Question: How Do I Fix Windows Defender in Windows 10?

How do I fix Windows Defender not turning on?

Can’t turn on Windows Defender in Windows 10

• Check if you have another security software installed.
• Check the date or time on your PC.
• Run Windows Update.
• Check Internet Zone settings.
• Check Group Policy setting.
• Check Registry setting.
• Check the status of Service.
• Scan PC with portable antivirus software.

How do I restore Windows Defender in Windows 10?

How to Reset Windows Defender Firewall

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