Since Microsoft discontinued XNA Game Studio in 2013, the developer community has created open-source alternatives to keep XNA games alive.
Don’t worry—it’s still possible and safe. Here’s the step-by-step: microsoft xna framework redistributable 4.5
When Microsoft abandoned XNA, the open-source community forked the implementation. MonoGame is essentially "XNA 5.0." It allows developers to take old XNA projects, recompile them, and run them on modern Windows, Mac, Linux, iOS, Android, and even consoles. Since Microsoft discontinued XNA Game Studio in 2013,
Released by Microsoft, XNA was a set of tools with a managed runtime environment that allowed developers to write code once and deploy it to both Windows PCs and the Xbox 360. It was revolutionary. It lowered the barrier to entry significantly. Languages like C# and the .NET framework made game development accessible to hobbyists and students. MonoGame is essentially "XNA 5