Common Ground News

Get Updates

How do I change Windows Defender settings in Windows 10?

Author

Chloe Ramirez

Updated on February 22, 2026

How do I change Windows Defender settings in Windows 10?

Press Win+X menu, open Control Panel, and select Windows Defender. Here you can click on the Settings link to access it. Press Win+I to open the Settings app. Next, click Update & Security and then Windows Defender in the left panel.

In this regard, how do I change my default antivirus in Windows 10?

To access these settings, open the Start menu and select Settings. Choose the "Update & security" category and select Windows Defender. By default, Windows Defender automatically enables the real-time protection, cloud-based protection, and sample submission.

Beside above, why can't I turn on Windows Defender Windows 10? Type “Windows Defender” in the search box and then press Enter. Click Settings and make sure there is a checkmark on Turn on real-time protection recommend. On Windows 10, open Windows Security > Virus protection and toggle the Real-Time Protection switch to On position.

In this regard, how do I turn on Windows Defender in win 10?

Turn on Windows Defender

In Start, open Control Panel.
Open Administrative Tools > Edit group policy.
Open Computer Configuration > Administrative Templates > Windows Components > Windows Defender Antivirus.
Open Turn off Windows Defender Antivirus and make sure it's set to Disabled or Not configured.

Why my Windows Defender is turned off?

If Windows Defender is turned off, this may be because you have another antivirus app installed on your machine (check Control Panel, System and Security, Security and Maintenance to make sure). You should turn off and uninstall this app before running Windows Defender to avoid any software clashes.

Why can't I turn on Windows Defender?

So in case you want Windows Defender to work, then you will have to uninstall your third-party security software and reboot the system. Type “Windows Defender” in the search box and then press Enter. Click Settings and make sure there is a checkmark on Turn on real-time protection recommend.

How do I turn Windows Defender back on?

Turn on Windows Defender

In Start, open Control Panel.
Open Administrative Tools > Edit group policy.
Open Computer Configuration > Administrative Templates > Windows Components > Windows Defender Antivirus.
Open Turn off Windows Defender Antivirus and make sure it's set to Disabled or Not configured.

How can I tell if Windows Defender is on?

Open Task Manager and click on Details tab. Scroll down and look for MsMpEng.exe and the Status column will show if it's running. Defender won't be running if you have another anti-virus installed. Also, you can open Settings [edit: >Update & security] and choose Windows Defender in the left panel.

How do I make Windows Defender default?

Configuration Settings

To access these settings, open the Start menu and select Settings. Choose the "Update & security" category and select Windows Defender. By default, Windows Defender automatically enables the real-time protection, cloud-based protection, and sample submission.

Does Windows 10 have built in antivirus?

Windows 10 has built-in real-time antivirus named Windows Defender, and it's actually pretty good. It automatically runs in the background, ensuring all Windows users are protected against viruses and other nasties.

Does Windows 10 have virus protection?

Well, technically, no. Microsoft has Windows Defender, a legitimate antivirus protection plan already built into Windows 10. Windows 10 users should examine recent comparison studies that show where Defender lacks effectiveness before settling for Microsoft's default antivirus option.

Is Windows Defender good enough?

Windows Defender offers some decent cybersecurity protection, but it's nowhere near as good as most premium antivirus software. If you're just looking for basic cybersecurity protection, then yes, Windows Defender is fine.

How do I change Windows security settings?

How to Change User Account Control Settings in Windows 7

Open the Windows Control Panel, and then click System and Security. The System and Security window appears.
Click Action Center. The Action Center window appears.
In the left pane, click Change User Account Control Settings.
Slide the vertical bar (on the left side) to your desired setting and click OK.

Can I have 2 antivirus programs at once?

Antivirus programs do not usually play well together, and running two at the same time will often lead to one singling out the other as a virus, or in some cases, even cause file corruption. Plus, running two apps can really eat up system resources.

How do I change default settings on my computer?

Go to "Taskbar and Start Menu Properties" under "Tasks" and click "Customize." Scroll down the menu and click on "Restore Default Settings." Select "Notification" and click "Customize" and double click "Default Settings." Click the "OK" button at the bottom of all the tabs to apply the settings you just established.

How can I change antivirus to Windows Defender?

Open the Windows Security app by clicking the shield icon in the task bar or searching the start menu for Defender. Click the Virus & threat protection tile (or the shield icon on the left menu bar). Click Virus & threat protection settings. Toggle the Real-time protection switch to On.

Does Windows 10 Defender scan automatically?

