Windows 10 is safer than ever, and security is easier thanks to Windows Defender Security Center.
When you start Windows 10 for the first time, Windows Defender Security Center, which contains Windows Defender Antivirus and Windows Firewall, is there to help protect your device.
Windows Defender uses real-time protection to scan everything you download or run on your PC.
Windows Defender Antivirus works help protect your device by scanning for malicious or unwanted software and uses real-time protection to scan everything you download or run on your device.
Get more info about the Windows Defender Antivirus experience in Help protect my device with Windows Defender Antivirus (Windows 10 Creators Update).
Article ID: 17187 - Last Review: Nov 30, 2017 - Revision: 21