Iso File For Ppsspp — Tekken 3

Standard PS1 .iso or .bin files will not work directly in PPSSPP without conversion. You generally have two options:

To run Tekken 3 on PPSSPP, you are not running a native PSP ISO. Instead, you are using: Tekken 3 Iso File For Ppsspp

Therefore, you cannot directly use a "Tekken 3 ISO" in PPSSPP and expect it to work. Standard PS1