Microsoft Defender isn't bad, but it's not enough to fully protect your PC. You don't have to pay extra, though. We’ve tested and ranked the best free antivirus apps. When the IBM PC was new, I served ...

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 ...

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 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': ...

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 ...

Virus removal tools can be standalone one-time scanners or built into full antivirus software. They scan your system for malicious files and remove them. Standalone tools are great as a second opinion ...

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 ...