Microsoft Teams (New) Changing the organization not possible

1)Close Teams Application doing right click on the icon then pres on "Quit"

2)Disconnect your user account user from Microsoft Office applications and close all Office applications (excel, word, oulook)

3)Go to Windows Settings -> Accounts -> Access Work or School and disconnect your user account

4)rename the folder below adding _old to the folder name

%LocalAppData%\Packages\MSTeams_8wekyb3d8bbwe
%LocalAppData%\Microsoft\OneAuth
%LocalAppData%\Microsoft\TokenBroker
%LocalAppData%\Microsoft\IdentityCache

5)restart the pc