Microsoft Defender is a new security app that helps protect you and your family across all your devices; Windows, Android, Mac, and iOS.

Protect your privacy, identity, and devices with Windows Security. Explore Windows 11 security features like Microsoft Defender Antivirus that help keep you and your PC safe.

Microsoft Defender is a security app for individuals and families that helps protect identities, data, and devices from online threats. The Microsoft Defender app is available exclusively with a …

Oct 20, 2025 · Learn how to manage, configure, and use Microsoft Defender Antivirus, built-in antimalware and antivirus protection.

Windows Security, formerly known as Windows Defender Security Center, is an app built into Windows 10 or 11 that helps keep your PC more secure. It includes Microsoft Defender …

Apr 9, 2025 · With Microsoft Defender Antivirus now included in the Windows Security app, you can review, compare, and perform common tasks.

Use Microsoft Defender for individuals as your personal defense against online threats and easily manage your family’s online security.

It includes features such as Microsoft Defender Antivirus, Windows Firewall, and Smart App Control, which work together to provide real-time protection against viruses, malware, and …

If you suspect that your device may have malware you should have Microsoft Defender run a scan. Here's how to do that on Windows, Mac, or Android.

With features like Microsoft Defender Antivirus, Windows Firewall, and Smart App Control, you can easily access and configure robust security settings. Built into Windows, this app ensures …