PSP/Install 6.20 OFW


 * 1) Download OFW 6.20 (use this version for PSP Go), and extract the file.
 * 2) Copy EBOOT.PBP to PSP/GAME/UPDATE/
 * 3) From the XMB (main psp menu) run the update from Game –> Memory Stick.
 * 4) You have successfully installed OFW 6.20.