Hi @NP
You can set policies via PowerShell to upgrade to the new Teams client:
1.Import the latest Teams PowerShell cmdlets (require version 4.9.1 or greater) by following Manage Teams with Microsoft Teams PowerShell instructions. Direct link: PowerShell Gallery Microsoft Teams 4.9.1.
2.Connect to an admin account using this command:
3.Once connected and logged in via PowerShell, you can explore the list of related commands: Enter *-CsTeamsUpdateManagementPolicy and tab through the commands (tab key).
4.Use the following commands to change the existing Update Management policy to opt in the assigned users to allow them to try the new Teams:
5.Use the following commands to deploy a new policy to opt-out a specific user from seeing the toggle:
Please refer to this document for more details.
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