In this article, we have listed a few troubleshooting steps to help you resolve problem and connect to the server successfully.

How can I fix the Factorio server not responding error?

1. Allow Factorio through Firewall 

Relaunch Factorio and check if the Factorio still can’t connect to server. If you have a third-party antivirus with a firewall, make sure the app is not blocking games either. Play via Steam  If you or your friend is having difficulty joining the Factorio server, ask them to join via Steam. Several users have reported that when playing via Steam, they don’t get the error or server issues. 

2. Check if you have configured port forwarding 

Try connecting to the game server and check if the Factorio can’t establish connection error is resolved.

3. Disable Windows Defender Firewall 

If you have a third-party antivirus with a firewall installed, disable it as well. Disabling the firewall seems to have resolved the Factorio not responding LAN and lag related issues. Make sure to disable the security program temporarily and try connecting to the server to see if the error is fixed.

4. Run the network troubleshooter 

If the error persists, check your WiFi hardware. If you are using external WiFi hardware, check the WiFi receiver for issues. Unplug the card and reboot your computer. SPONSORED After the reboot, plug the card back and make sure it is detected. Connect your WiFi network and check if the Factorio couldn’t establish network communication with server error is resolved.

5. Switch to GTX Gaming server hosting

If you are a game server owner we recommend switching to GTX Gaming server hosting. This game server hosting may be a better option if none of the mentioned solutions didn’t work. Using Factorio server hosting is very simple. Easy to use configuration files and offsite backup systems, your server has instantly set up. In case you get stuck, you have 24-hour support that can help you immediately. Your server may still be installing in the same time you are logged in. This means that your server is updating to the latest Factorio version via a Steam update. You have to refresh your browser after two minutes and your server wil be running and ready for you to configure it out with your own title and admin password. ⇒ Get GTX Gaming The Factorio server not responding error can occur due to several reasons, and we hope that our guide helped you fix this issue. Did we miss a certain solution? Let us know in the comments below.

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