Forza Horizon (2012) was an Xbox 360 exclusive. While later entries like Forza Horizon 3, 4, and 5 launched on Windows, the first two games were left behind on console.
Any file claiming to be a "PC Version" or "PC Port" of Forza Horizon 1 is unofficial. Forza Horizon 1 Pc Download Mediafire
Because an official PC version does not exist, any "native" PC installer you find on sites like Mediafire is likely a scam or malicious software. To play this classic on your modern rig safely, you must use . The Reality of Forza Horizon 1 on PC Forza Horizon (2012) was an Xbox 360 exclusive