How To Get CHD Games WORKING in Newer Versions MAME! | Tutorial
: For MAME to recognize them, CHD files must be placed in a subfolder within your ROMs directory. This subfolder must have the exact same name as the game's ROM zip file. mame roms chd
: These include the parent ROM and all its clones/regional variants in one zip file. CHDs are still typically stored separately due to their massive size. How To Get CHD Games WORKING in Newer Versions MAME