Originally released for Xbox One and Windows PC in 2018, the game was updated for Xbox Series X/S in 2020, when it was also made available on Android devices through cloud gaming with Game Pass Ultimate.
The Steam version of the open-world racer, which is developed by UK-based Playground Games and takes place in Great Britain, will support cross-play with all other platforms.
Forza Horizon 4’s Steam release will mark the first time Microsoft’s long-running racing series has been released on Valve’s digital distribution platform.
The game’s Fortune Island and Lego Speed Champions expansions will also be made available, as will DLC including the Best of Bond Car Pack, Barrett-Jackson Car Pack, and the upcoming Hot Wheels Legends Car Pack.
Microsoft announced in 2019 that it would be bringing its first-party titles to Steam in order to give PC players more choice in where they buy games.
It has been claimed that Forza Horizon 5 could be set for release in 2021.
In a trailer premiered in July 2020, the new Forza was confirmed as an Xbox Series X/S console exclusive.
Turn 10’s last title, Forza Motorsport 7, released in 2017, which means the next instalment will arrive much later than any of the series’ previous entries, which have stuck to a strict two-year cycle since 2005.