Microsoft Copilot (Microsoft 365): Support for summarization of very long documents Beta
Data as of 1 hour ago (26 October 2026)
Status
Rolling out
Release month
May 2025
Overdue
Release ring
General Availability
Products
Microsoft Copilot (Microsoft 365)
Word
Cloud instances
Worldwide
Platforms
Desktop
Description
Copilot in Word can summarize documents up to about 1,500,000 words or 3,000 pages. This summary will be available on top of the document.
Change history
Added to the roadmap 25 February 2025. Tracked here since 1 September 2026. Earliest target we recorded: May 2025 (since tracked — Microsoft may have moved it before we started watching).
Nothing has changed on this item since tracking began on 1 September 2026. Changes appear here as Microsoft updates the feed.