In page.cs
ApplicationView.PreferredLaunchViewSize = new Size(1368, 912); ApplicationView.PreferredLaunchWindowingMode = ApplicationViewWindowingMode.PreferredLaunchViewSize;
In page.cs
var view = ApplicationView.GetForCurrentView(); view.TryEnterFullScreenMode();
OnLaunched in App.xaml.cs
ApplicationViewTitleBar formattableTitleBar = ApplicationView.GetForCurrentView().TitleBar; formattableTitleBar.ButtonBackgroundColor = Colors.Transparent; CoreApplicationViewTitleBar coreTitleBar = CoreApplication.GetCurrentView().TitleBar; coreTitleBar.ExtendViewIntoTitleBar = true;