Download Psxonpsp660.bin ^new^ -

Some PS1 games have glitches or freeze on standard firmware. Using the 6.60 BIOS often fixes these "black screen" issues.

Here is how the chain works:

Thus, you only need psxonpsp660.bin if a specific game or homebrew fails to boot. Download Psxonpsp660.bin

: If the BIOS is recognized but the game won't start, check your ROM format. Most emulators using this BIOS prefer .bin/.cue or .pbp files. Some PS1 games have glitches or freeze on standard firmware

The file is a BIOS (Basic Input/Output System) image extracted from the PSP's internal firmware (specifically version 6.60). Download Psxonpsp660.bin