Applies ToWindows 10

Windows is safer than ever, and security is easier thanks to Windows Security.

When you start Windows for the first time, Windows Security is there to help protect your device.

Windows Security home page

Windows Security works to help protect your device by scanning for malicious or unwanted software, and also uses real-time protection to scan everything you download or run on your device.

Get more info about the Windows Security experience in Stay protected with Windows Security.

需要更多協助嗎?

想要其他選項嗎?

Explore subscription benefits, browse training courses, learn how to secure your device, and more.

Communities help you ask and answer questions, give feedback, and hear from experts with rich knowledge.