How do I restore Microsoft Defender?

• Home
• Antivirus
• Website Terms
• Contact Us

1. Home
2. Reset Windows Defender

How to Reset Windows Defender Windows 10

• You cannot reset the Windows Defender directly, but repairing and restoring all the settings to defaults in possible using the FixWin tool.
• Download and install the FixWin tool on your Windows desktop.
• Give a right-click on the FixWin icon and choose the Run as administrator option.
• Click on the Create System Restore Point button and apply changes to your system one at a time.
• Restart your computer after setting the system restore point.

• If it does not satisfy or fails to fulfill your need, FixWin allows you to restore the changes.
• After creating the restoration point, select the System Tools from the left side panel.
• Click the Fix button that is available near the Repair Windows Defender option.
• The FixWin tool will pop-up. The process completed message ensures that the Windows Defender is reset to its default settings.
• If you receive a pop-up message to restart your system, click on the Restart Now button.

How to Reset Windows Defender Windows 10

Usually, there is no option to reset the Windows Defender on Windows 10, but you can repair it using the below-mentioned steps.

• On your Windows desktop, click on the Start menu and navigate to the Search panel.
• Type ‘services.msc’ and press the Enter key.
• Give a double-click on the Services tab to open the Security Center Service.
• Select the Security Center Service. from the list and give a right-click on it.
• Click on the Reset option and restart your computer.
• Now, the Windows Defender will be reset to factory settings on Windows 10.

How to Reset Windows Defender Firewall

In general, the Windows Defender Firewall is reset to its default settings for troubleshooting the network connectivity problem. You can reset the Windows Defender Firewall using the Control Panel, Windows Defender settings, Command Prompt, or Windows Firewall with Advanced Security.

Carry out these steps to reset the Windows Defender Firewall through Control Panel:

• Navigate to the Start menu and open the Control Panel.
• Click on the Windows Defender tab and choose the Restore defaults option from the left side panel.
• Click on the Restore defaults button and confirm your action by clicking Yes in the confirmation window.

Carry out these steps to reset the Windows Defender Firewall via Command Prompt:

• Click on the Start button and give a right-click on the Command Prompt.
• Click the Run as administrator option from the displayed list.
• Type the command ‘netsh advfirewall reset’ and press the Enter key.
• Now, the firewall settings will get reset to its default settings.

Using the Windows Firewall with Advanced Security:

• Press the Windows + R shortcut keys to open the Run panel.
• Type ‘wf.msc’ in the text box to open the Windows Defender Firewall with Advanced Security.
• Give a right-click on the Windows Defender Firewall tab that is located on the left-side panel.
• Select the Restore Default Policy option.
• If the confirmation window pops-up, click Yes to confirm your action and reset the firewall to its initial values.

How to Reset Windows Defender in Windows 8

There is no such option to reset the Windows built-in security that is Windows Defender. If you face any problems running the Windows Defender, update your Windows version and follow the troubleshooting steps. If you have difficulties in resolving the issues with Windows Defender on Windows 8, contact our technical support by clicking the Call button available on this screen.