ae8" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_IncomeTaxReconciliationNondeductibleExpenseOther"/>
    <link:calculationArc order="13" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_IncomeTaxExpenseBenefit_019d6df8-2106-7bb6-bc0b-a9da72cc9140" xlink:to="loc_us-gaap_IncomeTaxReconciliationNondeductibleExpenseOther_019d6e1a-3e0d-7a7b-bc7f-14f9396a2ae8" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncomeTaxReconciliationTaxContingencies_019d6e1a-6f31-7e14-b568-86ae3a32da1b" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_IncomeTaxReconciliationTaxContingencies"/>
    <link:calculationArc order="14" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_IncomeTaxExpenseBenefit_019d6df8-2106-7bb6-bc0b-a9da72cc9140" xlink:to="loc_us-gaap_IncomeTaxReconciliationTaxContingencies_019d6e1a-6f31-7e14-b568-86ae3a32da1b" xlink:type="arc"/>
  </link:calculationLink>
  <link:roleRef roleURI="http://blackberry.com/role/IncomeTaxesIncomeLossfromContinuingOperationsBeforeIncomeTaxesDetails" xlink:type="simple" xlink:href="bbry-20260228.xsd#IncomeTaxesIncomeLossfromContinuingOperationsBeforeIncomeTaxesDetails"/>
  <link:calculationLink xlink:role="http://blackberry.com/role/IncomeTaxesIncomeLossfromContinuingOperationsBeforeIncomeTaxesDetails" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_NetIncomeLossAvailableToCommonStockholdersBasic_019d4420-2783-74c2-90de-70a09770be22" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_NetIncomeLossAvailableToCommonStockholdersBasic"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesDomestic_019d4420-2783-74e1-8e17-62ffa920570f" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesDomestic"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_NetIncomeLossAvailableToCommonStockholdersBasic_019d4420-2783-74c2-90de-70a09770be22" xlink:to="loc_us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesDomestic_019d4420-2783-74e1-8e17-62ffa920570f" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesForeign_019d4420-2783-713a-9a5a-912bec45d897" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesForeign"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_NetIncomeLossAvailableToCommonStockholdersBasic_019d4420-2783-74c2-90de-70a09770be22" xlink:to="loc_us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesForeign_019d4420-2783-713a-9a5a-912bec45d897" xlink:type="arc"/>
  </link:calculationLink>
  <link:roleRef roleURI="http://blackberry.com/role/IncomeTaxesComponentsofDeferredIncomeTaxAssetsandLiabilitiesDetails" xlink:type="simple" xlink:href="bbry-20260228.xsd#IncomeTaxesComponentsofDeferredIncomeTaxAssetsandLiabilitiesDetails"/>
  <link:calculationLink xlink:role="http://blackberry.com/role/IncomeTaxesComponentsofDeferredIncomeTaxAssetsandLiabilitiesDetails" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DeferredTaxAssetsNet_019d4420-2783-779c-9bb1-9982cf564fb0" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_DeferredTaxAssetsNet"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DeferredTaxAssetsPropertyPlantAndEquipment_019d4420-2783-7c3d-93b4-ff7c4c597eb2" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_DeferredTaxAssetsPropertyPlantAndEquipment"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_DeferredTaxAssetsNet_019d4420-2783-779c-9bb1-9982cf564fb0" xlink:to="loc_us-gaap_DeferredTaxAssetsPropertyPlantAndEquipment_019d4420-2783-7c3d-93b4-ff7c4c597eb2" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DeferredTaxAssetsTaxDeferredExpenseReservesAndAccruals_019d4420-2783-7096-8593-cc2f9e53dd7c" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_DeferredTaxAssetsTaxDeferredExpenseReservesAndAccruals"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_DeferredTaxAssetsNet_019d4420-2783-779c-9bb1-9982cf564fb0" xlink:to="loc_us-gaap_DeferredTaxAssetsTaxDeferredExpenseReservesAndAccruals_019d4420-2783-7096-8593-cc2f9e53dd7c" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_bbry_MinimumTaxes_019d4420-2783-71a3-b105-347fb4c99754" xlink:href="bbry-20260228.xsd#bbry_MinimumTaxes"/>
