Outlook: Notification when not responding to most recent message of email thread

Summary

When replying to an email conversation and the message being replied to is not the latest in the conversation, Outlook for Windows and web will now display a notification indicating this. With this change, users can now be more confident that they are responding to the right message in an email conversation. #newoutlookforwindows

Status
In development
General availability target
Aug 2026
Preview target
Not published
Products
Outlook
Clouds
Worldwide (Standard Multi-Tenant)
Release phases
General Availability
Platforms
Web
Added to the roadmap
6 Jul 2026
Last changed
6 Jul 2026 · 3mo ago
recently changed
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