Rolling out
Microsoft Copilot (Microsoft 365): Copilot Chat in Outlook expands to reason over inbox, calendar, and enterprise data
⚠ Target confidence: low — Microsoft has moved this date 2 times (descriptive, not a forecast).
<p>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) .</p>
Affected: Outlook, Microsoft Copilot (Microsoft 365)
Related changes
Change history
2026-10-30 · Target date changed
2026-10-28 · Target date changed