Now complete these pre-steps before editing the registry: Use the x in the top right to close the window.Scroll down to the Tamper Protection option, and switch the slider to Off.Beneath Virus & threat protection settings, click on Manage settings.

Click on Privacy & security, Windows Security, then Virus & threat protection.

Like the Group Policy option, this method requires the “Tamper Protection” setting to be disabled to stop the Defender settings from being tweaked. Disable Windows Defender by Modifying the RegistryĪnother way to deactivate Defender protection is by modifying the registry. Windows Defender has been disabled and will not start up with Windows. To update the computer and user policies:

Right-click and Disable the following four tasks:.

Expand Microsoft, Windows, then Windows Defender.

Expand the Task Scheduler Library folder in the left pane.

Enter a search for the Task Scheduler app, then open it.

You’ll need to set up a Task Scheduler to stop certain services from running and avoid errors once Defender has been disabled.

Now you have configured the group policy. Check the Enabled box, click Apply, then OK.Right-click the setting Turn off real-time protection, then choose Edit.Now look for the folder called Real-time Protection and double-click it to open.This time, check the Disabled option, click Apply, then OK.Next, look for the setting Allow antimalware service to remain running always and right-click it.In the popup window, check the Enabled box, then Apply, and OK.Look for the setting Turn off Microsoft Defender Antivirus in the right pane.Scroll down to Microsoft Defender Antivirus.In the app’s window on the left pane, find Computer Configuration and select the Administrative Templates, then Windows Components.From the taskbar, press the search icon to enter a search for Edit group policy, then click the result to run the Group Policy editor.Use the x in the top right to close the window. In the Tamper Protection section, a message will display stating that your device may be vulnerable.Choose Yes to confirm the Do you want to allow this app to make changes to your device? prompt.Scroll down to the Tamper Protection option, and toggle the slider to Off.Under Virus & threat protection settings, click on Manage settings.Choose Privacy & security, Windows Security, then Virus & threat protection.

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