To ensure compatibility with emulators like DuckStation or RetroArch, your file must match these specific identifiers provided by gingerbeardman/PSX :

Thus, psxonpsp660.bin roughly translates to: "PlayStation 1 on PlayStation Portable, Firmware 6.60, binary image."

If you are diving into the world of retro gaming on a PlayStation Portable, you’ve likely encountered the term . While it sounds like a mouthful of technical jargon, it is actually the "magic key" that allows your PSP to talk to original PlayStation 1 games.