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 ...

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

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 ...

Unlike your built-in laptop antivirus protection, modern antivirus software doesn’t just protect you from dodgy downloads—it can keep the kids from looking at web pages they shouldn’t or make sure ...

Avira is a cybersecurity company known for its freemium antivirus softeware and safe browsing tools. Its consistently high performance in third-party testing has earned it places on both our best ...

We count on antivirus software to keep our devices and personal data safe from cyber threats. But some of that software may be collecting data about you while it protects you. That’s the concern ...

Consumers and workers who install free Android antivirus scanners from relatively unknown developers are mostly wasting their time, an independent testing firm has found. “During our tests, we found ...

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 ...