Launched

Microsoft Copilot (Microsoft 365): Support for summarization of very long documents

Why it matters: Generally available

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.

Target April CY2025Cloud WorldwidePlatform MacSource updated 2025-10-09

Affected: Microsoft Copilot (Microsoft 365), Word