Anno 1800 Lan Multiplayer Fixed Guide

If you are attempting to play a LAN match over the internet with remote friends, physical routers cannot establish the bridge directly. Use virtual LAN software to emulate a physical network. Use tools like Radmin VPN or ZeroTier .

Ubisoft’s online services still try to route LAN traffic through their relay servers. The game doesn’t reliably fall back to direct IP / local broadcast.

Anno 1800 doesn't have a native "Offline LAN" button, but you can force it using these steps: Launch Ubisoft Connect in Online Mode: The game requires an initial handshake to verify ownership. Join the Same Virtual Network: anno 1800 lan multiplayer fixed

Until then, the Direct IP + offline launch method works 95% as well as real LAN.

Forget what the game tells you. Do not use "Internet Game." If you are attempting to play a LAN

Anno 1800 LAN Multiplayer Fixed: Ultimate Connectivity Guide

: Disable background applications (like overlays from Discord or other launchers) that may interfere with the game's network traffic. For further official support, you can check the Ubisoft Connectivity Guide for real-time server status and port forwarding details. Are you seeing a specific error code Ubisoft’s online services still try to route LAN

This public link is valid for 7 days and shares a thread, including any personal information you added. This link or copies made by others cannot be deleted. If you share with third parties, their policies apply. Can’t copy the link right now. Try again later.

In practice, up to 16 real players can join a session (as four teams of up to four players each). Regardless of how many people are in the game, the host's PC must be able to communicate with the other players' machines. This communication relies on the indicator. A "Matchmaking: Not Available" error, often accompanied by "NAT: Unknown," means a connectivity block is preventing a stable connection. This is the most common multiplayer issue users encounter.

If you have multiple routers on your network (e.g., an ISP modem/router connected to your own router), you may be creating a "Double NAT" scenario. The best solution is to configure your ISP's modem/router to "bridge mode" or "IP passthrough," effectively making your personal router the only device managing the network. This creates a cleaner path for P2P traffic.

While does not have a dedicated "offline" LAN mode, you can play together on the same local network by using the standard multiplayer interface. However, this often requires specific fixes to overcome common connectivity and desync errors (like LR40 or LR39 ) . Essential Connectivity Fixes