Overcoming Group Policy Constraints on Windows Defender – Your Ultimate 4-Step Solution

With the growing cyber threats, a good security solution is the need of the hour. Windows users have the luxury of a robust security program, Windows Defender, which is now known as Microsoft Defender. It comes in-built into the latest Windows 10 devices.

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Taking lessons from the backlashes it receives after its initial release, Microsoft made some necessary security changes. Today, Microsoft Defender is one of the top antivirus solutions in the cybersecurity field and used by millions of users.

However, this extensive security program can malfunction and stop working because of a few errors caused intentionally to stop it; one of those errors is “Windows Defender blocked by Group Policy.”

In this guide, we would list out the possible fixes for this error.

Is Windows Defender Enough?

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Why “Windows Defender blocked by Group Policy” Error Occurs?

There could be a number of reasons for this error to happen. Here are the most common ones.

• Another third-party antivirus or antimalware is clashing with the Windows Defender program.
• Cybercriminals might have used infiltrate Group Policy using malware to disable the security of the Windows system.
• Some unauthorized changes in the Group Policies can also lead to the error. The changes can be made by mistake or intentionally too.

How to fix “Windows Defender is Turned off by Group Policy”?

Using Group Policy Editor

Note: The Group Policy Editor is not available on the Windows 10 Home version

1. Search for the Group Policy Editor in the windows search bar and launch it.
2. In the editor, navigate to: Computer Configuration -> Administrative Templates -> Windows Components -> Microsoft Defender Antivirus.

3. Locate “Turn off Microsoft Defender Antivirus” and double click on it to open it.
4. In order to enable the Microsoft Defender, click on the Disabled bullet.

Click here

5. Click Apply and OK to finish the configuration.

6. Restart the system to enable the settings.

Using Registry Editor

1. Search for “Registry Editor” in the windows search box and launch it.
2. Navigate to or copy & paste this path to reach the Windows Defender folder: HKEY_LOCAL_MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender

3. Right-click on the DisableRealTimeMonitoring key and Delete it.
4. Exit from the Registry Editor and reboot your system to apply the changes.

Using the PowerShell Command

1. Search for the Windows Powershell in the Windows search box and select Run as Administrator.
2. Type or copy & paste this command and hit the enter key: Set-MpPreference -DisableRealtimeMonitoring 0

Using Windows Settings

1. Right-click on the windows start icon and choose Settings from the list.
2. Select Update & Security settings.

3. From the left-pane choose Windows Security
4. Next, click on Virus & threat protection.

Click here

5. Navigate to Virus & threat protection settings and click on Manage settings.
6. Toggle the switch to turn on the Microsoft Defender real-time protection.

Disable the Third-Party Security App

The “Windows Defender blocked by Group Policy” error can also be caused if any third-party application has conflicts with the Defender. So, if you really require Windows Defender to run, try disabling the third-party antimalware or antivirus application and then launch the Defender app.

How to Choose Best Antivirus for Windows 10

Final Words

These are the top working solutions to fix the Windows Defender blocked by Group Policy error. If you apply the steps correctly, you would be able to run the Defender application eventually. However, if the problem persists even after trying the above methods, you can get the robust security solutions like Malwarefox , that can provide better protection than the Microsoft Defender.

Why my Windows Defender is turned off?

Windows Defender on your system can be turned off because of the various reasons like any third-party security app is conflicting with it, or a malware attack has infiltrated and modified the settings to disable it.

Where is Windows Defender in group policy?

To edit the Windows Defender settings in the group policy editor, you can follow this path: Local Computer Policy > Administrative Templates > Windows Components > Windows Defender Antivirus. In the latest Windows version, the name of the Windows Defender is changed to Microsoft Defender. On those systems, the path to be followed is: Local Computer Policy > Administrative Templates > Windows Components > Microsoft Defender Antivirus.

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