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.

ZDNET tested the best antivirus software on the market, with support for multiple operating systems, VPNs, and robust protection.

Firmware is the low-level software that is deeply integrated into the hardware of your device. It sits beneath higher-level software and your PC’s hardware and acts as a kind of bridge running the ...

Computers house so much of our personal data that it’s essential to set up protective measures in case of cyber attack or mechanical failure. These five must-do steps dramatically increase the odds ...

Learn how to back up your computer automatically with Windows, OneDrive, and third-party tools while keeping data secure, organized, and easy to restore.

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 ...