Setting this up is straightforward but requires a few specific steps to ensure RetroArch recognizes it correctly. gingerbeardman/PSX - GitHub
: It is functionally region-free, meaning a single BIOS file can often handle NTSC-U, NTSC-J, and PAL games without the need for multiple files in your system folder.
: Some users report faster boot times and save/load speeds compared to standard retail hardware BIOS files. Fixes Black Screen Issues