How to Fix Microsoft Teams Error Code 0xCAA82EE7

Microsoft Teams has tons and tons of different error messages you will probably end up seeing at some stage and this guide will show you how to fix a good portion of them starting with Microsoft Teams Error Code 0xCAA82EE7. Thankfully, while this error message is super annoying it can be solved fairly easily.

How to Fix Microsoft Teams Error 0xCAA82EE7

Clearing the Microsoft Teams cache can often resolve sign-in errors. Follow the steps below to ensure all related cache files are deleted:

On Windows 10:

%appdata%\Microsoft\teams\Cache

%appdata%\Microsoft\teams\application cache\cache

%appdata%\Microsoft\teams\blob_storage

%appdata%\Microsoft\teams\databases

%appdata%\Microsoft\teams\GPUcache

%appdata%\Microsoft\teams\IndexedDB

%appdata%\Microsoft\teams\Local Storage

%appdata%\Microsoft\teams\tmp

On Windows 11:

Reinstall Microsoft Teams

If clearing the cache does not fix the error, reinstalling Microsoft Teams is the next thing you need to do.

Update Windows

This is pretty straightforward but something people don't think to check half the time.

Disable VPN and Proxy Settings

Network configurations such as VPNs or proxy servers can interfere with Microsoft Teams. Disable these settings and check if the issue is resolved:

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