How To Turn On Windows Defender: 3 Effective Ways

Windows is one of the most commonly used Operating Systems developed by the Microsoft company. However, the updated version is Windows 10. It comes with many of the updated and useful features. After installing Windows 10, the available updates automatically stores into your system with the presence of the internet connection.

Windows Defender is the default security tool, which is very effective in protecting your system from harmful threats. It automatically starts scanning your system after the Windows gets active. And as the Windows get updates, it (Windows Defender) automatically gets updates as well. However, without your knowledge, if it stops to work, then your system might be in danger. So, here, in this article, you will learn the steps of how to turn on Windows Defender.

How To Turn On Windows Defender Windows 10?

As Windows Defender is the default security tool in Windows and it gets stops to work then you can perform any of this below methods of how on turn on Windows Defender. So, let us now proceed to the ways to perform this task.

Way 1: Using Local Group Policy Editor Window

To enable the Windows Defender using Local Group Policy Editor window follow this below lines.

Af first, press the Windows button to open the search bar. And then, on it type “Local Group Policy Editor” and hit on the Enter button to open. Now, from the left panel of this Local Group Policy Editor window click on “Windows Defender Antivirus” folder. Then, from the right-hand section tap twice on “Turn off Windows Defender Antivirus” to modify.

Further, from this Turn off Windows Defender Antivirus screen, click on the Disabled circle and press on OK. On doing this the Windows Defender will start to function every time you turn on your computer device.

After doing this above-instructed task, if you still want to perform the Windows Defender scan right now. Then, try any of these procedures.

Procedure 1: With the help of the Windows search box open Windows Defender Security Center window. And from this window, click on the Restart now option, which is present under the Virus & Threat protection section. On doing this, the Windows Defender scanning process will get started.


Procedure 2: With the help of the Windows search box, open Windows Defender Antivirus window. Now, make sure that the Scan option is selected as Quick and then tap on the Start Now box under the Home tab. This will begin to perform the Windows Defender scanning task.

Way 2: Turn On Windows Defender From Settings Window

First of all, right click on the Start menu and then from the options list select Settings. Next, from the available Settings options, hit on Update & Security. And then, from the left-hand side panel, click on Windows Security. Now, tap on Virus & Threat Protection, which is under the Protection Areas section of Windows Security.

This will open the Windows Defender Security Center window and from here select on Virus & Threat Protection settings. After that, slide the Real-time protection slider to the right-hand side to turn on the Windows Defender real-time protection.

Way 3: Active WIndows Security Scheduled Scan

If you want to perform a WIindows Defender Scheduled scan, then this below method will be the process to follow.

At first, press the Windows keyboard switch and then on this active Windows search box, type “Task Scheduler”. After that, press the Enter button, this will open the Task Scheduler window.

Now, from the left portion of the window, hit twice on the Task Scheduler Library folder to expand it. Then, from this expanding options again click twice on the Microsoft folder to expand. And now, finally, double-click on Windows and scroll down this left side portion to get the Windows Defender folder. After getting the Windows Defender folder, click on it. And then, hit twice on the Windows Defender Scheduled Scan, which is present in the top-center pane. By doing this the Windows Defender Cache Maintainance Properties (Local Computer) window will open.

From this, tap on the Triggers tab and click on New. Here, set your scheduled time and frequency and click on OK. By doing this the Windows Security   Scan will start to begin.

All these are the workable ways of how to turn on Windows Defender. By applying any of these you can improve your system performance along with security. As Windows Defender is a default security tool, so you can also be able to use it offline to scan your device as well.

Nathaniel Villa
Nathaniel Villa