A step-by-step guide to setting up a .NET MAUI development environment on macOS in 2023. Covers installing the .NET 7 SDK, XCode 14.2, Xamarin.iOS and Xamarin.macOS SDKs, MAUI workloads via the dotnet CLI, Microsoft OpenJDK 11 for Android, Android SDKs via JetBrains Rider or Android Studio, and configuring iOS simulators and Android emulators. Also explains the importance of a global.json file for SDK version band management.