How to Fix “Mobile Phone Number Required” Error in Modern Warfare 2


If you are having trouble with the "Mobile Phone Number Required" error in Modern Warfare 2, you’re not alone. This issue has been affecting many players for some time now, and it can be frustrating to not be able to play the game you love. However, there are ways to fix this problem, and we will guide you through them step by step in this article.

Step 1: Check Your Account Settings

The first thing you should do is check your account settings. Go to the Activision Support site and sign into your Modern Warfare 2 account. Once you are logged in, go to the "Account Information" tab and make sure that your mobile phone number is correct. If it’s not, update it and save your changes.

Step 2: Restart Your Game

If updating your mobile phone number doesn’t work, try restarting your game. Sometimes, the issue can be resolved simply by closing and reopening the game. However, make sure that you are connected to a stable internet connection before doing this.

Step 3: Contact Activision Support

If neither of the above steps works, it may be time to contact Activision Support. They can help you troubleshoot the issue and find a solution that works for you. You can contact them via email or live chat on their support site.


The "Mobile Phone Number Required" error in Modern Warfare 2 can be frustrating, but it’s important to remember that there are ways to fix it. By following the steps outlined above, you should be able to resolve the issue and get back to playing the game you love. If you continue to have issues, don’t hesitate to contact Activision Support for further assistance.