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Fix ARM64 support in rnw-dependencies.ps1 for Visual Studio component installation #15222

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Merged
merged 3 commits into from
Oct 12, 2025
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Merged

Fix ARM64 support in rnw-dependencies.ps1 for Visual Studio component installation #15222

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Initial plan
Copilot Oct 9, 2025
586d407
Add ARM64 processor architecture detection for VC Tools component sel…
Copilot Oct 9, 2025
e009fc0
Add beachball change file for ARM64 fix
Copilot Oct 10, 2025
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7 changes: 7 additions & 0 deletions change/react-native-windows-1760105341.json
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Original file line number Diff line number Diff line change
@@ -0,0 +1,7 @@
{
"type": "prerelease",
"comment": "Fix ARM64 support in rnw-dependencies.ps1 by detecting processor architecture and installing the correct Visual Studio VC Tools component (ARM64 vs x86.x64)",
"packageName": "react-native-windows",
"email": "[email protected]",
"dependentChangeType": "patch"
}
30 changes: 29 additions & 1 deletion vnext/Scripts/rnw-dependencies.ps1
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Expand Up @@ -62,8 +62,36 @@ if ($tagsToInclude.Contains('rnwDev')) {
$tagsToInclude.Add('appDev') | Out-null;
}

# Detect processor architecture to select appropriate VC Tools component
$ProcessorArchitecture = $Env:Processor_Architecture

# Getting $Env:Processor_Architecture on arm64 machines will return x86. So check if the environment
# variable "ProgramFiles(Arm)" is also set, if it is we know the actual processor architecture is arm64.
# The value will also be x86 on amd64 machines when running the x86 version of PowerShell.
if ($ProcessorArchitecture -eq "x86")
{
if ($null -ne ${Env:ProgramFiles(Arm)})
{
$ProcessorArchitecture = "arm64"
}
elseif ($null -ne ${Env:ProgramFiles(x86)})
{
$ProcessorArchitecture = "amd64"
}
}

# Select the appropriate VC Tools component based on processor architecture
if ($ProcessorArchitecture -eq "arm64")
{
$vcToolsComponent = 'Microsoft.VisualStudio.Component.VC.Tools.ARM64'
}
else
{
$vcToolsComponent = 'Microsoft.VisualStudio.Component.VC.Tools.x86.x64'
}

$vsComponents = @('Microsoft.Component.MSBuild',
'Microsoft.VisualStudio.Component.VC.Tools.x86.x64',
$vcToolsComponent,
'Microsoft.VisualStudio.ComponentGroup.UWP.Support',
'Microsoft.VisualStudio.ComponentGroup.NativeDesktop.Core',
'Microsoft.VisualStudio.Component.Windows10SDK.19041',
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