Microsoft Defender for Endpoint will remove manual triggering and the standalone experience of automated investigation and response (AIR) by early September 2026. AIR functions are integrated into always-on antivirus protection. Organizations using AIR in playbooks or scripts must update them before September 1, 2026.
Applies to: Microsoft Defender XDR
Source: mc.merill.net — data via Merill Fernando's open archive (MIT).