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 experts put every product through rigorous testing and research to curate the best options for you. If you buy through our links, we may earn a commission. Learn Our Process 'ZDNET Recommends': ...

We explore how Windows Security and Microsoft Defender protect your Windows 11 computer and why you might want to consider an alternative. Dianna Gunn built her first WordPress website in 2008. Since ...

We may receive a commission on purchases made from links. Today more than ever, it is of the utmost importance that you have one or more security apps protecting your computer's sensitive inner ...

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 ...

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 ...