Recently his mac has completely stopped opening. For many cases, this behavior causes the Office client code to prompt for sign-in so that the user can supply credentials to open the file because authentication failed. I have a user that has Microsoft 365 for Mac loaded onto his machine. If the user is a pass-through user, the Conditional Access validation code servicing doesn't have a way to satisfy the challenges, and so the request fails. If the guest user ( is explicitly invited and the invitation is redeemed, is provisioned in the resource tenant. Most Conditional Access challenges require that the user is provisioned in the resource tenant ( ). If has Conditional Access requirements, this authentication may fail.

The domain where the content is created is configured to have Conditional Access requirements.įor example, protects content and sends it to To access the protected content, has to authenticate to to obtain the key to decrypt the content.

To add to the dock, drag the app icon from the Launchpad or the Applications folder. When you install Office 2016 for Mac, the app icons arent automatically added to the dock. Your environment is configured for cross-domain authentication. For download and installation issues on a Mac, see What to try if you cant install Office 2016 for Mac.This behavior occurs when the following conditions are true: This symptom is usually that you are prompted to sign in but your credentials don't work. Additionally, you're prompted to sign in, but you still can't access the content when you should be able to access to it.

When you try to open an Information Rights Management (IRM)-protected document, workbook, email message, or other item, you discover that you don't have access to the item even though you correctly signed in to Microsoft Office. For more information about this change, read this blog post. Office 365 ProPlus is being renamed to Microsoft 365 Apps for enterprise.

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