: Switching to Google Public DNS (8.8.8.8 and 8.8.4.4) can resolve "unable to join session" errors for some users. Offline Alternatives
If you are having trouble connecting to online sessions, the community recommends these steps: Forza Horizon 4 Online
: If you already own the game, you can still access all multiplayer and online functions including free roam, racing with friends, and the Auction House. : Switching to Google Public DNS (8
: From the game's start screen, sign out of your profile and then sign back in to refresh the connection to live configuration servers. racing with friends