Move the scph-70012-bios-v12-usa-200.bin file into that folder.
Create a folder on your computer named "BIOS" (typically kept inside your PCSX2 documents folder) and move the scph-70012-bios-v12-usa-200.bin file into it. In PCSX2, click . scph-70012-bios-v12-usa-200.bin
Would you like a step‑by‑step with screenshots for uLaunchELF and BIOS Dumper instead? Move the scph-70012-bios-v12-usa-200