Users can now delete 1:1 chats, group chats, and meeting chats if they are a participant in Microsoft Teams. This permanently deletes the chat only for the user, other people in the chat and conversation history for them is not impacted.
This message is associated with Microsoft 365 Roadmap ID 90723
When this will happen:
We will begin rolling out in early December and expect to complete rollout by mid-December.
How this will affect your organization:
Users can now delete 1:1 chat threads or chat groups from the Teams desktop or mobile application. By selecting the ellipsis, users can select the Delete option to clear their chat list.