Medal of Honor: Allied Assault (MOHAA) on Windows 10 typically requires addressing legacy driver incompatibilities and resolution errors. As of April 2026, the most effective "fixes" involve using the open-source
C:\Program Files (x86)\Origin Games\MOHAA or C:\GOG Games\MOHAA).MOHAA.exe.MOHAA.exe, opengl32.dll, and gamex86.dll.The community-driven fix seemed to have a significant impact on the game's performance on Windows 10. Players reported: medal of honor allied assault windows 10 fix upd
dgVoodooCpl.exe and DLLs into game folder.Start game → Ctrl+Alt+Del → Task Manager → Details → right-click MOHAA.exe → Set affinity → CPU 0 only (uncheck others). (Repeat each launch unless you use a launcher script.) Medal of Honor: Allied Assault (MOHAA) on Windows
These video guides provide step-by-step instructions for implementing the 2026 multiplayer patch and fixing common launch errors: Important MOHAA Multiplayer Server Update! : r/MOHAA 991 views · 2 months ago Reddit · jthreedolladolla Native game may not support modern widescreen properly
Then restart the game.