Search for PowerShell and select "Run as Administrator"
Enter this command to get the MicrosoftTeams module from an online repository:
Install-Module -Name MicrosoftTeams
Enter this command to retrieve PowerShell modules installed on your computer:
Enter this command to set the execution policy to require all scripts and configuration files downloaded from the Internet are signed by a trusted publisher:
Enter this command to add the MicrosoftTeams module to the current session:
Enter this command to authenticate your account for use with cmdlets from the MicrosoftTeams module:
Enter your account and password:
You are now logged into Teams via PowerShell. You can now run "Get" cmdlets for setting up your PSTN and your routes.