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.

Follow my expert advice to make your Windows 11 PC faster, regardless of its age or specs, without compromising the appearance and functionality of the OS.

Purdue information security doctoral candidate Fabrizio Cicala is researching how to prevent malware in smartphones and Bluetooth and Internet of Things devices, studying at the nation’s first ...