How to Fix the Minecraft Unknown Host Error in 2021

If you’re playing Minecraft and you see the “Unknown Host” error, it means that the game can’t connect to the server. This can be fixed by following the steps in this article.

The Problem Explained

Error: Unknown Host “Minecraft can be a challenging game to play, especially when trying to play with friends online. This problem explained fix 1 is often encountered when the game tries and fails to connect to an online server, displaying an error message such as: Can’t resolve hostname: Unknown host.”

This issue is often caused by a firewall or anti-virus software on your computer or network obstructing the connection. To resolve the issue, you may need to:

Make exceptions for the game in your anti-virus and firewall software
Alter certain network settings
Check for any third-party apps that may be interfering with the connection and temporarily deactivate them until the problem is rectified
Restarting your computer or network

These are merely broad suggestions; if the problem continues, contact customer service for more help.

Fix 1: Input The Correct IP

Solution 1: Input The Correct IP is the title of a tutorial on how to fix the Minecraft Unknown Host Error, which is a typical problem for many people.

The first step in resolving this problem is to enter the right IP address. This may be accomplished by opening cmd Windows or Terminal macOS, running ‘ipconfig’ or ‘ifconfig’ to view your current IP address, and then adjusting it in the server settings as needed. You may also need to open ports for communication between your device and the server. It is also critical to ensure that your router’s firewall is not blocking any gaming server ports and that you are connected from the right port.

You may successfully fix the Unknown Host problem and continue playing Minecraft by following these instructions:

Open cmd Windows or Terminal macOS and run ‘ipconfig’ or ‘ifconfig’ to view your current IP address.
Adjust the IP address in the server settings as needed.
Open ports for communication between your device and the server.
Ensure that your router’s firewall is not blocking any gaming server ports.
Connect from the right port.

Fix 2: Disable Your Firewall Or Allow Minecraft Through It

Fix 2: Disabling or Allowing Minecraft Through Your Firewall is a good way to handle the Unknown Host Error in Minecraft. This problem is often caused by security software on your device, such as firewalls and anti-viruses. When these applications attempt to restrict traffic from Minecraft’s servers, the game’s connection fails and the Unknown Host error message is returned.

To avoid this happening again, either stop your firewall altogether or let Minecraft past it by going into your firewall settings and adding & whitelisting all the required ports that need access in order for your gaming session to run correctly. Remember to save your modifications before trying to play again.

Fix 3: Flush Your DNS

The most frequent cause of the “unknown host” problem in Minecraft is that your device’s DNS is not correctly set. DNS stands for Domain Name System, and it is in charge of converting domain names into IP addresses.

To resolve this problem, enter ipconfig /flushdns in the Command Prompt window, or CMD on Windows, and press Enter. Flushing the cache should assist in resetting all DNS settings and reloading the necessary information needed to connect to the server. It should also address any hostname resolution difficulties that were causing your network troubles.

Furthermore, if you are using a router, ensure that it has been properly setup and that there are no known difficulties with its firmware.

Fix 4: Restart Your Router

The fourth Minecraft Unknown Host Error remedy is to restart your router. Before restarting your router, be sure you switch off or remove any apps or programs that may be causing the issue. This includes game consoles and desktops using the same network. Once they have been switched off, find your router’s power cable, disconnect it from the wall, and then plug it back in after 30 seconds. Then wait 2 minutes before turning on any linked devices to see whether the problem has been resolved.

Restarting a router may assist refresh its connection settings, allowing for a new handshake between networked devices. This step might assist in resetting any faulty setups or errors made while connecting a device to your network, hence fixing this problem in Minecraft as well.

Conclusion

Even for inexperienced players, resolving the Unknown Host problem in Minecraft is simple. First, gamers must double-check their login credentials and ensure that they have updated their game to the most recent version. After then, moving from a public server to a LAN server may assist in resolving the problem. Resetting your computer’s router might also assist in removing the Unknown Host issue. If none of these solutions work, you may need to restart or reinstall Minecraft as a final resort.

However, if you execute these instructions properly, you should be able to play Minecraft without issue again.