Originally Posted by For ISO games without the update in it
Step2: Go to your vsh menu and put your usb device as UMD disc
Step3: Go to usb mode and copy UMD9660.iso to your desktop(all discs iso file are called UMD9660.iso) and launch UMDGen 4.00
step4:Now that you are on UMDGen look for the game you are about to decyrypt,UMD9660.iso or whatever you named the iso
step5:look for PSP_GAME/SYSDIR and DELETE the update folder.
Step6:save as ISO
these are pretty easy to find because their easy to make.