Before we get into the fixes, let’s set the stage. Versions prior to 5.9.300 (like 5.9.250 and 5.8.x) had a few recurring complaints:
Because "MSI App Player" is a branded version of BlueStacks, specific internal white papers are rarely released to the public for minor build updates (like 5.9.x). However, based on the technical history of this software version, I have compiled a technical briefing document that covers the context, the specific issues prevalent in this version, and the resolution methods typically referred to as the "fix." Msi App Player 5.9.300 Fix
%ProgramFiles%\MSI App Player%LocalAppData%\MSI App Player%AppData%\MSI App PlayerSelect Repair to fix corrupted files without losing app data, or Reset if the application remains unresponsive. 4. Displaying In-Game FPS MSI App Player 5
However, based on general knowledge and common issues with app players, here are some potential fixes or features that might be included in the "MSI App Player 5.9.300 Fix": The State of Emulation Before 5
bcdedit /set hypervisorlaunchtype off
Then restart.