Reviewing what’s new in WinUI 3 and the Windows App SDK
Although WinUI 3 is a major release, the number of new features, as compared to WinUI 2.x, is not extensive. That may be surprising to many people, but simply creating WinUI 3 and the Windows App SDK as a standalone release was quite an undertaking. We’ll look at the most significant features in the following subsections.
Backward compatibility
To make WinUI applications compatible with more versions of Windows (it works with Windows 10, version 1809 and later), the WinUI team had to extract the UWP controls from the Windows SDK and move them to the new Microsoft.UI.*
libraries in the Windows App SDK. The result of this work not only creates compatibility with more versions of Windows but also enables developers to consume WinUI, regardless of whether they are using .NET or Win32 as the underlying platform. C# developers can build .NET apps with WinUI for Desktop projects, and C++ developers can consume WinUI...