Sounds correct, that should work for sure... supported are .smc|.fig|.sfc|.swc|.zip|.7z, the longest filename I have is "usb1:/snes9xgx/roms/BS Zelda no Densetsu - Kodai no Sekiban - Dai-1-wa (Japan) (BS) [En+Fix by BSZHP v20090614] (~BS The Legend of Zelda - Ancient Stone Tablets - Week 1).zip", I dont think you have longer files