You should only download this file if you own a physical copy of Resident Evil 4 for PSP or GameCube.
If you are a retro gamer who already owns a PSP UMD or a legitimate backup, then – compressing Resident Evil 4 into a zip file and playing it on PPSSPP is a fantastic way to experience the game with enhanced visuals, portability, and modern save features. Resident Evil 4 Ppsspp Zip File Download