Over the years, developers created desktop applications with WPF. The UWP controls in Windows 10 bring beautiful and intriguing Fluent Design, but it was only available in UWP applications. What if you want to use this design without fully migrating to a new UWP app? You can do this with XAML Islands! In this session, you will learn how to use Windows Runtime APIs with WPF. You will also learn how XAML Islands functions, and you will learn how to use the Win UI library to bring Fluent UWP controls into your existing WPF app.