(Updated) New Dedicated Copilot Chat Button in Outlook for Android [MC1185099]

Message ID: MC1185099 (Updated)

Updated December 4, 2025: We have updated the timeline. Thank you for your patience. 

[Introduction]

We are updating the user interface (UI) for Copilot Chat in Outlook for Android so that the button is separate from the mail compose, event compose, and add a contact button. This feature will be available for users with a M365 Copilot license.

[When this will happen:]

General Availability (Worldwide, GCC, GCC High, DoD): Rollout will begin in early December 2025 and is expected to complete by late January 2026 (previously early December 2025).

[How this affects your organization:]

Who is affected:

• Users who have a Copilot license and use Outlook on Android.

What will happen:

• Users will see a distinct Copilot Chat button, separate from mail and event compose buttons.

Screenshot 1: Mail view



Screenshot 2: Calendar view



• This update improves clarity and ease of access to Copilot Chat.
• No changes to functionality or permissions.
• The feature is enabled by default for eligible users.

[What you can do to prepare:]

• No admin action is required.
• You may wish to:
  • Inform helpdesk staff of the UI change to reduce potential confusion.
  • Update internal training or documentation if it references the previous button layout.

[Compliance considerations:]

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

Source: Microsoft

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