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.

Before you download, open, or share files from the internet, you need to be sure they’re safe. And how do you do that? I simply use a file scanner to check for known threats like malware, viruses, and ...

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 ...