A computer virus is a type of malware that can spread quickly between computers and other devices. Learn how viruses work and how to protect against them.

A VPN is a secure, encrypted connection that protects your privacy online. Learn what VPNs are, how they work, and why they're essential to your security.

Wondering why your internet is so slow? Read our full guide to find out how to improve your connection right now, whether you're on Wi-Fi or Ethernet.

We all have some concept of hacking - but do you really know what it is? Read our full hacking definition here.

Can you see your incognito history? Find out whether incognito mode leaves any kind of trace, and learn how to view and delete incognito history.

Learn how to check whether your VPN is working correctly. Avoid common security flaws like DNS leaks and keep your IP, location, and browsing habits private.

Discover our top picks for the best PC cleaning and optimization tools for your Windows computer, both free and paid, and speed up your device the easy way.

Learn what tech support scams are, how they’re used to gain access to computers, and how to avoid becoming a victim of remote access scams.

Is 100% disk usage slowing your computer? Find out how to fix and lower high disk usage in Windows 10 Task Manager.