Simple script to install winget on Windows 10 and 11 systems, most usefull for people using privacy Windows tools that remove Microsoft Store (must be run with administrator privileges)

install_winget.ps1

#Requires -RunAsAdministrator

Write-Output "Removing previous instances of winget..."

Get-AppxPackage -allUsers *desktopappinstaller* | Remove-AppxPackage
Get-AppxPackage -allUsers *winget* | Remove-AppxPackage


Write-Output "Getting information on latest winget release..."

try {
	$rel = (Invoke-WebRequest -Uri https://api.github.com/repos/microsoft/winget-cli/releases/latest).Content | Out-String | ConvertFrom-Json
} catch {
	Write-Error $_
	Exit
}	

$licensedl = $rel.assets.Where({$_.name -match ".*License1.xml$"}).browser_download_url
$wingetdl = $rel.assets.Where({$_.name -match ".*msixbundle$"}).browser_download_url
$vclibsdl = "https://aka.ms/Microsoft.VCLibs.x64.14.00.Desktop.appx"
$uixamldl = "https://github.com/microsoft/microsoft-ui-xaml/releases/download/v2.7.3/Microsoft.UI.Xaml.2.7.x64.appx"

$winget = ($wingetdl -split "\/")[-1]
$license = ($licensedl -split "\/")[-1]
$vclibs = ($vclibsdl -split "\/")[-1]
$uixaml = ($uixamldl -split "\/")[-1]


Write-Output "Downloading WinGet and its dependencies..."

if (!(Test-Path $winget)) {Invoke-WebRequest -Uri $wingetdl -OutFile $winget}
if (!(Test-Path $license)) {Invoke-WebRequest -Uri $licensedl -OutFile $license}
if (!(Test-Path $vclibs)) {Invoke-WebRequest -Uri $vclibsdl -OutFile $vclibs}
if (!(Test-Path $uixaml)) {Invoke-WebRequest -Uri $uixamldl -OutFile $uixaml}

Add-AppxPackage $vclibs
Add-AppxPackage $uixaml
Add-AppxPackage $winget
Add-AppxProvisionedPackage -Online -PackagePath $winget -LicensePath $license -Verbose
Add-AppxPackage -RegisterByFamilyName -MainPackage ([io.fileinfo]$winget).basename


Write-Output "Cleaning up downloaded files..."

foreach ($file in $winget, $license, $vclibs, $uixaml) {
	Remove-Item $file -Force
}