Users will be able to reason over additional attachment content, along with the email body, in Copilot Chat. Support will be extended to Word, Excel, PowerPoint, Pdf, Text, Json and Xml files mentioned in the email as links (Modern Attachments).
Roadmap › 499657
Microsoft Copilot (Microsoft 365): [Copilot Chat] Email attachment summarization (Modern Attachments)
- General availability
- 2025-09
- Preview
- —
- Added
- 31 Jul 2025
- Last modified
- 08 Nov 2025 00:00 UTC
- First archived
- 25 Aug 2026
- Release rings
- General Availability
- Clouds
- Worldwide (Standard Multi-Tenant)