TL;DR
Chat with Copilot in Outlook for Windows, and Outlook on the web will be graph-grounded. It will respond based on finding information and documents inside your organisation. It is due from late April to mid-May 2024.

Details
Copilot: “Microsoft is introducing Copilot in Microsoft Outlook for tenants with Microsoft Copilot for Microsoft 365 licenses. Copilot in Outlook will be graph-grounded, meaning it will respond based on information and documents inside the organisation.

Enterprise graph grounding will be enabled by default and the search will adhere to the same policies as Microsoft 365 Chat.

After rollout, users can access Copilot by selecting the Copilot icon at the top of the Outlook window”.


Availability
Due late April to mid-May 2024.

Source, related links, and references
MC788979.
Microsoft 365 Roadmap ID 388495.
Images: Microsoft.
Frequently asked questions about Copilot in Outlook – Microsoft Support.
What does ‘Graph-grounded chat’ in Microsoft Copilot actually mean? – Super Simple 365.

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Page originally published
1st May 2024 and kept up to date.

Want to know what else is late, new, and coming soon across M365 and Teams this month? Check out the latest roundup.


📽️ Did you catch The Inform Team’s webinar: What can Microsoft Copilot do and how can I use it to drive efficiencies?
I showed end-user, real-world examples of what Copilot can do and a live demo. Watch here: What can Microsoft Copilot do and how can I use it to drive efficiencies? (youtube.com) (42 minutes).