Microsoft Teams: Customize blocked file extensions for Weaponizable File Protection Beta
Data as of 1 hour ago (26 October 2026)
Description
Microsoft Teams is expanding admin controls for Weaponizable File Protection. Administrators will be able to customize which file types are blocked in Teams to align with their organization's security requirements or continue using the Microsoft-recommended default list. This added flexibility helps organizations tailor file protection policies while maintaining a secure collaboration environment.
Change history
Added to the roadmap 16 September 2026. Tracked here since 17 September 2026. Earliest target we recorded: November 2026 (since tracked — Microsoft may have moved it before we started watching).
Nothing has changed on this item since tracking began on 17 September 2026. Changes appear here as Microsoft updates the feed.