If you want to play RE4 on the go, skip the fake PSP ISOs and try these:
Usually, by this point, the PSP would be screaming, the fan (which didn't exist) would be overheating, and the game would turn into a slideshow. resident evil 4 psp highly compressed better
Search results for "highly compressed" PSP ISOs often lead to one of the following: Fan-Made Mods If you want to play RE4 on the