Logging into Teams for the first time

[Jimmybarber]

I'm trying to join Teams but during the process it says that my mobile is connected to another account, even though I've not got any other account 

[#2 · Accepted solution]

Hello, see if this helps.
https://support.microsoft.com/en-us/office/troubleshoot-phone-number-already-taken-in-teams-11d069b4...

You can enter your phone number here to get an indication of which accounts are associated with your number.
https://account.live.com/username/recover

[#3]

Thank you!