: While it can often be left as PSXONPSP660.BIN , some emulators may require you to rename it to a traditional format like SCPH1001.BIN or ps1_bios.bin to be recognized.
: Sony optimized this BIOS to run more efficiently than traditional retail versions. psxonpsp660.bin github
A well-known repository that hosts the BIOS and explains its benefits over "traditional" BIOS versions. : While it can often be left as PSXONPSP660
One of the most sought-after files for this specific purpose is . What is psxonpsp660.bin? psxonpsp660.bin github