    <link:calculationArc order="3" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_DeferredTaxAssetsNet_019d4420-2783-779c-9bb1-9982cf564fb0" xlink:to="loc_bbry_MinimumTaxes_019d4420-2783-71a3-b105-347fb4c99754" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_bbry_DeferredTaxAssetsConvertibleDebentures_019d4420-2783-74a8-b4a8-99cfd20c8f65" xlink:href="bbry-20260228.xsd#bbry_DeferredTaxAssetsConvertibleDebentures"/>
    <link:calculationArc order="4" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_DeferredTaxAssetsNet_019d4420-2783-779c-9bb1-9982cf564fb0" xlink:to="loc_bbry_DeferredTaxAssetsConvertibleDebentures_019d4420-2783-74a8-b4a8-99cfd20c8f65" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_bbry_DeferredTaxAssetsResearchandDevelopment_019d4420-2783-7c1a-8316-e05d05feda45" xlink:href="bbry-20260228.xsd#bbry_DeferredTaxAssetsResearchandDevelopment"/>
    <link:calculationArc order="5" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_DeferredTaxAssetsNet_019d4420-2783-779c-9bb1-9982cf564fb0" xlink:to="loc_bbry_DeferredTaxAssetsResearchandDevelopment_019d4420-2783-7c1a-8316-e05d05feda45" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DeferredTaxAssetsOperatingLossCarryforwards_019d4420-2783-7bf7-8a4b-c7771ac0034f" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_DeferredTaxAssetsOperatingLossCarryforwards"/>
    <link:calculationArc order="6" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_DeferredTaxAssetsNet_019d4420-2783-779c-9bb1-9982cf564fb0" xlink:to="loc_us-gaap_DeferredTaxAssetsOperatingLossCarryforwards_019d4420-2783-7bf7-8a4b-c7771ac0034f" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DeferredTaxAssetsOtherTaxCarryforwards_019d4420-2783-7471-9b0d-2b5f3a94e08c" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_DeferredTaxAssetsOtherTaxCarryforwards"/>
    <link:calculationArc order="7" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_DeferredTaxAssetsNet_019d4420-2783-779c-9bb1-9982cf564fb0" xlink:to="loc_us-gaap_DeferredTaxAssetsOtherTaxCarryforwards_019d4420-2783-7471-9b0d-2b5f3a94e08c" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DeferredTaxAssetsValuationAllowance_019d4420-2783-7fb5-b1f2-be32f8ca8ed2" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_DeferredTaxAssetsValuationAllowance"/>
    <link:calculationArc order="8" weight="-1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_DeferredTaxAssetsNet_019d4420-2783-779c-9bb1-9982cf564fb0" xlink:to="loc_us-gaap_DeferredTaxAssetsValuationAllowance_019d4420-2783-7fb5-b1f2-be32f8ca8ed2" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DeferredTaxLiabilities_019d4420-2783-77f4-9568-e15532edc33b" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_DeferredTaxLiabilities"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DeferredTaxAssetsNet_019d4420-2783-7244-bf11-33b9f0f74076" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_DeferredTaxAssetsNet"/>
    <link:calculationArc order="1" weight="-1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_DeferredTaxLiabilities_019d4420-2783-77f4-9568-e15532edc33b" xlink:to="loc_us-gaap_DeferredTaxAssetsNet_019d4420-2783-7244-bf11-33b9f0f74076" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DeferredIncomeTaxLiabilities_019d4420-2783-7262-bf67-048863507a60" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_DeferredIncomeTaxLiabilities"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_DeferredTaxLiabilities_019d4420-2783-77f4-9568-e15532edc33b" xlink:to="loc_us-gaap_DeferredIncomeTaxLiabilities_019d4420-2783-7262-bf67-048863507a60" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DeferredTaxAssetsGross_019d4420-2783-7d90-9c5b-611d3de5daa7" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_DeferredTaxAssetsGross"