Fix Microsoft Teams Error CAA20002

In this article, we will help you solve Microsoft Teams error CAA20002 on Windows 11/10 computers. Many users have reported this problem when they try to sign in to Microsoft Teams using their account or another user account, they cannot sign in and receive this error code CAA20002. This can happen because of cache files or some other reason. If you are also facing this problem then the solutions listed in this article below may be helpful for you.

Fix Microsoft Teams Error CAA20002

Here are some solutions that might help you fix this error code CAA20002 for your Microsoft Teams account:

  1. Reconnect your Microsoft Teams account using the Settings app
  2. Clear Microsoft Teams Cache
  3. Use the web version of Microsoft Teams
  4. Reinstall Microsoft Teams.

1]Reconnect your Microsoft Teams account using the Settings app

reconnect Microsoft Teams account

This solution has helped some users and it might work for you as well. Reconnecting your user account associated with Microsoft Teams on your Windows 11/10 device can help you get rid of this problem. So, go to the Microsoft Teams connected account using the Settings app, sign out or sign out, then sign in or out again. After that, try signing in with that particular account on Microsoft Teams and see if it works. Here are the steps to reconnect your Microsoft Teams account on a Windows 11/10 computer:

  1. Utilize Win + I keyboard shortcut to open Windows 11/10 Settings app
  2. Click on the Accounts category available in the left section
  3. In the right section, scroll down and click on the Getting to work or school page
  4. Select your Microsoft Teams account for which you are having this issue
  5. Click on the Disconnect button
  6. Now press the Relate button available on the Getting to work or school page and enter your Microsoft Teams account login details to reconnect
  7. Restart your computer.

Now open the Microsoft Teams desktop app and sign in with your account. You should be able to log in now.

2]Clear cache of Microsoft Teams

clear Microsoft Teams cache

If this problem occurs because of Microsoft Teams cache files, it may help to clear all those Teams cache files to get rid of this error code CAA20002. Before doing this, completely close the Microsoft Teams application on your Windows 11/10 computer to ensure that Microsoft Teams is not running in the background. After that, follow these steps to clear Microsoft Teams cache:

  1. Hurry Win + R keyboard shortcut to open Run command box
  2. Type %appdata%MicrosoftTeams in the text field of this box
  3. Hit it Walk in key. This will open the Teams case. There you will see several files and folders
  4. Select all files and folders
  5. Delete them.

Read also : How to fix Microsoft Teams error CAA5009D.

3]Use the web version of Microsoft Teams

It’s not a direct solution to fix this problem, but it’s useful when you want to sign in with that particular account on Microsoft Teams that you’re having this problem with. What you can do is simply access the web version of Microsoft Teams on any of your favorite browsers, enter your Microsoft Teams account login credentials, and begin your work.

4]Reinstall Microsoft Teams

This is the last solution when no other options will work. You need to quit Microsoft Teams, uninstall it using the Settings app or Control Panel on your Windows 11/10 computer, and then restart your computer. After that, go to Microsoft Teams official website, download Microsoft Teams EXE file and install it. Finally, open the Microsoft Teams interface, enter your login details and you should now be able to use it.

I hope this will help you.

How to fix error code CAA20002?

Windows 11/10 users receive this error code CAA20002 when trying to sign in to their Microsoft Teams account. If you want to fix this error, try fixes like deleting Microsoft Teams cache files, reconnecting your Microsoft Teams account, etc. Some of these fixes are covered in this article above with all the necessary steps. You can try these solutions and your problem might be solved.

How to Fix MS Teams Error?

Microsoft Teams users sometimes face different issues or errors. For example, they experience login issues, different login error codes, Microsoft Teams error 80090016, etc. Fortunately, there are ways to troubleshoot Microsoft Teams connection issues and error codes. For example, you can fix MS Teams errors by clearing its cache files, correcting system date and time, reinstalling Microsoft Teams, etc.

Read next: Fix error codes and Microsoft Teams sign-in issues.

Microsoft Teams error CAA20002


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Steven L. Nielsen