Microsoft Defender Signature Update Frequency 2021

Marcus released the block. The Defender service woke up. The signature folder churned. Version 1.387.2291.0 became 1.387.3922.7. The Last Updated timestamp snapped to —the current time.

Marcus sat back. He had a choice.

For administrators requiring granular control, update frequency can be enforced via Group Policy (GPO) or Microsoft Intune. microsoft defender signature update frequency