Microsoft 365 Copilot in Word will support complex edits like tracked changes, comments, and document structure while preserving formatting and collaboration history. Public preview starts mid-May 2026; general availability begins early June 2026. No action is required, but users can be informed and prepared with example prompts.
Applies to: Microsoft 365 apps
Source: mc.merill.net — data via Merill Fernando's open archive (MIT).