Copilot Cowork changelog

Every change to Copilot Cowork that Modelpeers has recorded, newest first, each with the source it came from. The record starts Sep 23, 2026.

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September 2026

Copilot Cowork and 365 Copilot

2 products from Microsoft

New releaseSep 23, 2026

Copilot Cowork arrives in Microsoft 365 Copilot

Copilot Cowork lets people describe an outcome and have Copilot gather context from email, meetings, chats, files and business data, work across tools and return completed results, with approval for actions. Users switch from Chat to Cowork in the Copilot app.

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