M365 Changelog: Microsoft Copilot: File summary in Microsoft Teams chat – Feb 11, 2025

MC1003344 – Users will be able to summarize files with Summarize for me using Microsoft Copilot within one-on-one or group Microsoft Teams chats. This feature will work on common file types like Word and PDF initially, and other file formats will be added over time. This summarization respects the file’s security policies, ensuring that only users with access to the file receive a summary, which will carry the same sensitivity label as the original file. A Microsoft 365 Copilot license is required to use this feature.

This message is associated with Microsoft 365 Roadmap ID 418564.

 When this will happen: 

Targeted Release: Microsoft will begin rolling out early March 2025 and expects to complete by mid-March 2025.

General Availability (Worldwide): Microsoft will begin rolling out late March 2025 and expects to complete by mid-April 2025.

General Availability (GCC): Microsoft will begin rolling out mid-May 2025 and expects to complete by mid-June 2025.

How this will affect your organization:

Users will be able to summarize files with Summarize for me in Copilot within Teams chats.

This feature will be available by default.  

What you need to do to prepare:

This rollout will happen automatically with no admin action required. You may want to notify your users about this change and update any relevant documentation as appropriate.