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Microsoft 365 Changelog

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M365 Changelog: Support PSTN attendees in meetings to join Breakout Rooms

Rabia Noureen


MC450186 – This Breakout Rooms feature enables PSTN participants to be assigned and join breakout rooms. PSTN participants includes dial-in users, dial-out users, and call-me users.

Scenarios supported in this version:

  • PSTN participants can be assigned to breakout rooms (manually or automatically)
  • PSTN participants can join breakout rooms and hear an announcement.
  • PSTN participants can join back to the main room and hear an announcement after breakout rooms are closed. (manually closed or timer ends)

This message is associated with Microsoft 365 Roadmap ID 100297.

When this will happen:

Preview: Microsoft will begin rolling late October and expect to complete by early November.

Standard Release: Microsoft will begin rolling out mid November and expect to complete by late November.

How this will affect your organization:

Enabling dial-in, dial-out and call-me PSTN participants to join breakout rooms and come back to the main room when breakout rooms end.

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What you need to do to prepare:

No preparation is needed. You may want to update your training materials indicating that PSTN users are now supported.

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