Install Msix Powershell May 2026

Get-AppxPackage -Name "MyCompany.MyApp" | Remove-AppxPackage For machine-wide installations (requires admin):

$Url = "https://example.com/apps/MyApp.msix" $TempFile = Join-Path $env:TEMP "temp_install.msix" Invoke-WebRequest -Uri $Url -OutFile $TempFile Add-AppxPackage -Path $TempFile Remove-Item $TempFile -Force To confirm the package installed correctly: install msix powershell

Add-AppxPackage -Path "C:\Downloads\MyApp.msix" -ForceApplicationShutdown If you receive an error like "The root certificate of the signature is not trusted" , you must install the signing certificate before installing the MSIX. Get-AppxPackage -Name "MyCompany