Microsoft Defender isn't bad, but it's not enough to fully protect your PC. You don't have to pay extra, though—just use one of the top free antivirus apps we've tested.

A: Windows Defender Antivirus (known simply as Windows Defender in the past) is a fully capable means of antivirus protection for Windows PCs. Is it a replacement for other free versions of threat ...

There, we said it: You don’t need to pay for antivirus software anymore. Microsoft’s Windows Defender, a free service that’s built right into Windows 10, is now as good as the paid ...

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

Dianna Gunn built her first WordPress website in 2008. Since then, she's poured thousands of hours into understanding how websites and online businesses work. She's shared what she's learned on blogs ...

PCWorld examines whether Windows 11’s built-in Microsoft Defender Antivirus and security suite provide adequate protection for everyday users without third-party software. Windows 11 includes ...

Antivirus apps protect your PC's personal information, data, bank accounts, and other sensitive information. We've tested more than two dozen utilities to help you choose the right antivirus for your ...