You have a Microsoft 365 tenant that has Modem authentication enabled for all services Multi-factor authentication (MFA) is enforced for all users.
You are deploying Microsoft Teams Rooms.
The first time you attempt to sign in to a Teams Rooms, you receive an error message indicating that the device cannot sign in to Teams.
You verify that Modern authentication is enabled in Teams Rooms.
What prevents you from signing in?
dejvst
Highly Voted 11 months, 2 weeks ago