The screen fractured into a grid of tiny, twitching polygons. The PlayStation’s disc drive began whirring backward. Then, a single line of text appeared:
DuckStation (Recommended), ePSXe, or RetroArch. For PC (Windows/Mac/Linux): DuckStation or PCSX2. For iOS: RetroArch or Delta. Step 2: Obtain the PS1 BIOS File Ps1 Highly Compressed Games
If a game was compressed too aggressively (lossy compression), it might crash during a missing cutscene. If this happens, look for a "Full Version" or a .chd format instead. The screen fractured into a grid of tiny, twitching polygons
Originally created by Sony for playing PS1 games on the PSP (PlayStation Portable). It compresses multi-disc games (like Final Fantasy VII ) into a single file. How to Play Highly Compressed PS1 Games For PC (Windows/Mac/Linux): DuckStation or PCSX2
If you are building a collection for a device like the PlayStation Classic or a Raspberry Pi, the PBP format is still widely supported.