Changes › MC1478949

Breakout Rooms for Microsoft Teams Webinars now support up to 1,000 participants and 100 rooms

Microsoft Teams Stay informed
Published
24 Sep 2026
Last modified
24 Sep 2026 23:27 UTC
Act by
—
Ends
17 Nov 2026
First archived
25 Sep 2026
Revisions
1
Tags
New featureUser impact

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[What and Why:]

Breakout rooms are now officially supported in Microsoft Teams webinars with up to 1,000 participants across up to 100 breakout rooms, enabling organizers to divide larger webinar audiences into smaller groups for focused discussions and collaborative activities.  

[Rollout Schedule:]

Available now.

[Impact on Your Organization:]

Organizations can now confidently use breakout rooms in larger Microsoft Teams webinars to create more interactive and engaging experiences. With support for up to 1,000 participants and 100 breakout rooms, organizers can facilitate small-group discussions and activities at scale, making the capability well suited for scenarios such as large-scale training, onboarding, workshops, and collaborative learning.  

[Action Required/Recommendations:]

  • No admin action is required.
  • Inform Teams webinar organizers that breakout rooms now support larger webinars with up to 1,000 participants and up to 100 breakout rooms.
  • Update internal webinar, training, or event guidance if it describes breakout room limits.
  • Consider using breakout rooms for large training, onboarding, workshop, and collaborative learning scenarios.

[Compliance considerations:]

No compliance considerations identified. Review as appropriate for your organization.

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