Which are you using for emulation? (Windows, macOS, Linux, or Android?) What specific game or region are you trying to play first?
PS2 BIOS files are region-locked. To play games from different parts of the world, you need the corresponding regional BIOS: United States / North America NTSC-J: Japan and parts of Asia PAL: Europe, Australia, and New Zealand Complete PS2 BIOS Model List all ps2 bios files including the new scph90006 hot
This refers to the updated firmware found in the final, slimline PS2 models. It is considered "hot" because it is highly optimized, stable, and often required for modern, high-speed emulation setups to prevent crashes during intensive scenes. Key BIOS Versions You Should Have Which are you using for emulation