MC1409042 – M365 Change Digest

One-line summary

Copilot Notebook brings advanced Copilot AI features to OneNote on Mac, enabling licensed users to organize and analyze notebook content directly within the app.

Similar updates

Details

RoadmapIds

565863

Summary

Copilot Notebook, a new AI-powered workspace in OneNote on Mac, will roll out worldwide from late August to early September 2026 for users with a Microsoft 365 Copilot license. It enables organizing and analyzing notes with generative AI, is enabled by default, and requires no admin action.

Platforms

Mac

Body (from Message Center)

Updated August 18, 2026: We have updated the timeline. Thank you for your patience.

[What and Why]

Copilot Notebook, a new Copilot-powered workspace in OneNote, helps users organize, reason over, and take action on their content. This feature brings advanced Copilot capabilities directly into OneNote on Mac, enabling users to generate insights, structure ideas, and work more effectively within their notes.

A Microsoft 365 Copilot license is required to access this feature.

This message is associated with Microsoft 365 Roadmap ID 565863.

[Rollout Schedule]

General Availability (Worldwide): We will begin rolling out in late August 2026 (previously mid-August) and expect to complete by early September 2026 (previously end of August).

[Impact on Your Organization]

Who is affected

Users with a Microsoft 365 Copilot license using OneNote on Mac

Platforms/Services

OneNote for Mac
Microsoft 365 Copilot

What will happen

Copilot Notebook will be available within OneNote on Mac as a new Copilot-enabled workspace.
Users will be able to access AI-powered capabilities to organize, analyze, and act on their notebook content.
This feature is enabled by default for users with a Microsoft 365 Copilot license.
There is no admin control to disable the feature. Only users assigned the required license will have access.
There are no changes to existing admin configurations or policies.

[Action Required/Recommendation]

No action is required.

You may consider the following:

Inform users about the availability of Copilot Notebook in OneNote for Mac.
Ensure eligible users have appropriate Microsoft 365 Copilot licenses assigned.
Confirm they are running the latest version of OneNote on Mac to access this feature.
Review internal documentation or training materials to include this feature if applicable.

Learn more: [To be updated closer to launch.] What are Microsoft 365 Copilot Notebooks in OneNote? | Microsoft Support

[Compliance considerations]

Question	Answer
Does the change alter how existing customer data is processed, stored, or accessed?	Yes. Copilot interacts with user notebook content to generate insights.
Does the change provide users any new way of interacting with generative AI?	Yes. Users can interact with Copilot directly within OneNote on Mac to organize, analyze, and act on their content using generative AI.

Raw JSON (for debugging)

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      "RoadmapIds": "565863",
      "Summary": "Copilot Notebook, a new AI-powered workspace in OneNote on Mac, will roll out worldwide from late August to early September 2026 for users with a Microsoft 365 Copilot license. It enables organizing and analyzing notes with generative AI, is enabled by default, and requires no admin action."
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    "severity": "normal",
    "tags": [
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