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Roadmap ID 552591 Launched

Microsoft Copilot (Microsoft 365): Upload Local Files now Support .eml and .msg file types

Microsoft 365 roadmap entry

Summary

Users will now be able to upload .eml and .msg files and share it as context with Copilot Chat and M365 Copilot App.

Status
Launched
General availability target
Feb 2026
Preview target
Not published
Products
Microsoft Copilot (Microsoft 365)
Clouds
Worldwide (Standard Multi-Tenant)
Release phases
General Availability
Platforms
Desktop, Web
Added to the roadmap
28 Jan 2026
Last changed
13 Apr 2026 · 5mo ago
recently changed
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