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.

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 ...

Windows Defender, now known as Microsoft Defender Antivirus, has significantly improved over the years, making it a robust built-in security solution for Windows users. However, the question remains ...

Windows Defender has been available as a built-in antivirus for Windows 10 and earlier for several years now. The antivirus has grown quite popular with Windows users thanks to being lightweight and ...

All modern Windows PCs come with Microsoft Defender built in. For the unaware, this tool is Windows’ native antivirus. Over time, it has matured into a reliable security tool capable of blocking a ...

Your Intel-powered PC might not be running at full speed right now, and you can blame Windows Defender, the anti-malware tool that is preinstalled on your system. A ...

We independently review everything we recommend. When you buy through our links, we may earn a commission. Learn more› By Thorin Klosowski This is just one step in a series created to help anyone ...

Windows Defender supports Windows XP, Windows 2000, and Windows Server 2003. Microsoft's Windows Defender product manager Mike Chan says the anti-spyware utility, which was originally acquired when ...