Windows uses framework packages to share common code across multiple applications. WinUI 2.8 is the modern stub that allows older and current UWP applications to render fluent design elements, modern controls, and updated visual styles. Common scenarios requiring this package include:
There are two primary methods for installation:
is a critical framework package within the Windows UI Library (WinUI 2), providing the foundational UI controls and styles for Universal Windows Platform (UWP) and Win32 desktop applications. As a framework dependency, it is often required for modern Windows tools like Windows Terminal to function correctly. Microsoft Learn 1. Understanding the Appx Framework Microsoft.UI.Xaml package is a framework dependency microsoft.ui.xaml.2.8 appx download
<Dependencies> <PackageDependency Name="Microsoft.UI.Xaml.2.8" MinVersion="2.8.6" /> </Dependencies>
: If you encounter error 0x80073CF3 , it indicates that the application you are trying to install is missing this specific framework dependency. Summary of Latest Versions Get started with WinUI 2 for UWP - Microsoft Learn Windows uses framework packages to share common code
If using URL, paste the official Microsoft Store framework link or use the Product ID. For WinUI 2 libraries, searching by PackageFamilyName Microsoft.UI.Xaml.2.8_8wekyb3d8bbwe is highly effective. Click the checkmark button to generate the list of files. Step 2: Choose the Correct File
: You can manually acquire the .appx file by downloading the Microsoft.UI.Xaml NuGet package. Rename the .nupkg file to .zip , extract it, and navigate to \tools\AppX\x64\Release to find the Microsoft.UI.Xaml.2.8.appx file. As a framework dependency, it is often required
Add-AppxPackage -Path "C:\Dev\Temp\Microsoft.UI.Xaml.2.8.appx"