: Go to your MGS_TPP folder. If you see a file named winmm.dll , try renaming it to dinput.dll . This has resolved launch issues for many users after upgrading to Windows 11. 4. Handheld Optimization (ROG Ally / Legion Go)
Check this box in the Compatibility tab to prevent modern Windows overlays from interfering. 2. The "winmm.dll" and Library Fix : Go to your MGS_TPP folder
Run this as admin on any Windows 11 machine before launching the game. : Go to your MGS_TPP folder
: Download and install the latest supported Visual C++ redistributable packages from the Microsoft Support site . : Go to your MGS_TPP folder