You will need to find a physical disc copy (for Xbox) or a digital key from a third-party retailer.
You can still download and play it normally, including multiplayer features. fh4-rar
FH4 is highly optimized for PC, making it a great choice for players with older or mid-range hardware. RAM: 8GB Minimum / 16GB Recommended. GPU: NVidia GTX 650 Ti (Min) / GTX 970 (Rec). Storage: Roughly 80GB–90GB of space. You will need to find a physical disc