Place your downloaded Resident_Evil_4.iso file into a folder you can remember. It is best to create PSP/GAME/ on your internal storage root or SD card.
Because RE4 on PPSSPP uses vector-based scaling:
Place your downloaded Resident_Evil_4.iso file into a folder you can remember. It is best to create PSP/GAME/ on your internal storage root or SD card.
Because RE4 on PPSSPP uses vector-based scaling: Resident Evil 4 Ppsspp Iso