CmdID / PowerShell / Cmdlets / New
New-CsBatchTeamsDeployment
This cmdlet is used to run a batch deployment orchestration. Microsoft Teams PowerShell reference
From the Microsoft Teams PowerShell reference 3 parameters Its page in the reference
Parameters
-TeamsFilePathThe path to the CSV file that defines the teams you're creating.-UsersFilePathThe path to the CSV file that maps the users you're adding to each team.-UsersToNotifyThe email addresses of up to five recipients to notify about this deployment.