Microsoft Teams now supports apps in Shared Channels, allowing users to add bots, tabs, and message extensions directly. Rollout starts mid-October 2025 (targeted) and mid-January 2026 (general). Apps must be added per channel with new governance controls. Admins and developers should update policies and app manifests accordingly.
Applies to: Microsoft Teams
Source: mc.merill.net — data via Merill Fernando's open archive (MIT).