If the GitHub release assets are unavailable, you can extract the .appx from the developer package: Microsoft.UI.Xaml 2.8.7 - NuGet
1. Official GitHub Releases (Recommended for Offline Install) For a direct .appx file that can be moved to an offline PC:
There are three primary ways to acquire the installer depending on your environment:
Look for the "Assets" dropdown and download the file ending in .x64.appx (or .x86.appx for older systems). 2. Using WinGet (Best for Connected PCs)
