MC1234561 Medium
(Updated) Microsoft Teams on Windows: Annotate content while sharing a single window
Summary AI-generated
Teams presenters on Windows can now annotate directly on single shared app windows, improving privacy and collaboration; feature enabled by default and rolling out March-April 2026.
Suggested actions AI-generated
- Notify helpdesk and users about new annotation feature
- Ensure presenters use supported Teams desktop app
- Update internal sharing/training materials
Written by Azure OpenAI (gpt-4.1) from the text of the post below. It can be incomplete or wrong; the original post is authoritative.
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Original post from Microsoft
Updated April 7, 2026: We have updated the timeline. Thank you for your patience.
[Introduction]
We’re introducing Annotations on Single Window Sharing for Windows in Microsoft Teams meetings, based on customer feedback requesting more focused and privacy‑preserving collaboration. Presenters can now annotate directly on a shared application window without sharing their entire desktop.
This message is associated with Roadmap ID 555239.
[When this will happen:]
- Targeted Release: Rollout begins early March 2026 and is expected to complete by mid-March 2026.
- General Availability: Rollout begins mid-March 2026 and is expected to complete by mid-April 2026 (previously late March).
[How this affects your organization:]
Who is affected:
- Users who present content in Microsoft Teams meetings on Windows
- Meeting participants on Windows, macOS, and mobile devices
What will happen:
- Presenters can share a single application window instead of their full screen.
- Annotations can be started from the presenter toolbar during window sharing.
- Participants can view and contribute to annotations.
- The feature is enabled by default and requires no admin configuration.
- Existing Teams and Microsoft Whiteboard behaviors for annotation storage and access are respected.
- There is no change to background app visibility—notifications and unrelated windows remain private.
[What you can do to prepare:]
- No action is required. The feature will be available automatically as it reaches your tenant.
- Consider notifying helpdesk and end users about the new annotation capability during window sharing.
- Ensure presenters use the Microsoft Teams desktop app on Windows and are on a supported version.
- Review existing internal guidance or training materials related to Teams screen sharing and update as needed.
- Annotations are initiated by the presenter during single window sharing.
- Annotation content follows existing Microsoft Whiteboard storage and retention behavior.
- Presenter support is currently limited to Windows.
[Compliance considerations:]
No compliance considerations identified, review as appropriate for your organization.
Additional details from Microsoft
- RoadmapIds
- 555239
- Summary
- Microsoft Teams on Windows will enable annotation on a single shared application window, enhancing focused collaboration and privacy. Rollout starts early March 2026, completing by mid-April. Presenters and participants can annotate, with the feature enabled by default and no admin action required.
- Platforms
- Desktop