Files claiming to be a "Forza Horizon 3 PPSSPP zip" are generally considered . There is no official or functional PSP version of this game. Why It Won't Work

The primary issue here is compatibility. Forza Horizon 3 is not a PSP game; it's designed for Xbox and PC (Windows 10). Therefore, it cannot be directly played on PPSSPP, which only supports PSP games.

No. It’s either clickbait, video editing, or they’re streaming the actual PC/Xbox game to their phone and pretending it’s emulation.