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 ...

Discover Avast’s free version. Get full details on its key features, how it protects your device, how to safely install it, ...

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 ...

Every time I've had the pleasure of troubleshooting a slow computer, I've discovered that viruses were sapping the PC's performance—and that's included my own. However, you don't have to start pricing ...

A finger pressing a key with antivirus inscription on a keyboard - Diy13/Getty Images With the ever-growing threat of malware, ransomware, and phishing scams, a solid security app is essential for any ...

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 ...

Firewalls scan data sent to your computer for malware and attempt to block files or other data they deem suspicious. Like ...

Overview: Lightweight antivirus software improves protection without reducing speed on older Windows computers ...

Keep your computer and other devices safe from viruses and other harmful software with these top-rated antivirus programs.

Discover the highest ranked antivirus programs for Windows 10 and 11. See whether you need to save or splurge to protect your device, what features to ...