Archived roadmap update

Microsoft Teams
Weaponizable File Type Protection for Teams Chat and Channels

Saved release information from our Microsoft 365 roadmap archive.

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Archived update

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Product
Microsoft Teams
Saved release status
In development
Original publication

Feature overview

Microsoft Teams now blocks messages containing weaponizable file types, such as executables, in chats and channels, increasing protection against malware and other file-based attacks.

Archived release information

November CY2025

Source: Saved Microsoft roadmap archive Feature ID: 499892

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