Error: NoPrimaryEmailErr or "Unable to authenticate user" when adding a Gmail account in Outlook for Mac

Last Updated: March 7, 2019

ISSUE

When you try and add your Google account in Outlook for Mac, you may get this error message:

NoPrimaryEmailErr

or

Unable to authenticate user

STATUS: FIXED

This issue is fixed in build 16.23. To get the latest update immediately, follow the steps in Update Office for Mac automatically.

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