This is the most important rule in arcade emulation. If you download a "MAME 0.260" ROM set, it works best with the "MAME 0.260" emulator. Using old ROMs with new software can lead to "Missing Files" errors. Step 2: Finding a 200+ Game Collection
True arcade ROMs are code dumps meant for emulators. They should only ever be .zip , .7z , or .chd files. If a download link gives you an .exe , .msi , or .bat file, delete it immediately. download more than 200 mame games arcade upd