Microsoft Copilot (Microsoft 365): Support for summarization of very long documents Beta
Data as of 1 hour ago (9 September 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.