After copying everything, you must audit your ROMs.
The 0.239 set is commonly available in three formats, which change how you organize your files: mame 0239 roms install
: Obtain the MAME 0.239 binary from the official site or a trusted archive. Extract the self-extracting file to a dedicated folder like C:\MAME . After copying everything, you must audit your ROMs
Place your into the roms/ folder. Example: MAME/roms/pacman.zip , sf2.zip , etc. After copying everything
Take the MAME 0.239 ROM set you downloaded. You will see hundreds (or thousands) of .zip files (e.g., sf2.zip for Street Fighter II, pacman.zip for Pac-Man). MAME reads the zip files natively. Copy all of these zip files into your C:\MAME\roms folder.