Published Sep 2, 2025
Microsoft Teams updates live captions and real-time text to enhance privacy by showing only the last five minutes of dialogue when transcription is off and improving caption stability. The rollout occurred from September to October 2025 on desktop and Mac, requiring no admin action but user communication.
Updated October 30, 2025: We have corrected the timeline to reflect the actual rollout dates. Thank you.
Introduction
To enhance privacy and improve meeting reliability, we’re updating how live captions and real-time text (RTT) behave in Microsoft Teams meetings. These updates ensure that captions are more secure when transcription is off and improve the stability of caption display across devices and scenarios.
This message is associated with Microsoft 365 Roadmap ID 499616.
When this will happen

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Compliance considerations
No compliance considerations identified, review as appropriate for your organization.