The installation method depends on how you are playing the game.
Since the PSP version lacks a deep editor, this is the only "official" way to get high-quality community patches onto the handheld. Downloading Community Option Files pes 5 psp save data
For on PSP, the save data (often called an Option File ) is used to unlock everything and correct unlicensed names/logos. Installation Instructions The installation method depends on how you are