Learn about getting started with the new Microsoft Defender on your personal devices including Windows, Mac, Android, and iOS.

Learn how to use the Windows Security app to safeguard your device against viruses, malware, and ransomware. Find out how to access features and settings such as real-time protection, scan options, allowed threats, and more.

The Windows Security app is a built-in solution that protects your device and data from various threats. It includes Microsoft Defender Antivirus, Windows Firewall, and Smart App Control, which work together to provide real-time protection against viruses, malware, and other security threats.

Microsoft Defender can help protect your entire family's Windows, Android, and Mac devices from malicious apps and other malware.

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

Microsoft Defender Antivirus will detect the threat, block the download, and notify you, helping prevent data theft or system damage. It's on by default, reducing the need for an alternative antivirus on Windows 11.

Learn how to protect your Windows devices and personal data from viruses, malware, or malicious attacks.

Learn about getting started with the new Microsoft Defender on your personal devices including Windows, Mac, Android, and iOS.

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 your device is protected from the moment you start it up, offering real-time protection and peace of mind.

If you have Windows 10, you’ll get the latest antivirus protection with Windows Security. When you start up Windows 10 for the first time, Windows Security is on and actively helping to protect your PC by scanning for malware (malicious software), viruses, and security threats.