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Outlook: Co-Authoring Highlight and Rewrite

Microsoft 365 Message Center Archive by Merill Fernando

Summary

Users can now collaborate with Copilot to make improvements to email drafts. Select a section of the draft and ask Copilot to make changes, like changing its length, tone, or structure.

Status
Launched
General availability target
Jul 2026
Preview target
Not published
Products
Outlook
Clouds
Worldwide (Standard Multi-Tenant)
Release phases
General Availability
Platforms
Web
Source created
26 May 2026
Source modified
11 Sep 2026 · 2mo ago
ChangeIntel

An IT change radar: releases, security, known issues, retirements, documentation changes, and service status from public sources. Every item links to supporting evidence; dates and statuses can change after they are read.

Sources read 11 Nov 22:09 UTC · 274 of 275 readable · 272 fully read · documentation 469/469 current