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Product
Microsoft Copilot (Microsoft 365)
Saved release status
In development
Original publication
Feature overview
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). Additionally, other item attachments, such as email threads, will also be supported.
Archived release information
September CY2025
Source: Saved Microsoft roadmap archive Feature ID: 499657
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