M365 Archive

RM560320 - Microsoft Teams: Breakout rooms up to 1,000 Attendees in Teams meetings

Microsoft 365 Roadmap

Summary

Organizers can now use breakout rooms in Teams meetings with up to 1,000 attendees, enabling more interactive sessions, smaller group discussions, and improved audience engagement without compromising scale or performance.

Roadmap ID

560320

View in M365 Roadmap

Last Updated

May 21, 2026

Published Apr 15, 2026

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Status

In development

Release

General Availability
Targeted Release

Platforms

Desktop
Mac

Service

Microsoft Teams

Tag

In development
General Availability
Targeted Release
Worldwide (Standard Multi-Tenant)
GCC
GCC High
DoD

Cloud

DoD
GCC
GCC High
Worldwide (Standard Multi-Tenant)

Description

Organizers can now use breakout rooms in Teams meetings with up to 1,000 attendees, enabling more interactive sessions, smaller group discussions, and improved audience engagement without compromising scale or performance.

GA date: July CY2026

Version history

2 versions tracked

Updated 1 time since Apr 20, 2026. Microsoft Message Center only ever shows the current version; this archive preserves the history.

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  1. May 21, 2026 · 11:15 PMLatest · v2

    Changed: Body

  2. Apr 20, 2026 · 10:45 PMOriginal · v1

    Changed: Initial version

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