Anno 1800 Lan Multiplayer Fixed Jun 2026

If you are in the same building but still having trouble, or if you want to play without a reliable internet connection, using a Virtual Private Network (VPN) or LAN emulator is the best approach. Use Hamachi, Radmin VPN, or ZeroTier. Method:

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Do you use any like LogMeIn Hamachi or R civil?

If playing over a virtual LAN (like Hamachi or Radmin), ensure all players are on the same virtual subnet. Option 2: The "LAN via Virtual Network" Guide anno 1800 lan multiplayer fixed

doesn't have a native "LAN" button in the menu, as multiplayer is handled through Ubisoft Connect's online services. However, players frequently encounter connection issues (like error LR40) or desyncs that disrupt the experience.

The following ports should be open on your router:

Visit your motherboard manufacturer's website to ensure your LAN/Wi-Fi drivers are up-to-date. Summary Checklist to Fix Anno 1800 LAN Disable IPv6 on Ethernet/Wi-Fi. Verify Game Files in Ubisoft Connect. Use Radmin VPN or Hamachi if direct connection fails. Ensure both users are running the same game version . If you are in the same building but

Ensure all players joining your local session execute this step simultaneously. 4. Create Windows Defender Firewall Exceptions

When you play over a local network or a virtual LAN provider (like Hamachi or Radmin), the game still checks your game license and coordinates data syncing through Ubisoft's infrastructure. If one player has restricted ports or an unstable NAT type, the entire lobby will experience desync errors or fail to connect entirely. 2. Configure Windows Defender and Firewall Pass-Through

Anno 1800 consumes massive amounts of RAM during multiplayer sessions. Expanding your virtual memory prevents memory-related desyncs. Type Advanced System Settings into your Windows search bar. This link or copies made by others cannot be deleted

| Protocol | Port Number(s) | Purpose | | :--- | :--- | :--- | | | 80, 443 | Core web traffic and secure connections for authentication | | TCP | 14000 - 14043 | Ubisoft Connect game communication | | TCP | 18000 | Primary game data | | UDP | 3074 | Xbox Live/peer-to-peer networking (used by many games) | | UDP | 18000 | Primary game data (listed as UDP by some sources) |

Historically, the Anno series thrived on local play, but fundamentally lacks a native, offline LAN mode. This design choice by Ubisoft forced all players through their online servers, making the experience dependent on the stability of Ubisoft Connect . Players have noted that if internet connectivity fails, the multiplayer option typically becomes unavailable, effectively ending any "local" sessions that aren't routed through the cloud. Common Fixes for Multiplayer Connectivity