CAA50021 Error Code: 5 Ways to Fix it in Teams or Outlook

Re-register your Azure credentials to get rid of the error

3 min. read

Updated onOctober 10, 2024

updated onOctober 10, 2024

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Many have encountered CAA50021 error while trying to use various Microsoft services, so today we’re going to take a closer look at this error and show you how to fix it.

How do I fix Microsoft error code CAA50021?

1. Link your device to a work/school account again

A few users also suggested deleting your device from the Azure Admin Center, so try that as well.

2. Re-register your device with Azure

3. Change CA policy settings

4. Change Azure settings

5. Reinstall Office

This is a drastic solution, but it can help with caa50021 error in Outlook.

You may also come across an issue whereMicrosoft Teams status is stuck on updatingso be sure to check out our helpful guide on how to proceed.

If you’d like to try outother collaboration software, especially for small-sized businesses, we have a couple that we can recommend.

Keep in mind that caa50021 can appear in Intune, OneDrive, Teams, and other Microsoft services, but these solutions should help regardless of the service that is giving you the error.

Let us know if you have been able to solve this error in the comment section below.

CAA50021 Error Code: 5 Ways to Fix it in Teams or Outlook#

How do I fix Microsoft error code CAA50021?#

1. Link your device to a work/school account again#

2. Re-register your device with Azure#

3. Change CA policy settings#

4. Change Azure settings#

5. Reinstall Office#