Microsoft Teams: Weaponizable File Type Protection for Teams Chat and Channels Beta
Data as of 2 hours ago (9 September 2026)
Status Launched
Release month September 2025
Release ring General Availability, Targeted Release
Products Microsoft Teams
Cloud instances Worldwide
Platforms AndroidDesktopWebiOS
Description
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.
Change history
Added to the roadmap 13 August 2025. Tracked here since 1 September 2026. Earliest target we recorded: September 2025 (since tracked — Microsoft may have moved it before we started watching).
Nothing has changed on this item since tracking began on 1 September 2026. Changes appear here as Microsoft updates the feed.