Sony patched the standard FreeMcBoot exploit in later slim models. Most SCPH-90001 consoles with a BIOS date code after mid-2008 block FMCB from loading from the memory card upon boot.
Note: We don’t condone piracy, but dumping your own console’s BIOS is legal in many jurisdictions. scph90001 bios v18 usa 230
For gamers looking to emulate the PS2 on PC or modern devices using tools like , the BIOS file is a legal necessity. While PCSX2 has a "skip BIOS" option, using an authentic BIOS file provides higher accuracy and better compatibility. Sony patched the standard FreeMcBoot exploit in later