Teams bulk policy assignment options include two features in the Teams admin center, batch jobs, Azure Automation and plain-old PowerShell. In this article, we examine the options in the Teams Admin Center to revert policy assignments back to the global (default) policy and a way to perform Teams bulk policy assignments for selected accounts. And we mention the other methods that exist which don’t involve the Teams admin center.
https://office365itpros.com/2023/03/10/teams-bulk-policy-assignment-tac/
