is allowed through the Windows Firewall for both Public and Private networks. Troubleshooting Desyncs & Mods
If you are experiencing connection errors (like the common LR40 desync or NAT issues), these targeted steps are known to resolve most conflicts: Disable IPv6 anno 1800 lan multiplayer fixed
Delete the temporary files inside these folders to clear old session data. is allowed through the Windows Firewall for both
If you are struggling to connect or stay in a session on the same network, apply these common fixes: It starts with the big picture of multiplayer
This caused three specific failures:
This article is a complete guide to playing Anno 1800 over a local network. It starts with the big picture of multiplayer and LAN compatibility before moving to a step-by-step troubleshooting walkthrough. By the end, you will have all the knowledge you need to host and join stable online sessions with friends, especially if you are playing from the same physical location.