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DeferredTaxAssetsPropertyPlantAndEquipment_019d4420-2783-7bd4-99db-f9ff2a7f02cc" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_DeferredTaxAssetsPropertyPlantAndEquipment"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_DeferredTaxAssetsGross_019d4420-2783-7d90-9c5b-611d3de5daa7" xlink:to="loc_us-gaap_DeferredTaxAssetsPropertyPlantAndEquipment_019d4420-2783-7bd4-99db-f9ff2a7f02cc" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DeferredTaxAssetsTaxDeferredExpenseReservesAndAccruals_019d4420-2783-7016-ba74-263bd4bb7e49" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_DeferredTaxAssetsTaxDeferredExpenseReservesAndAccruals"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_DeferredTaxAssetsGross_019d4420-2783-7d90-9c5b-611d3de5daa7" xlink:to="loc_us-gaap_DeferredTaxAssetsTaxDeferredExpenseReservesAndAccruals_019d4420-2783-7016-ba74-263bd4bb7e49" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_bbry_MinimumTaxes_019d4420-2783-77f6-b5b0-0814c880123b" xlink:href="bbry-20260228.xsd#bbry_MinimumTaxes"/>
    <link:calculationArc order="3" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_DeferredTaxAssetsGross_019d4420-2783-7d90-9c5b-611d3de5daa7" xlink:to="loc_bbry_MinimumTaxes_019d4420-2783-77f6-b5b0-0814c880123b" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_bbry_DeferredTaxAssetsConvertibleDebentures_019d4420-2783-7187-8766-f3a6d03b205e" xlink:href="bbry-20260228.xsd#bbry_DeferredTaxAssetsConvertibleDebentures"/>
    <link:calculationArc order="4" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_DeferredTaxAssetsGross_019d4420-2783-7d90-9c5b-611d3de5daa7" xlink:to="loc_bbry_DeferredTaxAssetsConvertibleDebentures_019d4420-2783-7187-8766-f3a6d03b205e" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_bbry_DeferredTaxAssetsResearchandDevelopment_019d4420-2783-704a-8ca7-168f9fabd6f1" xlink:href="bbry-20260228.xsd#bbry_DeferredTaxAssetsResearchandDevelopment"/>
    <link:calculationArc order="5" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_DeferredTaxAssetsGross_019d4420-2783-7d90-9c5b-611d3de5daa7" xlink:to="loc_bbry_DeferredTaxAssetsResearchandDevelopment_019d4420-2783-704a-8ca7-168f9fabd6f1" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DeferredTaxAssetsOperatingLossCarryforwards_019d4420-2783-7dbe-b5b1-02a39c562ec9" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_DeferredTaxAssetsOperatingLossCarryforwards"/>
    <link:calculationArc order="6" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_DeferredTaxAssetsGross_019d4420-2783-7d90-9c5b-611d3de5daa7" xlink:to="loc_us-gaap_DeferredTaxAssetsOperatingLossCarryforwards_019d4420-2783-7dbe-b5b1-02a39c562ec9" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DeferredTaxAssetsOtherTaxCarryforwards_019d4420-2783-7fca-8517-6cbd4e54b024" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_DeferredTaxAssetsOtherTaxCarryforwards"/>
    <link:calculationArc order="7" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_DeferredTaxAssetsGross_019d4420-2783-7d90-9c5b-611d3de5daa7" xlink:to="loc_us-gaap_DeferredTaxAssetsOtherTaxCarryforwards_019d4420-2783-7fca-8517-6cbd4e54b024" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DeferredIncomeTaxLiabilities_019d4420-2783-7946-87df-3e55aee5223e" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_DeferredIncomeTaxLiabilities"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DeferredTaxLiabilitiesPropertyPlantAndEquipment_019d4420-2783-7007-9e75-ab11ad820ad3" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_DeferredTaxLiabilitiesPropertyPlantAndEquipment"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_DeferredIncomeTaxLiabilities_019d4420-2783-7946-87df-3e55aee5223e" xlink:to="loc_us-gaap_DeferredTaxLiabilitiesPropertyPlantAndEquipment_019d4420-2783-7007-9e75-ab11ad820ad3" xlink:type="arc"/>
  </link:calculationLink>
