Updated sample

Author: SriRadheshNagS

ValidateOnLoad/ValidateOnLoad/App.xaml.cs

@@ -5,7 +5,10 @@ public partial class App : Application
 	public App()
 	{
 		InitializeComponent();
-
-		MainPage = new AppShell();
 	}
+
+    protected override Window CreateWindow(IActivationState? activationState)
+    {
+        return new Window(new MainPage());
+    }
 }

ValidateOnLoad/ValidateOnLoad/AppShell.xaml

@@ -1,15 +1,16 @@
 <Project Sdk="Microsoft.NET.Sdk">
 
 	<PropertyGroup>
-		<TargetFrameworks>net7.0-android;net7.0-ios;net7.0-maccatalyst</TargetFrameworks>
-		<TargetFrameworks Condition="$([MSBuild]::IsOSPlatform('windows'))">$(TargetFrameworks);net7.0-windows10.0.19041.0</TargetFrameworks>
+		<TargetFrameworks>net9.0-android;net9.0-ios;net9.0-maccatalyst</TargetFrameworks>
+		<TargetFrameworks Condition="$([MSBuild]::IsOSPlatform('windows'))">$(TargetFrameworks);net9.0-windows10.0.19041.0</TargetFrameworks>
 		<!-- Uncomment to also build the tizen app. You will need to install tizen by following this: https://github.com/Samsung/Tizen.NET -->
 		<!-- <TargetFrameworks>$(TargetFrameworks);net7.0-tizen</TargetFrameworks> -->
 		<OutputType>Exe</OutputType>
 		<RootNamespace>ValidateOnLoad</RootNamespace>
 		<UseMaui>true</UseMaui>
 		<SingleProject>true</SingleProject>
 		<ImplicitUsings>enable</ImplicitUsings>
+		<Nullable>enable</Nullable>
 
 		<!-- Display name -->
 		<ApplicationTitle>ValidateOnLoad</ApplicationTitle>
@@ -49,8 +50,12 @@
 	</ItemGroup>
 
 	<ItemGroup>
-		<PackageReference Include="Microsoft.Extensions.Logging.Debug" Version="7.0.0" />
+		<PackageReference Include="Microsoft.Extensions.Logging.Debug" Version="*" />
 		<PackageReference Include="Syncfusion.Maui.DataForm" Version="*" />
 	</ItemGroup>
 
+	<ItemGroup>
+	  <PackageReference Include="Microsoft.Maui.Controls" Version="$(MauiVersion)" />
+	</ItemGroup>
+
 </Project>