Article05/15/2024Applies to:Microsoft TeamsIn this articleOverviewA new Teams client is in the process of rolling out, in stages, for users who are still on classic Teams client. This rollout involves installing the new Teams client for users who still have the classic Teams client, with Microsoft attempting to uninstall the classic Teams client 14 days after the installation of new Teams. This article has the timelines and details of end of support and end of availability for classic Teams client.Timeline updatesThis rollout is going to differ based on your Teams Admin Center policy controls.NoteThese timelines don't apply to GCC, GCCH, and DoD. We cover this in a later section.ImportantAdmins should know that they can always move forward in the steps to new Teams Only from any other point in the rollout schedule, but they can't move backwards in the steps from where they currently are. Some examples:If a customer is currently in classic Teams default mode, they can go to new Teams de...