Click on Start, then Settings.
Choose Privacy & security, Windows Security, then Virus & threat protection.
Under Virus & threat protection settings, click on Manage settings.
Scroll down to the Tamper Protection option, and toggle the slider to Off.
Press Win+R to open the Run prompt.
Type gpedit.msc > hit the Enter button.
Go to Computer Configuration > Administrative Templates > Windows Components > Microsoft Defender Antivirus.
Double-click on the Turn off Microsoft Defender Antivirus setting.
Select the Enabled option.
Click the OK button.
Go to the Real-time Protection folder.
Double-click on the Turn off real-time protection setting.
Click on Start, then Settings.
Choose Privacy & security, Windows Security, then Virus & threat protection.
Under Virus & threat protection settings, click on Manage settings.
Scroll down to the Tamper Protection option, and toggle the slider to Off.
Press Win+R to open the Run dialog.
Type regedit > hit the Enter button > click the Yes option.
Go to: HKEY_LOCAL_MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender
Right-click on Windows Defender > New > DWORD (32-bit) Value.
Name it as DisableAntiSpyware.
Double-click on it to set the Value data as 1.
Click the OK button.
Right-click on Windows Defender > New > Key.
How to uninstall, disable, and remove Windows Defender?
Skip to top.
Find Windows and open the app.
Go there if you need Virus Threat and Protection.
Locate the Manage Settings procedure.
Disable Real-Time Protection.
How to turn off Windows Defender in Windows 11 permanently?
Go to Computer Configuration > Administrative Templates > Windows Components > Windows Defender Antivirus. In the right pane of the Local Group Policy Editor window, double-click Disable Windows Defender Antivirus Policy. Select the Enabled option to disable Windows Defender.
Can’t Turn on Windows Defender?
Can’t fix – Turn on Windows Defender while using Windows 10 Method 1 – Uninstall all third-party antivirus programs.
Method 2: Run the System File Checker (SFC) Another method you can choose is to diagnose and repair system files.
Method or above Run – Clean Boot.
Method 4: Restart – Service Security Center.
Method 5 – Your computer has changed.
Method 6: Set Windows Defender to Automatic
more things
Does Windows 11 need antivirus?
See Windows Defender – Antivirus for Windows 11. Yes, Windows 11 still requires antivirus software. However, Microsoft includes a special security solution for your Windows system: Security. This is a perfectly normal choice and should be enough for all of us who want to use the planet safely.
Temporarily stop Windows Defender in Windows 11. Step 1: Find the Windows Startup Protection tool that best suits you at the moment. Step 2: In the Windows Security app, go to the Virus & Threat Protection tab. Step 3: In the Virus & Threat Protection Settings section, click Manage Click Settings. Step 4: Toggle the Real-time protection switch to disable Windows Defender.
Follow these steps to disable Microsoft Defender Windows 11+ using Group Policy: Press Win + R to open this command prompt. Type gpedit > msc and press Enter. Go to Computer Configuration > Windows Administrative Templates > Components > Microsoft Defender Antivirus. Double-click the Turn off Microsoft Defender Antivirus option.
Microsoft Defender Antivirus is the default PC solution in the Microsoft Windows 11 operating system. It is simply enabled by default if another installed security solution is not recognized as such by a person’s operating system.

Ermias is a tech writer with a passion for helping people solve Windows problems. He loves to write and share his knowledge with others in the hope that they can benefit from it. He’s been writing about technology and software since he was in college, and has been an avid Microsoft fan ever since he first used Windows 95.