Setting the "MEM_MAPPED" option to ensure the emulator's memory is visible.
PPSSPP does not come with a full cheat.db by default. You have to add it yourself. Cheat.db Ppsspp
Disable all other cheats. Restart the game. If it still fails, verify the code on a trusted source like CWCheat database archives . Setting the "MEM_MAPPED" option to ensure the emulator's