Install Windows Terminal PowerShell Script

Install-WindowsTerminal.ps1 · 2.5 KiB · PowerShell Raw

# Requires Elevated PowerShell Session
if (-not ([Security.Principal.WindowsPrincipal][Security.Principal.WindowsIdentity]::GetCurrent()).IsInRole([Security.Principal.WindowsBuiltInRole]::Administrator)) {
    throw "This script must be executed in a PowerShell session running as Administrator."
}

$ErrorActionPreference = 'Stop'
$tempDir = Join-Path $env:TEMP "WT_Install_$([Guid]::NewGuid().Guid)"
New-Item -ItemType Directory -Path $tempDir -Force | Out-Null

try {
    # Fetch latest stable non-prerelease release from GitHub API
    Write-Host "Querying GitHub API for the latest non-prerelease Terminal release..." -ForegroundColor Cyan
    $releaseUrl = "https://api.github.com/repos/microsoft/terminal/releases/latest"
    $release = Invoke-RestMethod -Uri $releaseUrl -Headers @{ "User-Agent" = "PowerShell" }
    $asset = $release.assets | Where-Object { $_.name -like "*PreinstallKit.zip" } | Select-Object -First 1

# Use dynamically fetched URL or fallback to the specified release URL
    $downloadUrl = if ($asset) { 
        $asset.browser_download_url 
    } else { 
        "https://github.com/microsoft/terminal/releases/download/v1.24.11911.0/Microsoft.WindowsTerminal_1.24.11911.0_8wekyb3d8bbwe.msixbundle_Windows10_PreinstallKit.zip" 
    }

# Download and extract the PreinstallKit archive
    $zipPath = Join-Path $tempDir "PreinstallKit.zip"
    $extractPath = Join-Path $tempDir "Extracted"

Write-Host "Downloading preinstallation kit..." -ForegroundColor Cyan
    Invoke-WebRequest -Uri $downloadUrl -OutFile $zipPath -UseBasicParsing
    Expand-Archive -Path $zipPath -DestinationPath $extractPath -Force

# Locate package files from extracted archive
    $bundle  = (Get-ChildItem -Path $extractPath -Filter "*.msixbundle" -Recurse).FullName
    $license = (Get-ChildItem -Path $extractPath -Filter "*License*.xml" -Recurse).FullName
    $deps    = (Get-ChildItem -Path $extractPath -Filter "Microsoft.UI.Xaml*.appx" -Recurse).FullName

# Provision package system-wide for all users
    Write-Host "Provisioning Windows Terminal across all user profiles..." -ForegroundColor Cyan
    $params = @{
        Online                = $true
        PackagePath           = $bundle
        LicensePath           = $license
        DependencyPackagePath = $deps
    }
    Add-AppxProvisionedPackage @params | Out-Null
    Write-Host "Successfully installed Windows Terminal system-wide!" -ForegroundColor Green

} finally {
    # Clean up temporary downloaded files
    Remove-Item -Path $tempDir -Recurse -Force -ErrorAction SilentlyContinue
}

1	# Requires Elevated PowerShell Session
2	if (-not ([Security.Principal.WindowsPrincipal][Security.Principal.WindowsIdentity]::GetCurrent()).IsInRole([Security.Principal.WindowsBuiltInRole]::Administrator)) {
3	throw "This script must be executed in a PowerShell session running as Administrator."
4	}
5
6	$ErrorActionPreference = 'Stop'
7	$tempDir = Join-Path $env:TEMP "WT_Install_$([Guid]::NewGuid().Guid)"
8	New-Item -ItemType Directory -Path $tempDir -Force \| Out-Null
9
10	try {
11	# Fetch latest stable non-prerelease release from GitHub API
12	Write-Host "Querying GitHub API for the latest non-prerelease Terminal release..." -ForegroundColor Cyan
13	$releaseUrl = "https://api.github.com/repos/microsoft/terminal/releases/latest"
14	$release = Invoke-RestMethod -Uri $releaseUrl -Headers @{ "User-Agent" = "PowerShell" }
15	$asset = $release.assets \| Where-Object { $_.name -like "*PreinstallKit.zip" } \| Select-Object -First 1
16
17	# Use dynamically fetched URL or fallback to the specified release URL
18	$downloadUrl = if ($asset) {
19	$asset.browser_download_url
20	} else {
21	"https://github.com/microsoft/terminal/releases/download/v1.24.11911.0/Microsoft.WindowsTerminal_1.24.11911.0_8wekyb3d8bbwe.msixbundle_Windows10_PreinstallKit.zip"
22	}
23
24	# Download and extract the PreinstallKit archive
25	$zipPath = Join-Path $tempDir "PreinstallKit.zip"
26	$extractPath = Join-Path $tempDir "Extracted"
27
28	Write-Host "Downloading preinstallation kit..." -ForegroundColor Cyan
29	Invoke-WebRequest -Uri $downloadUrl -OutFile $zipPath -UseBasicParsing
30	Expand-Archive -Path $zipPath -DestinationPath $extractPath -Force
31
32	# Locate package files from extracted archive
33	$bundle = (Get-ChildItem -Path $extractPath -Filter "*.msixbundle" -Recurse).FullName
34	$license = (Get-ChildItem -Path $extractPath -Filter "License.xml" -Recurse).FullName
35	$deps = (Get-ChildItem -Path $extractPath -Filter "Microsoft.UI.Xaml*.appx" -Recurse).FullName
36
37	# Provision package system-wide for all users
38	Write-Host "Provisioning Windows Terminal across all user profiles..." -ForegroundColor Cyan
39	$params = @{
40	Online = $true
41	PackagePath = $bundle
42	LicensePath = $license
43	DependencyPackagePath = $deps
44	}
45	Add-AppxProvisionedPackage @params \| Out-Null
46	Write-Host "Successfully installed Windows Terminal system-wide!" -ForegroundColor Green
47
48	} finally {
49	# Clean up temporary downloaded files
50	Remove-Item -Path $tempDir -Recurse -Force -ErrorAction SilentlyContinue
51	}