: You are likely missing the BIOS file for that specific console. Double-check that your system folder contains the correct files and that they are lowercase (e.g., scph5501.bin for PlayStation). Controller buttons are mapped incorrectly
That said, community‑shared packs are widely discussed for educational and archival purposes, and they are typically built from or ReDump verified sets, which are the gold standard for clean, unaltered ROMs. pack de juegos para retroarch pc work
Game packs usually arrive in .zip , .rar , or .7z formats. Use a free tool like or WinRAR to extract the folder. : You are likely missing the BIOS file