If you’ve tried everything above and still get “Unable to join convoy” or “Matchmaking failed,” consider these:
Windows 11 changed how Xbox services work. If you updated from Windows 10 and lost FH3 online: Forza Horizon 3 Online Fix
While official legacy support for the game remains highly limited, the underlying servers are online following a targeted reboot by developers. This allows cross-play connections to work when initiated by a console system. If you’ve tried everything above and still get
Sometimes older cracks or malware redirect Xbox domains. Forza Horizon 3 Online Fix