Your PSP must be running CFW (such as PRO-C or LME) to execute unofficial ISO files from the memory card.
When you find websites offering a "Ben 10: Omniverse PSP ISO," they are usually providing one of the following: Modded Versions : Fans often create mods for older PSP games like Ben 10: Protector of Earth Ben 10: Ultimate Alien: Cosmic Destruction download+ben+10+omniverse+in+psp+in+iso+portable
The game menu hovered in the air, translucent and inscrutable. A new option glowed: Transform. Without thinking, Kai clicked it. Your PSP must be running CFW (such as