How To Fix COD: MW3 (Modern Warfare 3) Error Code 25516?

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If you are currently having the error code on the MW3 (Modern Warfare 3) then here in this blog post we will share the details for this error.

MW3 error code 25516 is quite a new error and as of now there is no official information available on this error but our research suggests that this is a matchmaking error that comes when users try to matchmake.

Also, it looks like this is a server-side issue and there is nothing much we can do on our end. All we can do is make sure that our device and network work fine and that there are no pending updates for the game, and if the error still comes then clearly this error is coming from the game itself.


How To Resolve MW3 (Modern Warfare III) Error Code 25516?


We have done our research but there is not much information available on this error, all we know is that this error comes when users try to matchmake. So as of now to fix the issue we can only suggest you try common workarounds.

  • On Reddit, a few users have shared that restarting the game and their device helped them to fix this issue so we will also recommend the same. First, simply restart the game and check if this resolves the issue or not. If the error still comes then restart your device along with the internet, now check if the error still comes or not.
  • Next, make sure that there are no pending updates for the game, if there are any updates pending to be installed then consider installing them, and then check for the error again.
  • At last, if nothing given above helps with the error then you can try reaching to the Activision support team at the atviassist Twitter handle.

FAQs | Frequently Asked Questions


When Does The MW3 Error Code 25516 Occur?

MW3 error code 25516 comes when users try to matchmake.

What Happens Because Of The MW3 Error Code 25516?

MW3 error code 25516 prevents the users from matchmaking.

What Are The Troubleshooting Steps To Fix MW3 Error Code 25516?

MW3 error code 25516 probably is a server-side issue and we have to wait till developers resolve this issue from their end. Meanwhile users can try restarting the game and device, checking updates for the game, and checking the game server status.


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Rahul Choudhary is a technology and troubleshooting expert. He gives his expert opinion on different technology trends and provides troubleshooting guides for different apps, websites, & consumer hardware products. He graduated in BA English Honours from the University Of Delhi, and later he learned HTML and WordPress. He also did a certificate course in Hardware and Network Troubleshooting , and a certificate course in Computer Architecture.