Take Advantage of Automatic Scans and Updates

Like other antivirus apps, Windows Defender automatically runs in the background, scanning files when they're downloaded, transferred from external drives, and before you open them.

How do I change TLS to default settings in Windows 10?

Open the Tools menu (click the cog icon near the top-right of Internet Explorer 10) and choose Internet options:
Select the Advanced tab.
Scroll down to the Security section at the bottom of the settings list.
Select the checkboxes Use TLS 1.1 and Use TLS 1.2.
For extra security, unselect the checkbox Use SSL 3.0.

Do I still need antivirus software with Windows 10?

The answer is yes and no. With Windows 10, users don't have to worry about installing antivirus software. And unlike the older Windows 7, they won't always be reminded to install an antivirus program for protecting their system.

How do I know if I have antivirus on my computer?

To find out if you already have antivirus software:

Open Action Center by clicking the Start button , clicking Control Panel, and then, under System and Security, clicking Review your computer's status.
Click the arrow button next to Security to expand the section.

Does Windows Defender remove viruses in Windows 10?

When your Windows 10 PC gets a hard-to-remove virus, you can use Windows Defender Offline to get rid of it once and for all. For this reason, Microsoft offers Windows Defender Offline, which is a version of its antivirus that you can run from a USB drive to help you remove malicious code that is infecting Windows 10.

How do you turn on Windows Defender manually?

Start Windows Defender manually. To start Windows Defender, you have to open the Control panel and Windows Defender Settings and click on Turn On, and ensure that the following are enabled and set to On position: Real-time protection. Cloud-based protection.

Is Windows Defender automatically on?

Windows Defender settings are now integrated into Windows 10's new Settings app. By default, Windows Defender automatically enables the real-time protection, cloud-based protection, and sample submission. Real-time protection ensures Windows Defender automatically finds malware by scanning the system in real time.

How do I bypass Windows Defender SmartScreen?

How to disable Windows Defender SmartScreen

Launch Windows Defender Security Center from your Start menu, desktop, or taskbar.
Click the App and browser control button on the left side of the window.
Click Off in the Check apps and files section.
Click Off in the SmartScreen for Microsoft Edge section.

How do I start Windows Defender manually?

How to Start Windows Defender Manually

Click Start and type “Services" at the Search Programs and Files field – Simply press enter.
The Component Services window will open.
On the right-hand side, you will see a list of Windows services.
RIGHT-CLICK Windows Defender and click on “Proprieties".

How do I install Windows Defender on Windows 10?

Press Win+X menu, open Control Panel, and select Windows Defender. Here you can click on the Settings link to access it. Press Win+I to open the Settings app. Next, click Update & Security and then Windows Defender in the left panel.

How do I turn on Windows Defender app?

Allowing specific apps

Open Windows Defender Security Center.
Click on Virus & threat protection.
Click the Virus & threat protection settings option.
Under "Controlled folder access," click the Allow an app through Controlled folder access link.
Click the Add an allowed app button.

How do I set up Windows Defender?

Press Win+X menu, open Control Panel and select Windows Defender. Here you can click on the Settings link to access it. Press Win+I to open the Settings app. Next, Click Update & Security and then Windows Defender in the left panel.

Is McAfee better than Windows Defender?

Windows Defender is better than nothing, but McAfee's premium software is much more comprehensive in terms of advanced features and utilities. Also, independent tests prove that McAfee is better than Windows Defender in terms of both malware detection and system performance.

How do I enable Windows Defender?

Turn on Windows Defender

In Start, open Control Panel.
Open Administrative Tools > Edit group policy.
Open Computer Configuration > Administrative Templates > Windows Components > Windows Defender Antivirus.
Open Turn off Windows Defender Antivirus and make sure it's set to Disabled or Not configured.

How do I fix Windows Defender not working?

What to do if Windows Defender is not working?

Uninstall third-party antivirus software.
Restart the Security Center Service.
Run an SFC scan.
Install the latest update.
Change your group policy.
Modify Windows Registry.
Perform a clean boot.

How do I turn Windows Defender back on in Windows 10?

Type “Windows Defender” in the search box and then press Enter. Click Settings and make sure there is a checkmark on Turn on real-time protection recommend. On Windows 10, open Windows Security > Virus protection and toggle the Real-Time Protection switch to On position.

Related Documentation

Is WGM Cancelled?

How do you get monster retreat in Monster Hunter story?

How will raising the minimum wage affect the job market?

How do I change Windows Defender settings in Windows 10?