Microsoft Teams will introduce two new chat sections—Muted chats (enabled by default) and Meeting chats (disabled by default)—to organize conversations. Rollout begins January 2027. Users can enable/disable and reorder these sections; no admin action is needed. Muted chats move automatically to their section unless favorited.

Microsoft Teams will introduce a Workflows app template to automatically add users to channels when they are added to a team tag. This optional feature, rolling out worldwide in mid-December 2026, helps streamline access for location- or project-based groups without default changes.

Microsoft Teams mobile users will soon be able to decline incoming calls with a predefined or custom message sent via Teams chat. This feature, rolling out worldwide in December 2026, enhances communication without answering calls. It applies only to Teams-to-Teams calls with available chat and requires no admin action.

The reference now uses broader labels such as “Events up to 1k attendees” and “Events optimized for a large audience” instead of webinar and town hall terminology across related settings.

The setup documentation changes the ordering of several language entries, including Indonesian, Icelandic, Latvian, Lithuanian, Serbian, Slovak, Slovenian, and Spanish.

The reference table now lists several language locales in a different order, including Indonesian/Icelandic, Lithuanian/Latvian, and the Serbian-to-Spanish entries. The Spanish (Spain) audio link remains associated with es-ES.

The article now groups webinars and town halls under events and documents the settings for recording events with up to 1,000 attendees or for large audiences. Policy assignment instructions were also clarified.

The article replaces references to “Who can attend webinars” and “Who can attend town halls” with “Who can attend events up to 1k attendees” and “Who can attend events optimized for a large audience,” including updated configuration steps.

The documentation replaces the webinar and town hall toggle names with attendee-based labels and clarifies policy-assignment steps. Both settings remain On by default.

The setup steps now use revised names for webinar and town hall recording-publishing dropdowns, including audience-size descriptions.

The documentation now refers to the setting as **Events registration form questions** instead of **Webinar registration form questions**. The page metadata was also updated.

The dropdown label changed from “Town hall chat experience” to “Events optimized for a large audience chat experience.” The options remain Optimized (default) and None.

The setup guide now uses capability-based labels such as “Events up to 1k attendees” and “Events optimized for a large audience” throughout its policy tables and instructions. The associated policy names and commands remain the same.

The Teams Rooms app has included automatic updates since April 2024, so the app update tool is no longer recommended for new deployments.

The release notes now document a fix for certain devices sending low-bitrate video in specific meeting scenarios.

The article now explains how to select a chart bar to view individual rooms, people counts, occupancy details, and comparisons with configured capacity.

The table now includes Meeting Owl 5 Pro, Owl Tablet, and multiple Cisco devices with associated software versions and certification dates.

The known-issues page now states that Large Gallery might be unavailable as a layout option on Teams Rooms for Android running app versions 1449/1.0.96.2026249711 through 1449/1.0.96.2026264504. The issue is expected to be addressed in a future update.

The troubleshooting page now documents Windows error 6/51 (ERROR_INVALID_HANDLE) during SlimCore download, deployment, or startup, with guidance to review BITS Client and AppXDeployment-Server logs.