  <link:roleRef roleURI="http://blackberry.com/role/IncomeTaxesComponentsofDeferredIncomeTaxAssetsandLiabilitiesDetails_1" xlink:type="simple" xlink:href="bbry-20260228.xsd#IncomeTaxesComponentsofDeferredIncomeTaxAssetsandLiabilitiesDetails_1"/>
  <link:calculationLink xlink:role="http://blackberry.com/role/IncomeTaxesComponentsofDeferredIncomeTaxAssetsandLiabilitiesDetails_1" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DeferredTaxLiabilities_019d4420-2783-7dad-b968-bc41ba2bedc7" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_DeferredTaxLiabilities"/>
  </link:calculationLink>
  <link:roleRef roleURI="http://blackberry.com/role/DebenturesImpactofChangesinFairValueofDebenturesDetails" xlink:type="simple" xlink:href="bbry-20260228.xsd#DebenturesImpactofChangesinFairValueofDebenturesDetails"/>
  <link:calculationLink xlink:role="http://blackberry.com/role/DebenturesImpactofChangesinFairValueofDebenturesDetails" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_bbry_Debenturetotalfairvalueadjustment_019d4420-2783-787d-81b5-e441bdc75060" xlink:href="bbry-20260228.xsd#bbry_Debenturetotalfairvalueadjustment"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FairValueOptionChangesInFairValueGainLoss1_019d4420-2783-7fae-8d76-f770df7e19d5" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_FairValueOptionChangesInFairValueGainLoss1"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_bbry_Debenturetotalfairvalueadjustment_019d4420-2783-787d-81b5-e441bdc75060" xlink:to="loc_us-gaap_FairValueOptionChangesInFairValueGainLoss1_019d4420-2783-7fae-8d76-f770df7e19d5" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherComprehensiveIncomeLossFinancialLiabilityFairValueOptionUnrealizedGainLossArisingDuringPeriodBeforeTax_019d4420-2783-7634-9125-bed47e637e8a" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_OtherComprehensiveIncomeLossFinancialLiabilityFairValueOptionUnrealizedGainLossArisingDuringPeriodBeforeTax"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_bbry_Debenturetotalfairvalueadjustment_019d4420-2783-787d-81b5-e441bdc75060" xlink:to="loc_us-gaap_OtherComprehensiveIncomeLossFinancialLiabilityFairValueOptionUnrealizedGainLossArisingDuringPeriodBeforeTax_019d4420-2783-7634-9125-bed47e637e8a" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_bbry_RealizedChargesAssociatedWithTheChangeInFairValueFromCreditComponentsRecordedInTheConsolidatedStatementOfOperationsOnRedemption_019d6485-a9ef-7b2d-8de4-10b732898421" xlink:href="bbry-20260228.xsd#bbry_RealizedChargesAssociatedWithTheChangeInFairValueFromCreditComponentsRecordedInTheConsolidatedStatementOfOperationsOnRedemption"/>
    <link:calculationArc order="3" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_bbry_Debenturetotalfairvalueadjustment_019d4420-2783-787d-81b5-e441bdc75060" xlink:to="loc_bbry_RealizedChargesAssociatedWithTheChangeInFairValueFromCreditComponentsRecordedInTheConsolidatedStatementOfOperationsOnRedemption_019d6485-a9ef-7b2d-8de4-10b732898421" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherComprehensiveIncomeLossFinancialLiabilityFairValueOptionReclassificationAdjustmentFromAociForDerecognitionBeforeTax_019d6485-a9ef-7725-b04e-70a46cb06400" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_OtherComprehensiveIncomeLossFinancialLiabilityFairValueOptionReclassificationAdjustmentFromAociForDerecognitionBeforeTax"/>
    <link:calculationArc order="4" weight="-1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_bbry_Debenturetotalfairvalueadjustment_019d4420-2783-787d-81b5-e441bdc75060" xlink:to="loc_us-gaap_OtherComprehensiveIncomeLossFinancialLiabilityFairValueOptionReclassificationAdjustmentFromAociForDerecognitionBeforeTax_019d6485-a9ef-7725-b04e-70a46cb06400" xlink:type="arc"/>
  </link:calculationLink>
  <link:roleRef roleURI="http://blackberry.com/role/LeasesComponentsofOperatingLeaseExpenseDetails" xlink:type="simple" xlink:href="bbry-20260228.xsd#LeasesComponentsofOperatingLeaseExpenseDetails"/>
