: Updates were made to core controls including TabView , NavigationView , InfoBadge , and ProgressRing .
| Feature | Microsoft.UI.Xaml 2.8 (WinUI 2) | Microsoft.UI.Xaml 3 (WinUI 3) | | :--- | :--- | :--- | | | UWP (and Desktop via Islands) | Windows App SDK (Win32, WinUI 3 App) | | OS Support | Windows 10 (1809+) and Win 11 | Windows 10 (1809+) and Win 11 | | Windowing | Uses CoreWindow | Owns the Window (AppWindow) | | Installation | NuGet package only | NuGet + Windows App SDK |
After installation, you must reference the namespace in your XAML pages to use the controls.