Start Windows Power shell as Administrator
Enter Y for Yes and then enter
If you get "Untrusted repository", click A for Yes to all
Type Connect-MicrosoftTeams
Enter your admin account for O365 portal
Once connected to the Microsoft Teams for your Tenant, you will see this windows
You can then start to run cmdlets or scripts against Teams.
Run Get-Command - Module MicrsoftTeams to see available commands. This list will almost monthly increase.
The GroupID is important to notice if you want to assign policies etc to the team.
In the Teams Client we can see that the team has been created
This is an example how to add picture on the new Team