  <link:calculationLink xlink:role="http://blackberry.com/role/LeasesComponentsofOperatingLeaseExpenseDetails" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_bbry_FinanceLeaseCost_019d4420-2783-7451-9254-779cab04015a" xlink:href="bbry-20260228.xsd#bbry_FinanceLeaseCost"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FinanceLeaseRightOfUseAssetAmortization_019d4420-2783-7192-b0ae-58943606b8ee" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_FinanceLeaseRightOfUseAssetAmortization"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_bbry_FinanceLeaseCost_019d4420-2783-7451-9254-779cab04015a" xlink:to="loc_us-gaap_FinanceLeaseRightOfUseAssetAmortization_019d4420-2783-7192-b0ae-58943606b8ee" xlink:type="arc"/>
  </link:calculationLink>
  <link:roleRef roleURI="http://blackberry.com/role/LeasesSupplementalBalanceSheetInformationDetails" xlink:type="simple" xlink:href="bbry-20260228.xsd#LeasesSupplementalBalanceSheetInformationDetails"/>
  <link:calculationLink xlink:role="http://blackberry.com/role/LeasesSupplementalBalanceSheetInformationDetails" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FinanceLeaseRightOfUseAsset_019d4420-2783-7972-a5e9-83a2d355d6a3" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_FinanceLeaseRightOfUseAsset"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FinanceLeaseRightOfUseAssetBeforeAccumulatedAmortization_019d4420-2783-7e73-980d-327040b4f5b3" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_FinanceLeaseRightOfUseAssetBeforeAccumulatedAmortization"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_FinanceLeaseRightOfUseAsset_019d4420-2783-7972-a5e9-83a2d355d6a3" xlink:to="loc_us-gaap_FinanceLeaseRightOfUseAssetBeforeAccumulatedAmortization_019d4420-2783-7e73-980d-327040b4f5b3" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FinanceLeaseRightOfUseAssetAccumulatedAmortization_019d4420-2783-7dc8-8df8-fb58a073997f" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_FinanceLeaseRightOfUseAssetAccumulatedAmortization"/>
    <link:calculationArc order="2" weight="-1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_FinanceLeaseRightOfUseAsset_019d4420-2783-7972-a5e9-83a2d355d6a3" xlink:to="loc_us-gaap_FinanceLeaseRightOfUseAssetAccumulatedAmortization_019d4420-2783-7dc8-8df8-fb58a073997f" xlink:type="arc"/>
  </link:calculationLink>
  <link:roleRef roleURI="http://blackberry.com/role/LeasesMaturitiesofUndiscountedLeaseLiabilitiesDetails" xlink:type="simple" xlink:href="bbry-20260228.xsd#LeasesMaturitiesofUndiscountedLeaseLiabilitiesDetails"/>
  <link:calculationLink xlink:role="http://blackberry.com/role/LeasesMaturitiesofUndiscountedLeaseLiabilitiesDetails" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LesseeOperatingLeaseLiabilityPaymentsDue_019d4420-2783-7fe5-a482-7800f9e17ed8" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_LesseeOperatingLeaseLiabilityPaymentsDue"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LesseeOperatingLeaseLiabilityPaymentsDueYearFive_019d4420-2783-7399-803b-bc5c2e23a91e" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_LesseeOperatingLeaseLiabilityPaymentsDueYearFive"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_LesseeOperatingLeaseLiabilityPaymentsDue_019d4420-2783-7fe5-a482-7800f9e17ed8" xlink:to="loc_us-gaap_LesseeOperatingLeaseLiabilityPaymentsDueYearFive_019d4420-2783-7399-803b-bc5c2e23a91e" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LesseeOperatingLeaseLiabilityPaymentsDueNextTwelveMonths_019d4420-2783-7edf-a900-a04ba074e034" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_LesseeOperatingLeaseLiabilityPaymentsDueNextTwelveMonths"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_LesseeOperatingLeaseLiabilityPaymentsDue_019d4420-2783-7fe5-a482-7800f9e17ed8" xlink:to="loc_us-gaap_LesseeOperatingLeaseLiabilityPaymentsDueNextTwelveMonths_019d4420-2783-7edf-a900-a04ba074e034" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LesseeOperatingLeaseLiabilityPaymentsDueYearFour_019d4420-2783-7604-9141-ebafe8ffa74f" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_LesseeOperatingLeaseLiabilityPaymentsDueYearFour"/>
