Finding the exact 0.139 set is critical because MAME is "finicky"—if the ROM version does not match the emulator version, the game will likely fail to boot. MAME for Android 0.139 - All Working Games - Databases
If you simply want to update your MAME executable: mame 0139 romset download upd
Checks what you have and identifies missing files. Finding the exact 0
Can import 0.139 sets but requires specific configuration to avoid "Full Set" import errors. Important Considerations Important Considerations The , also known as the
The , also known as the MAME 2010 Reference Set , is a specific collection of arcade game data files designed for compatibility with version 0.139 of the Multiple Arcade Machine Emulator (MAME). It is widely popular today because it is the baseline version for MAME 2010 cores used in mobile emulation (Android/iOS) and single-board computers like the Raspberry Pi . Key Specifications Total Games : Supports approximately 7,396 games . Reference Name : MAME 2010 Reference Set.
: It allows users who already have a previous version to reach the 0.139 standard without downloading the entire 20GB+ library again.