If you're new to the Microsoft Defender Antivirus, use this guide to learn everything you need to manage the security feature to protect your computer. When you purchase through links on our site, we ...

Formerly known as Windows Defender, Microsoft Defender is an antivirus protection program that's included with Windows 10. You can enable or disable Microsoft ...

Windows Defender is a capable antivirus solution built into Windows itself. Unless you’ve installed a different antivirus program on your Windows 11 or Windows 10 PC, your PC is using it right now.