Powershell Msixbundle -

& "C:\Program Files (x86)\Windows Kits\10\bin\10.0.22621.0\x64\signtool.exe" sign /fd SHA256 /a /f "mycert.pfx" /p "password" "App.msixbundle" Loop through multiple bundles:

Add-AppxPackage -Path "C:\Apps\MyApp.msixbundle" -Register -ForceApplicationShutdown Note: For multi-user installations, use -Register after staging with Add-AppxPackage -Stage . powershell msixbundle

# Change extension to .zip and extract Copy-Item "App.msixbundle" "App.zip" Expand-Archive -Path "App.zip" -DestinationPath "C:\ExtractedBundle" Inside, you'll find .msix packages for each architecture and a AppxBundleManifest.xml . Add-AppxPackage may fail due to missing dependencies, incorrect signatures, or disk space. Use: & "C:\Program Files (x86)\Windows Kits\10\bin\10