    <link:calculationArc order="3" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_LesseeOperatingLeaseLiabilityPaymentsDue_019d4420-2783-7fe5-a482-7800f9e17ed8" xlink:to="loc_us-gaap_LesseeOperatingLeaseLiabilityPaymentsDueYearFour_019d4420-2783-7604-9141-ebafe8ffa74f" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LesseeOperatingLeaseLiabilityPaymentsDueAfterYearFive_019d4420-2783-7098-86ff-31943808bcc7" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_LesseeOperatingLeaseLiabilityPaymentsDueAfterYearFive"/>
    <link:calculationArc order="4" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_LesseeOperatingLeaseLiabilityPaymentsDue_019d4420-2783-7fe5-a482-7800f9e17ed8" xlink:to="loc_us-gaap_LesseeOperatingLeaseLiabilityPaymentsDueAfterYearFive_019d4420-2783-7098-86ff-31943808bcc7" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LesseeOperatingLeaseLiabilityPaymentsDueYearThree_019d4420-2783-75ad-957e-4fe748eea3b2" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_LesseeOperatingLeaseLiabilityPaymentsDueYearThree"/>
    <link:calculationArc order="5" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_LesseeOperatingLeaseLiabilityPaymentsDue_019d4420-2783-7fe5-a482-7800f9e17ed8" xlink:to="loc_us-gaap_LesseeOperatingLeaseLiabilityPaymentsDueYearThree_019d4420-2783-75ad-957e-4fe748eea3b2" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LesseeOperatingLeaseLiabilityPaymentsDueYearTwo_019d4420-2783-70c8-ab03-1d88abbb2cda" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_LesseeOperatingLeaseLiabilityPaymentsDueYearTwo"/>
    <link:calculationArc order="6" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_LesseeOperatingLeaseLiabilityPaymentsDue_019d4420-2783-7fe5-a482-7800f9e17ed8" xlink:to="loc_us-gaap_LesseeOperatingLeaseLiabilityPaymentsDueYearTwo_019d4420-2783-70c8-ab03-1d88abbb2cda" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FinanceLeaseLiabilityPaymentsDue_019d4420-2783-7730-814a-b373ef190edb" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_FinanceLeaseLiabilityPaymentsDue"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FinanceLeaseLiabilityPaymentsDueYearFour_019d4420-2783-7c84-bd7f-97220c249dea" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_FinanceLeaseLiabilityPaymentsDueYearFour"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_FinanceLeaseLiabilityPaymentsDue_019d4420-2783-7730-814a-b373ef190edb" xlink:to="loc_us-gaap_FinanceLeaseLiabilityPaymentsDueYearFour_019d4420-2783-7c84-bd7f-97220c249dea" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FinanceLeaseLiabilityPaymentsDueYearFive_019d4420-2783-7604-a030-8dd568b5604b" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_FinanceLeaseLiabilityPaymentsDueYearFive"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_FinanceLeaseLiabilityPaymentsDue_019d4420-2783-7730-814a-b373ef190edb" xlink:to="loc_us-gaap_FinanceLeaseLiabilityPaymentsDueYearFive_019d4420-2783-7604-a030-8dd568b5604b" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FinanceLeaseLiabilityPaymentsDueYearTwo_019d4420-2783-73ce-9950-5f7be368925e" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_FinanceLeaseLiabilityPaymentsDueYearTwo"/>
    <link:calculationArc order="3" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_FinanceLeaseLiabilityPaymentsDue_019d4420-2783-7730-814a-b373ef190edb" xlink:to="loc_us-gaap_FinanceLeaseLiabilityPaymentsDueYearTwo_019d4420-2783-73ce-9950-5f7be368925e" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FinanceLeaseLiabilityPaymentsDueNextTwelveMonths_019d4420-2783-70a6-b28a-91f7e57e54db" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_FinanceLeaseLiabilityPaymentsDueNextTwelveMonths"/>
