Office 365 (Mac Mail) - Setting up Mac Mail Error
When configuring Mac Mail to work with your Office 365 account, an error may be received and set up may not complete.
Basic Description: Mac Mail configuration is unable to complete and individuals are unable to access Office 365 email from the Mac Mail client.
Unresolved; please see work around below.
In order to complete setup, enter an incorrect password and then manually configure the server settings. See the Mac Mail Setup Workaround How-To for more information.