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.

In 2025, most devices feature built-in antivirus software that scans files you attempt to download, blocking anything it deems suspicious. Antivirus tools also perform automated scans to remove ...

ZDNET tested the best antivirus software on the market, with support for multiple operating systems, VPNs, and robust protection.

We explore how Windows Security and Microsoft Defender protect your Windows 11 computer and why you might want to consider an alternative. Dianna Gunn built her first WordPress website in 2008. Since ...

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 ...

Over 300,000 new types of ransomware and other malicious software are discovered daily, according to the IT security research institute AV-TEST. Computer viruses can slow your devices, create a slew ...

Kelly is a former Editor, SMB at Forbes Advisor, specializing in starting and marketing new ventures. Before joining the team, she was a Content Producer at Fit Small Business where she served as an ...