: Place both your game ROMs and the necessary BIOS zip files into the same roms folder of your MAME directory. MAME is designed to look for shared device files (like BIOS) in the same location as the game.
If you press play and face a blank screen or an error popup, use this checklist to diagnose the issue: mame bios roms 0 147
Even with MAME currently at version 0.260+, many retro gamers stick with 0.147 for specific reasons: : Place both your game ROMs and the