The region is embedded in the ROM and can be read via sceSifGetRegion .
The BIOS is the system firmware specifically extracted from the PlayStation 2 Slim (V12) ps2 bios scph70012bin top
The SCPH70012 is an NTSC-U BIOS. Set your emulator’s region accordingly to avoid display glitches. The region is embedded in the ROM and
No. The BIOS does not affect rendering resolution, texture filtering, or anti-aliasing. Those are emulator settings. The BIOS only affects startup behavior and hardware compatibility. ps2 bios scph70012bin top