Most save data comes in a zipped folder named something like ULUS105400000 (USA version) or ULES014690000 (European version). Locate the Save Folder: Connect your PSP to a PC and navigate to On PPSSPP (PC/Android): Navigate to the folder within your emulator's directory, then find the subfolder. Copy and Paste: Move the unzipped folder into the directory. If it asks to overwrite, select Load the Game:
While standard save data locks you into 2011, advanced editors have created "Retro Patch" saves. You can find versions where the save data updates the rosters to 2012, 2013, or even creates a "2000s All-Stars" mod. This keeps the gameplay loop fresh. Pes 2011 Psp Save Data