How to Enable or Disable Windows Security in Windows 11

Microsoft Defender or Windows Security is an antivirus program that comes preinstalled in Windows 11 and protects your PC against viruses, malware, and other online and offline threats.

How to Enable or Disable Microsoft (Security) Defender in Windows 11

It is one of the best antivirus software available for Windows 11 and in the presence of this security application, there is no need to install the third party program as it provides overall security for your device.

Some users want to disable Windows Defender in Windows 11 for personal reasons. Usually, when users install third-party antivirus program on Windows 11 PC, the Windows security app gets automatically disabled.

Sometimes users want to disable Windows Defender manually and the most common reason is that they want to install a particular program which is not allowed to be installed by Windows Security application. There may be other reasons too, let us know in the comments.

Index

    Use Settings App to Disable Windows Defender on Windows 11 PC

    Whatever your reason for disabling the Windows Security app (Defender) in Windows 11, you will learn step-by-step instructions on how to do it below in this blog post:

    Before you start following the steps, keep a few things in mind:

    • You must be logged into a Windows 11 PC using an administrator account
    • you will not be able perform a periodic scan in Windows 11 when Windows Defender is disabled.
    • You need disable tamper protection in windows 11 to disable Windows Defender. Also, you need to enable tamper protection when you want to enable Windows Defender

    Now that you know the facts and the consequences, let's get started:

    Click on the search icon available in the taskbar and type Windows Securitywhen it appears in the results click to open.

    open windows security app in windows 11

    In the Windows Security appswitch to Protection against viruses and threats or click the same option that appears under Security at a Glance on the right side.

    Virus and threat protection in the Windows Security app in Windows 11

    On the right side, scroll down to Virus and threat protection settings section and click on the Manage settings option

    Manage virus and threat protection settings in Windows 11

    Here you need to disable the option for "Real-time protection", when the UAC dialog pops up, click Yes Continue.

    Disable Real-Time Protection Windows Security App in Windows 11

    Once done, the real-time protection status will change to "Real-time protection is disabled, your device is vulnerable“.

    Real-time protection is disabled, your device is vulnerable in the Windows Security app in Windows 11

    The steps outlined above will only disable Windows Defender real-time protection and will not disable the app itself.

    If you want to permanently disable the Windows Defender app in Windows 11, you can use the following methods:

    Use Group Policy Manager to Disable Windows Defender in Windows 11

    To note – Method works for users running Windows 11 Pro edition on PC

    Click the Search icon and type 'gpedit.msc' and when the 'Edit Group PolicyThe option " appears in the results, click to open.

    In the Group Policy Editor, you need to navigate to the following policy location: Computer Configuration > Administrative Templates > Windows Components > Microsoft Defender Antivirus.

    Disable Microsoft Defender Antivirus in Group Policy Editor in Windows 11

    On the right side, you need to locate and double-click "Disable Microsoft Defender Antivirus“.

    Disable Microsoft Defender Antivirus in Group Policy Editor in Windows 11

    In the next window you need to select the Enabled option. After that click on Apply Yes OKAY.

    Restart your computer to apply the changes.

    Anytime you want enable windows defenderthen select the not configured option.

    Use Registry Editor to Disable Windows Defender in Windows 11

    To note – The method works for users running Windows 11 Pro and Home Edition on PC

    Click on the search icon then write regeditwhen Registry Editor appears in the search results, click to open it.

    When the UAC dialog box appears, click Yes to continue.

    In Registry Editor, you need to navigate to the following key locations: HKEY_LOCAL_MACHINESOFTWAREPoliciesMicrosoftWindows Defender

    Here on the right side, right click and select New > DWORD (32-bit) value and name it "DisableAntiSpyware"

    Create DisableAntiSpyware in Windows 11

    double click in the same DWORD value and set your value data for a.

    Restart your computer to apply the changes.

    Every time you want to activate Windows Defender, you have to delete the same DWORD value.

    Hope that helps!

    Why don't you try the method described above and let us know which one you used? Also state why you want to disable Windows Defender security on Windows 11 PC.

    Do not hesitate to contact us if you want assistance with Windows or its solutions. Our team is always here to help you. (Mention 'Technical support' in the body of the email)

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