Once you have downloaded the appropriate .appx or .appxbundle file, use one of the two methods below to install it. Approach A: The Double-Click Method (GUI) Navigate to your downloads folder.

You already have Microsoft.UI.Xaml.2.8 (or newer, like 2.9) installed.

Download the Microsoft.UI.Xaml.2.8_8.2310.30001.0_x64__8wekyb3d8bbwe.Appx file. 🛠️ How to Install Microsoft.UI.Xaml.2.8.appx

Check the "Assets" section of the release for the standalone APPX or MSIX files. 3. Use WinGet (Command Line) How Install Specific Version Of Microsoft.UI.Xaml