Simply move your full set of zipped ROMs into this roms folder. Step 3: Handling CHDs (Compressed Hunks of Data)

Do not unzip merged/split sets. Keep the .zip files as-is.

Always respect copyright laws in your region. Consider supporting legal arcade game re-releases (e.g., via Steam, GOG, or Arcade1Up) when available.

Use a "Front-end" like , CoinOps , or RetroArch . These programs sit on top of MAME and provide beautiful box art, descriptions, and better filtering options. Troubleshooting Common Issues