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.

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 ...

Computers of any kind are at risk of receiving malware, and even though Windows 11 comes with Microsoft Defender Antivirus ...

Your device's built-in antivirus software might not be enough because cyber threats continue to evolve. While a tool like Apple's XProtect offers basic protection, it often lacks essential features ...

AVG is best known for its excellent free antivirus software, but there’s good reason to upgrade. AVG Internet Security not only offers more comprehensive protection, but also easy management of those ...

ZDNET experts put every product through rigorous testing and research to curate the best options for you. If you buy through our links, we may earn a commission. Learn Our Process 'ZDNET Recommends': ...

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 ...

You need antivirus software. Attacks on your PC keep getting more sophisticated, thanks to the help of AI—we’re seeing more and more AI-fueled attacks as the months tick by. Even the tech-savvy and ...