MC1182707 – M365 Change Digest

One-line summary

A new Copilot button will appear in the file previewer in OneDrive and SharePoint, replacing the command bar Copilot entry for users with paid Copilot licenses.

Similar updates

Details

RoadmapIds

513432

Summary

A new Copilot button will appear in the bottom-right corner of the OneDrive and SharePoint file previewer, replacing the command bar button. It provides access to Copilot chat and contextual prompts for paid Copilot license users. Rollout begins mid-November 2025, excluding GCC, GCCH, and DoD customers.

Platforms

Web

Body (from Message Center)

Updated December 12, 2025: We have updated the timeline. We will not be rolling out this feature to GCC, GCCH and DoD customers at this time. We apologize for the inconvenience.

[Introduction]

We've added a new Copilot button that gives users a quick and visible entry point to Copilot directly within the file previewer in OneDrive and SharePoint. This button appears near the bottom-right corner of the file previewer (instead of in the command bar) and surfaces contextual prompts for Copilot-supported file types. It also provides access to the Copilot chat. This feature will be available to users with a paid Copilot license

This message is associated with Roadmap ID 513432.

[When this will happen:]

General Availability (Worldwide): We will begin rolling out mid-November 2025 and expect to complete by end of February 2026 (previously December 2025).

[How this affects your organization:]

Who is affected:

Users who preview files in OneDrive or SharePoint.

What will happen:

A new Copilot button will appear in the bottom-right corner of the file previewer.

This button provides access to Copilot chat and contextual prompts based on the file type.
The previous Copilot command in the command bar will be removed.
No changes to admin policies or settings are required.
This feature is enabled for users with the paid Copilot license add-on.

[What you can do to prepare:]

No action is required at this time.
Communicate this change to helpdesk or support staff.
Update internal documentation to reflect the new location of the Copilot button.

[Compliance considerations:]

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

Raw JSON (for debugging)

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    "ai_summary": "A new Copilot button will appear in the file previewer in OneDrive and SharePoint, replacing the command bar Copilot entry for users with paid Copilot licenses.",
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      "Platforms": "Web",
      "RoadmapIds": "513432",
      "Summary": "A new Copilot button will appear in the bottom-right corner of the OneDrive and SharePoint file previewer, replacing the command bar button. It provides access to Copilot chat and contextual prompts for paid Copilot license users. Rollout begins mid-November 2025, excluding GCC, GCCH, and DoD customers."
    },
    "id": "MC1182707",
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    "last_modified": "2025-12-12T23:00:29Z",
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