: Use the PPSSPP Emulator to play the games actually built for the system: Grand Theft Auto: Liberty City Stories Grand Theft Auto: Vice City Stories Grand Theft Auto: Chinatown Wars

The PSP’s hardware limitations simply cannot handle GTA V. The original PSP had:

Always be cautious of "highly compressed" files under 500MB that claim to be modern AAA titles. To protect your device, only download ROMs or ISOs from reputable community forums and never provide personal information or complete "surveys" to unlock a download link. YouTube·BADSHAH GAMER

: Small, unofficial projects made in game engines like Unity that are ported to run on homebrew-enabled systems.

GTA V doesn’t exist on PPSSPP. CSO files work fine for real PSP games, but any claim of GTA V on PPSSPP is false.