Antivirus apps protect your PC's personal information, data, bank accounts, and other sensitive information. We've tested ...

Discover the best antivirus programs for computers that keep you protected without slowing you down. Best Antivirus Software ...

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 ...

If you suspect that you have a virus on your computer, use antivirus software to run a full system scan of your device. It's best to set your antivirus program to automatically perform this regularly ...

What is antivirus software and do you still need it in 2026?

Mike De Socio is a CNET contributor who writes about energy, personal finance, electric vehicles and climate change. He's also the author of the nonfiction book, "Morally Straight: How the Fight for ...

Whether you’ve been shopping the best gaming PC deals or already have a lot invested in one of the best gaming PCs, some antivirus software is the first step in keeping it secure. With a lot of games ...

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 ...

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 ...

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 ...

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.