M365 Archive
Microsoft 365 Roadmap

RM554934Microsoft Copilot (Microsoft 365): Copilot Chat in Outlook expands to reason over inbox, calendar, and enterprise data

Summary

Copilot Chat in Outlook expanding to support reasoning over a user's entire inbox, calendar and other enterprise data for Microsoft 365 Copilot Chat users (without a Microsoft 365 Copilot license) .

Description

Copilot Chat in Outlook expanding to support reasoning over a user's entire inbox, calendar and other enterprise data for Microsoft 365 Copilot Chat users (without a Microsoft 365 Copilot license) .

GA date: October CY2026

Version history

3 versions tracked

Updated 2 times since Mar 26, 2026. Microsoft 365 Message Center only shows the current version; this archive preserves tracked history.

Compare latest to previous (v2)Compare latest to original (v1)

Compare any two versions

From
To
  1. Sep 24, 2026 - 10:58 PMLatest - v3

    Changed: Body

  2. Aug 7, 2026 - 09:45 PMv2

    Changed: Body

    View this versionCompare to latest
  3. Mar 26, 2026 - 11:15 PMOriginal - v1

    Changed: Initial version

    View this versionCompare to latest