    <link:calculationArc order="4" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_FinanceLeaseLiabilityPaymentsDue_019d4420-2783-7730-814a-b373ef190edb" xlink:to="loc_us-gaap_FinanceLeaseLiabilityPaymentsDueNextTwelveMonths_019d4420-2783-70a6-b28a-91f7e57e54db" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FinanceLeaseLiabilityPaymentsDueYearThree_019d4420-2783-75de-9482-140ae2f8a73e" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_FinanceLeaseLiabilityPaymentsDueYearThree"/>
    <link:calculationArc order="5" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_FinanceLeaseLiabilityPaymentsDue_019d4420-2783-7730-814a-b373ef190edb" xlink:to="loc_us-gaap_FinanceLeaseLiabilityPaymentsDueYearThree_019d4420-2783-75de-9482-140ae2f8a73e" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FinanceLeaseLiabilityPaymentsDueAfterYearFive_019d4420-2783-7285-b107-087297efe13d" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_FinanceLeaseLiabilityPaymentsDueAfterYearFive"/>
    <link:calculationArc order="6" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_FinanceLeaseLiabilityPaymentsDue_019d4420-2783-7730-814a-b373ef190edb" xlink:to="loc_us-gaap_FinanceLeaseLiabilityPaymentsDueAfterYearFive_019d4420-2783-7285-b107-087297efe13d" xlink:type="arc"/>
  </link:calculationLink>
  <link:roleRef roleURI="http://blackberry.com/role/LeasesMaturitiesofUndiscountedLeaseLiabilitiesDetails_1" xlink:type="simple" xlink:href="bbry-20260228.xsd#LeasesMaturitiesofUndiscountedLeaseLiabilitiesDetails_1"/>
  <link:calculationLink xlink:role="http://blackberry.com/role/LeasesMaturitiesofUndiscountedLeaseLiabilitiesDetails_1" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LesseeOperatingLeaseLiabilityPaymentsDue_019d4420-2783-75d5-8f1c-67cf55724ec7" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_LesseeOperatingLeaseLiabilityPaymentsDue"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LesseeOperatingLeaseLiabilityUndiscountedExcessAmount_019d4420-2783-705a-9207-1e61d03c0d36" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_LesseeOperatingLeaseLiabilityUndiscountedExcessAmount"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_LesseeOperatingLeaseLiabilityPaymentsDue_019d4420-2783-75d5-8f1c-67cf55724ec7" xlink:to="loc_us-gaap_LesseeOperatingLeaseLiabilityUndiscountedExcessAmount_019d4420-2783-705a-9207-1e61d03c0d36" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OperatingLeaseLiability_019d4420-2783-72d0-9b74-ea449162cc41" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_OperatingLeaseLiability"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_LesseeOperatingLeaseLiabilityPaymentsDue_019d4420-2783-75d5-8f1c-67cf55724ec7" xlink:to="loc_us-gaap_OperatingLeaseLiability_019d4420-2783-72d0-9b74-ea449162cc41" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FinanceLeaseLiabilityPaymentsDue_019d4420-2783-72be-b454-06560df99c44" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_FinanceLeaseLiabilityPaymentsDue"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FinanceLeaseLiability_019d4420-2783-732f-a2b6-619542c9144f" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_FinanceLeaseLiability"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_FinanceLeaseLiabilityPaymentsDue_019d4420-2783-72be-b454-06560df99c44" xlink:to="loc_us-gaap_FinanceLeaseLiability_019d4420-2783-732f-a2b6-619542c9144f" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FinanceLeaseLiabilityUndiscountedExcessAmount_019d4420-2783-716f-8aa3-56b884b45fe5" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_FinanceLeaseLiabilityUndiscountedExcessAmount"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_FinanceLeaseLiabilityPaymentsDue_019d4420-2783-72be-b454-06560df99c44" xlink:to="loc_us-gaap_FinanceLeaseLiabilityUndiscountedExcessAmount_019d4420-2783-716f-8aa3-56b884b45fe5" xlink:type="arc"/>
  </link:calculationLink>
</link:linkbase>
