Sometimes the server is "unavailable" because your local files don't match the server's requirements.
: Go to Settings > Online . Uncheck the box for "Ping with a single socket" . Sometimes the server is "unavailable" because your local
Your security software might be blocking the connection between your game and the server. Ensure that assettocorsa.exe , and if you use it, Content Manager are allowed through the Windows Firewall Check that both and if you use it