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An error occurred authorizing Mailbird Next to access a Microsoft email account.

  1. Mailbird Next for Mac & Windows
  2. Troubleshooting
  3. Authentication Problems
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Mailbird Support
  • April 18, 2026 09:54
  • Updated

In this article, we will walk you through the process of resolving a problem which Microsoft customers occasionally encounter while trying to add an email account to Mailbird Next.

The cause of this problem is not rooted in Mailbird Next, but in Microsoft’s own architecture, since a setting which is available to its customers is now disabled by default, and this can cause a great inconvenience to its users.

Therefore, if your Microsoft email account returns an error when you try to connect it to Mailbird Next, then you must please ensure that you have enabled IMAP protocol for your Microsoft email account.

Below you will find the steps to resolve this in just a few clicks:

  • First, you must log into your Microsoft account by heading to its login page: https://outlook.com/
  • Here, click on the View tab and then on View settings, as shown below:

00.jpg

  • Now, navigate to Forwarding and IMAP (as shown below) and, if required, sign in again in order to verify your account:

  • Now that you are logged in, please enable IMAP as shown below) in order to allow you to connect your Microsoft email account(s) to Mailbird Next:

02.jpg

  • Lastly, please make sure that you click on the Save button to apply these new settings.

That's it! Your account is now ready to be added to Mailbird Next. Once you have saved all the changes you have just made, please try to connect your Microsoft email account to Mailbird Next, and everything should work fine this time.

Hopefully this article has provided you with the information that you required, but if you need any further guidance or assistance don't hesitate to contact a member of our Customer Happiness Team by clicking here.

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