Mame 0.78 Rom Set -

: When launching a game for the first time, ensure your emulator is set to use the lr-mame2003 4. Key Troubleshooting SOLVED -ROM version numbers to match emulators? - RetroPie

Many advanced users maintain two libraries. They keep a MAME 0.78 set for their Raspberry Pi 4 or cheap handheld (like the Anbernic RG35XX) and a MAME 0.270 set for their desktop PC. mame 0.78 rom set