Fix MW2 and Warzone 2 Can’t Connect Error 11557

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One of the most common connection issues that you may have already encountered in Modern Warfare 2 or on Warzone 2.0 is Dev Error 11557. In this short guide, we’ll show you how to fix this bug!

 

This bug mainly impacts console players and has been active since the last patch. If you encounter this bug, there is a simple way to fix it. Here is step by step what you need to do:

 

- Start the game

 

- Go to Settings then Graphics


Fix, MW2, Warzone 2, Can’t Connect, Error 11557

- Click on the first option and adjust the texture file allocation to medium or large.

  

This should normally fix your problem whether you are on console or PC. However, if you still encounter the problem, you can also do the following:

 

- Go to Settings

 

- Look for Audio settings and look for Channels options

 

- Change game channel settings to 'All Lobby' to 'Group'

 

Despite all these methods, you still cannot fix the issue, we advice you to report the bug on the official Activision website.

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