According to the game's PS5 FAQ page, Forza Horizon 5 will ask players to link their Microsoft accounts when it boots up for the first time on the console. Players already need a PSN account when logging into their console, so a Microsoft account is just another step in the process.

Forza Horizon 5 players on the PS5 will still need a Microsoft account, despite there being no cross platform saves enabled.

Forza Horizon 5 on PlayStation 5 requires a Microsoft account, the company has confirmed. Confirmation comes from a FAQ posted to the Forza support website: “Yes, in addition to a PSN account you’ll need to link to a Microsoft account in order to play Forza Horizon 5 on PS5. This process begins the first time you start up the game on your console.”

According to the official FAQ, Forza Horizon 5 on PS5 will require a mandatory Microsoft account to be able to play the game on Sony’s console. This is a solution already used in other

Forza Horizon 5' developer Playground Games has confirmed PlayStation users will require a Microsoft account as well as a PlayStation Network account in order to access the title.