how do I get teams working

[Tgoebel]

as have a meeting this afternoon but keep getting error my phone number has been used on a company I no longer work for 

[#2]

Hi, to solve the immediate you don't have to use an account https://support.microsoft.com/en-us/office/join-a-meeting-without-a-teams-account-c6efc38f-4e03-4e79...

As for the taken part
https://support.microsoft.com/en-us/office/troubleshoot-phone-number-already-taken-in-teams-11d069b4...