Changes done in App.xaml

Author: SowntharyaJ

ChatApplication/ChatApplication/App.xaml.cs

@@ -9,7 +9,7 @@ public App()
 
         protected override Window CreateWindow(IActivationState? activationState)
         {
-            return new Window(new AppShell());
+            return new Window(new MainPage());
         }
     }
 }