How To 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.

Turn Windows Defender real-time protection on or off

  • Select the Start button, then select Settings > Update & Security.
  • Select Windows Defender, then turn Real-time protection on or off.

Open Settings tab and click Real-time protection on the left. Make sure there is a check mark in the Turn on real-time protection (recommended) check box. That’s how you activate or enable Windows Defender in Windows 8 and 8.1 after uninstalling some competing free or paid anti-virus product.Install Windows Defender on Server 2008

  • Ask the admin: How do I install Windows Defender on Windows Server 2008.
  • Open the Server Manager, from the Features Summary click on Add Features.
  • From the Add Features Wizard select Desktop Experience and click one Next.
  • Now confirm the selection by clicking on Install.

Go to Start, Control Panel, Administrative Tools, Services. Locate Windows Defender. Right click and select Properties and ensure that the Start-Up Type is Automatic. Exit and Restart your computer.Enable windows defender real-time protection with GPO:

  • Navigate to Computer Configuration > Administrative Templates > Windows Components > Windows Defender.
  • Look for the policy setting : Turn off real-time protection.
  • Right click on the policy setting and click Edit.
  • On the Turn off real-time protection, click disabled.

How do I turn on Windows Defender in Windows 10?

How to Turn Off Windows Defender in Windows 10

  1. Step 1: Click “Settings” in the “Start Menu”.
  2. Step 2: Select “Windows Security” from the left pane and choose “Open Windows Defender Security Center”.
  3. Step 3: Open Windows Defender’s settings, and then click on the “Virus & Threat Protection settings” link.

How do I turn on my Windows Defender?

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.

How do I make Windows Defender my default antivirus?

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.

How do I turn on Windows Defender antivirus?

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.

Should I turn on Windows Defender?

When you install another antivirus, Windows Defender should automatically be disabled: Open Windows Defender Security Center, then select Virus & threat protection > Threat settings. Turn off Real-time protection.

How can I tell if Windows Defender is enabled?


  1. Open the Control Panel and check the status of Windows Defender.
  2. Check the status of the Windows Defender services: Press CTRL+ALT+DEL, and then select Task Manager. Click the Services tab. Check the status of the following services: Windows Defender Network Inspection Service. Windows Defender Service.

How do I turn on Windows Defender with McAfee?

Install McAfee. If you don’t already have McAfee software installed, do that first. Follow the onscreen instructions to enable its antivirus and anti-malware protection. Once McAfee is active, Windows Defender will be disabled.

How do I reactivate Windows Defender in Windows 10?

How to activate Windows Defender Offline in Windows 10

  • Save your work and close any open applications.
  • Click Start and launch Settings.
  • Go to Update and security and click Windows Defender.
  • Scroll down until you see Windows Defender Offline.
  • Click the Scan Offline button.

How do I turn on Windows Defender virus protection?

Turn off Windows Defender using the Security Center

  1. Click on your Windows Start menu.
  2. Select ‘Settings’
  3. Click ‘Update & Security’
  4. Select ‘Windows Security’
  5. Choose ‘Virus & threat protection’
  6. Click ‘Virus & threat protection settings’
  7. Turn Real-time protection ‘Off’

How do I fix Windows Defender in Windows 10?

Here’s how to reset the Security Center service in Windows 10:

  • Go to Search, type services.msc, and open Services.
  • Find the Security Center service.
  • Right-click the Security Center service, and go to Reset.
  • Restart your computer.

How do you see what Windows Defender is blocking?

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 Block in the Check apps and files section. Click Block in the SmartScreen for Microsoft Edge section.

Why my Windows Defender is turned off?

The revamped Windows Defender rubbed many security software companies up the wrong way, so Microsoft provided an option to turn off Defender when a trial version of a security suite was installed on a new PC or laptop. This is because the two may conflict with each other and cause performance problems.

How can you 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 turn on Real Time Protection in Windows Defender?

Search for Windows Security and click the top result to open the experience. Click on Virus & threat protection. Under the “Virus & threat protection settings” section, click the Manage settings option. Turn off the “Real-time protection” toggle switch.

Is it safe to use Windows Defender only?

That technically gives it the same “Protection” and “Performance” ratings as antivirus giants like Avast, Avira and AVG. In real terms, according to AV Test, Windows Defender currently offers 99.6% protection against zero-day malware attacks.

Is Microsoft Defender enough?

Although other free antivirus programs offer extra features or better malware protection, Defender is more than good enough. People with Windows 7, however, need to use Microsoft Security Essentials, which employs the same underlying technology but must be manually downloaded and installed.

How do I reinstall Windows Defender?

How to Reinstall Windows Defender Firewall in Windows 10

  1. Step 1 – To Reinstall Windows Defender Firewall, open Start Menu, and type cmd.
  2. Step 2 – This action will launch UAC prompt on your PC screen, select Yes.
  3. Step 3 – Copy-paste the below line of commands one by one to Reinstall Windows Defender Firewall in Windows 10.
  4. Recreate the Service.

Is Windows Defender already installed on Windows 10?

Windows Defender Antivirus. Keep your PC safe with trusted antivirus protection built-in to Windows 10. Windows Defender Antivirus delivers comprehensive, ongoing and real-time protection against software threats like viruses, malware and spyware across email, apps, the cloud and the web.

How do I turn on real time protection?

Option Six and Option Seven below will override this option.

  • Open the Windows Defender Security Center, and click/tap on the Virus & threat protection icon. (
  • Click/tap on the Manage settings link under Virus & threat protection settings. (
  • Turn off Real-time Protection. (
  • Click/tap on Yes when prompted by UAC.

Does Windows 10 come with virus protection?

Microsoft has Windows Defender, a legitimate antivirus protection plan already built into Windows 10. However, not all antivirus software are the same. Windows 10 users should examine recent comparison studies that show where Defender lacks effectiveness before settling for Microsoft’s default antivirus option.

Photo in the article by “Wikimedia Commons”

Like this post? Please share to your friends:
OS Today