Here is something that surprises many Microsoft Teams users: when you invite someone to even a single occurrence of a recurring meeting, they retain access to that meeting's chat indefinitely. Even after they stop attending, they can still read all the messages in that chat thread.
Why This Matters
Regroove discovered this during employee onboarding. New hires attended various meetings during their first weeks, some of which were not relevant to their ongoing roles. Months later, those employees could still access the chat history from meetings they had long since stopped attending.
For most of these meetings, this is a minor inconvenience. But for meetings that include sensitive project discussions, financial planning, or personnel matters, ongoing access by someone who is no longer involved is a meaningful governance and confidentiality issue.
How to Remove Someone From a Recurring Meeting Chat
The process is straightforward:
- Open the meeting chat in Microsoft Teams
- Select the Participants icon near the "Join" button at the top of the chat
- Click the "X" next to the person you want to remove
- Confirm the removal when prompted
Best Practices Going Forward
The simplest approach is to be deliberate about who you add to recurring meetings from the start. When someone attends a recurring meeting as a one-time guest, add them to a single occurrence rather than the series. Review recurring meeting participants periodically, particularly for meetings with external guests or temporary project members.
For meetings with sensitive content, making it a habit to remove infrequent attendees promptly after their participation ends prevents access from accumulating over time without anyone noticing.