COD modern warfare server disconnected Call of Duty

Fixed: COD Modern Warfare Server Disconnected

Lately, so many COD modern warfare players have complained of being disconnected unexpectedly from the server. The error reads “COD Modern Warfare sever disconnected,” but in some cases, others get the “connection failed” message. 

Irrespective of whichever you get, the experience can be frustrating. Read on to learn how to fix the issue.

Why Does Modern Warfare Keep Saying "Server Disconnected": 4 Causes

#1: Issues With the Server

COD is one of the most played games in the world, with millions of players all around the globe. For this reason, there are usually lots of players on the server trying to access the game simultaneously. 

COD modern warfare server disconnected

This may cause the server to crash, which results in the “server disconnected” error message. In most cases, this happens when there is a new update to the game, or they add a new feature. 

In other cases, Activision might intentionally streamline the number of users available to access the server. However, during scheduled maintenance, you have to wait until they solve the problem. 

#2: Issues With Your Local Network

Suppose you have verified that there is no problem with the server using several available means and you continue to get the server disconnected error message on COD. 

In that case, the problem is likely with your ISP’s connection. Here, you may need to switch to a wired connection instead of your router or Wi-Fi. 

#3: Slow and Inconsistent Internet

Another reason you may get the Modern Warfare server disconnected error message is if you have a slow or intermittent internet connection. This will cause your PC or console to lose connection with the game servers, and this gets the server disconnected error. 

checking internet speed

To solve this problem, you can run a speed test. The ideal speed is 25 Mbps. In addition, if you notice that your connection is experiencing lag regularly, which can cause high pings, lags, or network problems, check to see if your other connected devices are having the same issue.

#4: Software Interference

You may experience connectivity issues when playing Modern Warfare games because of software interference or Firewall security such as Windows Defender. In other cases, it could be because you uninstalled or installed a program on your PC. Reinstall or uninstall any of this software to see if it is the one causing the server disconnected error on your Modern Warfare game. 

How to Fix the Call of Duty Modern Warfare Server Disconnection Error

Fix #1: Restart the Game First

If you continue to run into this Call of Duty server error, one of the best initial ways to solve this problem is to restart your game. Close the game for some seconds, then restart on your PC or console. This should fix the bugs and auto reset all settings to default. 

Fix #2: Optimize Your Internet Connection

There are several ways to reduce the chances that your local internet network connection will cause the server disconnected error on a Call of Duty. 

wifi router and cable

First, we advise ‌you to connect to the server using a wired setup instead of a modem or Wi-Fi. Also, if you are playing the Call of Duty game on a PC, close all programs that may use the internet. 

This includes apps that run in the background. They may update some features, thus slowing down your internet speed. Ensure that your modern warfare game is the only one running on the computer. For PS4 and Xbox users, you may try to disconnect all other devices from your router. 

Fix #3: Install Important Software Updates

Outdated drivers or software causes connection issues to the Call of Duty Modern Warfare servers. 

Therefore, keep all major software involving the Call of Duty environment updated. This includes network drivers, in-game features, etc.

Fix #4: Check Your Firewall and Anti-Virus Settings

Antiviruses are helpful, but based from our expert resident gamers’ experience, it can affect your gameplay and in this case, the connection to the Call of Duty Modern Warfare servers, if enabled. 

Windows Defender Firewall

Therefore, when playing the games such as Call of Duty Warzone, Modern Warfare, Cold War, Black Ops, etc., ensure that your Windows Defender Firewall is disabled [1]

Also, check that your antivirus settings is disabled. This will help you guide against the antivirus or Windows Defender firewall from interfering with your game, thus causing a server disconnected error. To disable Windows Defender Firewall, open advanced settings. On outbound rules, find COD modern warfare. After this, select properties, and the menu, choose to allow the connection.    

Fix #5: Change Your Region

Another way to solve the Call of duty Modern Warfare server disconnect error message is to change your region. Follow the steps below to change your region:

how to change COD MW region
  1. Open the Blizzard Launcher.
  2. Go to Blizzard Battle Nat Menu.
  3. Select Call of Duty Modern Warfare.
  4. Click the Globe icon to change your region.
  5. You can switch between different regions to see the best one that works for you.
  6. Close the Blizzard menu to see if the issue has been resolved. 

Besides this, you may also look into downloading and using a VPN. It might be useful in changing your region and helping with the disconnected error. 


The COD modern warfare server disconnected errors can occur for several reasons. There may be an influx of game players on the server, causing Activision to streamline the number of gamers accessing the server, scheduled maintenance, PC/Console-related issues, etc. 

Regardless of the cause of the server disconnected error message, one thing is for sure: with the fixes highlighted in this troubleshooting guide, you will fix this error seamlessly.

Mathew has nursed a love of video games since childhood. Now, as an adult, he enjoys playing challenging games as much as he enjoys relating with other gamers. Matthew created Hypernia to give gamers like himself accurate and reliable information about games, servers, communication protocols, and much more.

Leave a Reply

Your email address will not be published. Required fields are marked *