Two primary frameworks dominate the PSP modding scene for GTA games. 1. CheatDevice by Edison Carter
If you are playing on actual hardware, you will need a plugin manager like CWCheat or TempAR.
There are a few critical warnings to heed:
Instant access to every weapon in the game, including hidden or rare items.
For CheatDevice, the default activation shortcut is usually pressing L + Up or L + Down on the D-pad simultaneously.
Cheat codes and memory addresses differ between the USA, European, and Japanese versions of the game. Ensure your mod menu text matches your exact ISO region code. The Verdict: A New Lease on Life for an Absolute Classic
To run a mod menu plugin on an actual PSP, your console must be running Custom Firmware (CFW) like PRO-C or LME.