M365 Archive

RM564803 - Outlook: Sort improvements to the message list

Microsoft 365 Roadmap

Summary

When sorting on Outlook for Web or Outlook for Windows, if the Sort By field is not one of From, Subject, or Date Received, we will now show an additional column for the Sort By value (e.g., Size). We will also support sorting by Flag Due Date.

Roadmap ID

564803

View in M365 Roadmap

Published

May 29, 2026

Status

In development

Release

General Availability

Platforms

Desktop

Service

Outlook

Tag

In development
General Availability
Worldwide (Standard Multi-Tenant)
GCC
GCC High
DoD

Cloud

DoD
GCC
GCC High
Worldwide (Standard Multi-Tenant)

Description

When sorting on Outlook for Web or Outlook for Windows, if the Sort By field is not one of From, Subject, or Date Received, we will now show an additional column for the Sort By value (e.g., Size). We will also support sorting by Flag Due Date.

GA date: June CY2026