If a game is slightly over your limit, you can use these methods to reduce its size: CSO Compression : Convert standard (Compressed ISO) format. This can shrink file sizes by 100MB to 600MB depending on the game. Extract Compressed Files : Many games are distributed in formats. You must extract these using tools like before the emulator can read them.
: Websites like Reddit's r/PSP maintain active threads where users share tested, small-file-size recommendations. Performance Tip 50 mb highly compressed ppsspp games exclusive