Good question! AO Oni ’s game logic — enemy movement, puzzle timers, animation speed — is tied directly to the framerate. Jumping straight to 60 FPS would make the game run at double speed (unplayable). 30 FPS is a clean doubling of 15 FPS (some versions run at 15 internally) and keeps everything feeling natural while adding smoothness.
Ao Oni is a game of inches. The chases are scripted to be barely escapable, and even a slight drop in frame rate can make it impossible to dodge the Oni in tight corridors like the 2F Music Room or the Basement. Modern Issues: The "Black Room" Bug ao oni 30 fix
Check the box that says and select Windows XP (Service Pack 3) or Windows 7 from the dropdown menu. Good question