Many emulation guides will tell you any BIOS works, but the 113 version offers:
The BIOS (Basic Input/Output System) is the "soul" of the PlayStation. It is the software that tells the hardware how to boot up. Without a BIOS file, the cannot initialize. Recommended BIOS Files:
This guide should help you set up and start using ePSXe for playing PS1/PSX games on your computer. Enjoy exploring the world of classic PlayStation gaming!
: If the emulator says “BIOS not found,” check filename case and MD5 hash. Some emulators accept other dumps (like scph1001.bin for older versions), but scph550X is standard.
The specific version (also known as pSXfin) represents a milestone in emulation history. Unlike other early emulators that required complex plugin configurations for video and sound, pSX v1.13 was designed to be self-contained .
pSX doesn't come with pre-made memory card files; you have to "create" them by naming them in the settings.