Anno 1800 Lan Multiplayer Fixed -
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If you desync, don't just reload. Have the host load the save in Single Player , let it run for 1–2 minutes, and then save again. Invite your friends to this new save.
A major patch (1.3) released in December 2025 addressed several critical issues that plagued multiplayer sessions:
Have you tested Anno 1800 LAN on a school network or at a large event? Share your experience in the comments. For detailed firewall rules and the latest LAN Launcher builds, check the r/anno subreddit’s pinned “Multiplayer Tech” thread.
Before you and your friends sit down for a local game night, run through this checklist to minimize the chances of connection failures: anno 1800 lan multiplayer fixed
user wants a long article for the keyword "anno 1800 lan multiplayer fixed". I need to provide a comprehensive guide. I'll search for information about LAN multiplayer issues and fixes in Anno 1800. I'll follow the search plan provided in the hints. search results have provided some information. I need to organize the article. I'll open some of the more promising results to gather details.'ve gathered information from various sources. Now I need to write a long article. The article should cover the issue, fixes, and workarounds. I'll structure it with an introduction, sections on understanding the issue, why there's no true LAN mode, how to effectively play multiplayer, community-proven fixes, advanced troubleshooting, and a conclusion. I'll cite the sources appropriately. The Definitive Guide: Is Anno 1800 LAN Multiplayer Fixed?
Disable any virtual adapters (e.g., Hamachi, RADMIN, VirtualBox, or active VPNs) if you are playing on a physical local network.
One player goes to Multiplayer and selects Host Custom Match .
Follow this structured, technical guide to resolve your network errors and stabilize your multiplayer empire. 1. Disable IPv6 Protocols This public link is valid for 7 days
: You must be online to initiate a multiplayer session. Even if your computers are in the same room, if Ubisoft’s servers are down, you cannot play together. Recent Fixes (Late 2025/Early 2026) : While development on new content has shifted to Anno 117: Pax Romana
If you're unable to join friends or keep getting "LR40" desync errors, follow these steps: Verify Game Files: Ensure everyone is on the exact same version via Ubisoft Connect Sync Your Mods: If using mods, every player must have the exact same mod folders and versions installed. The Anno Union
Before troubleshooting deeper game files, ensure the following baseline settings are applied to all players: DirectX 11 Stability
**To fix this, ensure that both Anno 1800 and Ubisoft Connect have been added as exceptions to the Windows Firewall and any active antivirus software. Explicitly add the game executable (Anno1800.exe) to the allowed applications list. Some users have reported that disabling "Microsoft Security Essentials" resolved their connectivity issues. Can’t copy the link right now
Open the Start menu, search for , and open it.
Click the "+" button under your name to invite your friend via Ubisoft Connect, not Steam, as Steam invites can be buggy.
One area where Anno 1800 multiplayer excels is cross-store compatibility. Regardless of whether you purchased the game on Steam, Ubisoft Connect, or the Epic Games Store, you can play together without restriction. All multiplayer services are routed through Ubisoft Connect regardless of your chosen storefront.
: Instead of using in-game or Steam invite systems, add friends directly on the Ubisoft Connect
Quit to the main menu and host a multiplayer lobby using this new save file.
Communication is essential in Anno 1800's complex economy. While the game lacks built-in voice chat, coordinating via external applications like Discord significantly improves the experience.