First actions

If the Teams room system does not log in, check the following:

• Make sure the user credentials are correct:
  • Open a web browser in incognito mode
  • Enter office.com in the address row
  • Sign in, using the credentials for the system.
  • If this suceeds, the credentials are OK. Any error message or required user action may prevent the system from loggin in. Check wit IT department.

• Make sure nothing is blocking the device from logging in:
  • Log on the MTR as administrator and go to desktop.
  • Start the Edge browser
  • Enter office.com in the address row
  • Sign in, using the credentials for the system.
  • If this suceeds, the credentials are OK. Any error message or required user action may prevent the system from loggin in. Check wit IT department.

• On the Teams device settings. Select tab Account.
  • Check the mode. It should be Teams Only, unless other instructed.
  • Make sure Use modern authentication is switched on

Advanced actions

A great place to start investigating login problems is this link:

https://learn.microsoft.com/en-us/microsoftteams/troubleshoot/teams-rooms-and-devices/teams-rooms-resource-account-sign-in-issues#check-whether-multi-factor-authentication-mfa-is-enabled

It explains how to find the login problems in the windows event log, among other things.

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To clear the logs: For Yealink, they are located in C:\Users\Public\Yealink_TeamsApps\logicservice\log