: If the game remains unstable, forward the following ports on your router: TCP: 80, 443 and UDP: 18000 .
If you want all humans vs. AI in a story campaign style: anno 1800 lan multiplayer link
If you need a specific troubleshooting step (e.g., how to capture UDP packets with Wireshark to prove LAN is working, or how to set up a dedicated LAN server using the unofficial server emulator), let me know. : If the game remains unstable, forward the
To test: On host, run netstat -an | findstr "18000" . On client, try Test-NetConnection <host IP> -Port 18000 in PowerShell. To test: On host, run netstat -an | findstr "18000"
does not support native offline LAN multiplayer or system link. To play with others—even those in the same physical location—all participants must have an active internet connection and be logged into Ubisoft Connect Multiplayer Connection Requirements