Call of Duty Modern Warfare: How to Fix for Error BLZBNTBGS80000021 - Ultimate Guide

We have been working to bring up this article where we will tell you how to fix error BLZBNTBGS80000021 of Call of Duty Modern Warfare.

What is Call of Duty Modern Warfare BLZBNTBGS80000021 error?

This is an error in the EU servers, whose players have reported that they have been unable to access the game and this error code has jumped on the screen.

How to fix error BLZBNTBGS80000021 of Call of Duty Modern Warfare?

The first thing we would recommend you to do in any other situation is that you use the VPN service, a mobile access point, a direct cable connection, another account and we would even recommend reinstalling the game in case this does not work. But none of these options really works for this error code.
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On this bug, one of the support agents mentioned that there seems to be a problem with connectivity to mostly European servers, on all technical bugs.

Taking this into account, the best and most immediate thing you can do is to use another server to access the game and continue playing.

For now that's all we can tell you about how to fix the BLZBNTBGS80000021 Call of Duty Modern Warfare error, we hope our article has been helpful in solving this error in case you find yourself dealing with it.