Microsoft adds Office document creation to Copilot app and retires Outlook themes

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  Microsoft is adding a feature that lets users create Office documents through the Copilot app.

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  Users can edit the documents in the relevant Office application while continuing their Copilot conversation.

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  The documents can be shared with others, who can ask Copilot to revise them.

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  The feature is rolling out to Frontier customers using Chat and Cowork.

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  Microsoft is also removing Themes by Copilot from Outlook settings, and users will not be able to return to a Copilot theme after switching away.

Who

Microsoft is adding document creation to its Copilot app and retiring an Outlook feature.

What

Copilot will create Office documents that users can edit and share. Microsoft is removing Themes by Copilot from Outlook settings.

When

The article was published on October 12, 2026. Microsoft said the Outlook theme feature would be removed in a post at the weekend.

Where

The document feature is in the Copilot app; the retiring feature is in Outlook.

Why

Microsoft’s reason for retiring the Outlook themes is unclear. The article suggests low usage or a shift in Microsoft’s priorities as possibilities.

This story does not have two clearly opposing sides.