Antivirus apps protect your PC's personal information, data, bank accounts, and other sensitive information. We've tested more than two dozen utilities to help you choose the right antivirus for your ...

From premium companies like Bitdefender and Malwarebytes to budget tools like AVG, I’ve tested the most popular antivirus ...

What's the top security software to keep your PC safe? We've tested, reviewed, and rated more than 40 apps to help you choose the right security suite to protect your devices and data.

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

5 Antivirus Programs That Actually Hold Up in 2026 Best Antivirus Software That Won’t Slow Down Your Computer Discover the best antivirus programs for computers that keep you protected without slowing ...

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

PCWorld highlights Smart App Control, a crucial Windows 11 security feature that screens apps through Microsoft’s cloud service to protect against malware and compromised executables. A February 2026 ...

On Windows 11, Administrator Protection is a new security feature arriving with the November 2025 Patch Tuesday Update that adds an extra layer of security by prompting an authorization dialog using ...

PCWorld’s editors selected the best PC hardware and software of 2025/2026, highlighting standout products like the AMD Ryzen 9 9950X3D CPU, Nvidia RTX 5070 Ti graphics card, and Steam Deck handheld ...

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