Use this as a checklist when creating a new MAUI app to try the MVVM Toolkit guide.
# Install workloads if needed
dotnet workload install maui
# Create app
dotnet new maui -n MauiSandbox
cd MauiSandbox
# Add MVVM Toolkit
dotnet add package CommunityToolkit.Mvvm
Use Visual Studio for Windows or run:
dotnet build