Most mods require File Master 09 or Creation Centre 09 (both legacy tools). Run these tools in Windows 7 Compatibility Mode (Right-click → Properties → Compatibility → Run this program for Windows 7).
Once you set the resolution in-game, exit the game. Go back to the Properties of the .exe file and **uncheck fifa 09 windows 10
Launch the game. It should now open (though it will look pixelated). Once you are in the main menu, go to . From here, change the resolution to your monitor’s native resolution (e.g., 1920x1080). Most mods require File Master 09 or Creation