Windows Defender

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Windows Defender: Turn off routine remediation

Windows Server / By Jan Reilink / 14/09/2021

Long story short: During the transition of antivirus software to Windows Defender Antivirus (WinDefend), I don’t want Windows Defender remediation on threats it might find. Later, when I have more information about potential threats, I can always choose to remediate that threat, e.g. quarantaine or remove it. Unfortunately, there is no PowerShell cmdlet to configure this. Here is how to (temporarily) turn off routine remediation.

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How-to fix “Get-MpComputerStatus : The extrinsic Method could not be executed.”

Windows Server / By Jan Reilink / 05/05/2021

This is how I resolved the error message “Get-MpComputerStatus : The extrinsic Method could not be executed.”, in my specific situation. In my situation, I had Windows Defender Antivirus disabled per GPO (“Turn off Windows Defender Antivirus” in Computer Configuration/Administrative Templates/Windows Components/Windows Defender Antivirus). And I wanted to enable Windows Defender in a new GPO, on a specific set of computers.

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