: Forza Horizon 1 was an Xbox 360 exclusive. It was never officially released for PC. Downloading it from third-party sites involves "abandonware" or pirated files.
The safest way to play is purchasing a second-hand physical disc for the forza horizon 1 download apunkagames
Microsoft made Forza Horizon 1 backward compatible with Xbox One, Xbox Series S, and Xbox Series X. If you own any modern Xbox console, you can purchase the game digitally from the Xbox Store (roughly $19.99 USD) and play it with enhanced resolution and framerate on Series X. : Forza Horizon 1 was an Xbox 360 exclusive