– If you have a hacked PSP running 6.60 PRO-C or 6.60 ME, you can extract psxonpsp660.bin from the internal flash using PSP Filer or NAND Dumper . Copy it to your PC and rename it to psxonpsp660bin.upd if required by your tool.
"Missing BIOS," the error message mocked. "psxonpsp660.bin not found." download psxonpsp660bin upd