Execute sc.exe stop MuMuVMMDrv followed by sc.exe delete MuMuVMMDrv . Restart your computer and attempt the installation again. How to install Mu on Windows with the Official Installer

The file (and similar beta versions like the one you mentioned) is the official installation package for MuMu Player 12 , a popular Android emulator for Windows developed by NetEase. This version is known for running on Android 12 and providing high-performance gaming with features like up to 240 FPS and low input lag. Key Features of MuMu Player 12

MuMu Player 12 is designed to bridge the gap between mobile and PC gaming with several advanced features:

: Provides built-in key mapping for controllers and supports multiple controller connections.