Microsoft Defender isn't 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.

Free antivirus apps can protect your PC from common threats—but paid software often adds stronger defenses, extra tools, and peace of mind. I'm here to walk you through the differences. When the IBM ...

All the antivirus apps here were installed on a Windows 11 PC updated to the latest version and with all security patches ...

Malware can cripple a computer, steal personal data, and compromise security, yet protection doesn't always require paid software. By combining built-in tools, safe browsing habits, and free antivirus ...

Best Antivirus Best Free Antivirus in 2026: What You Get (and What You Don’t) Free antivirus software in 2026: compare Avast One, Bitdefender, AVG, and Malwarebytes. Discover what free protection ...

Antivirus software can block scams, malware and ransomware. Here’s what to check before you choose protection for your device.

Do you still need third-party antivirus on your Windows PC?

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 ...

Best Antivirus Best Antivirus Software That Won’t Slow Down Your Computer Discover the best antivirus programs for computers that keep you protected without slowing you down. Table of Contents Laptops ...

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Microsoft Defender offers great protection from malware -- but there are other online threats you might want to consider, too.

Antivirus software is not free of errors and sometimes reports computer viruses where there are none. For this reason, the company Procolored, a manufacturer of textile printers, indignantly defended ...