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.

With the ever-growing threat of malware, ransomware, and phishing scams, a solid security app is essential for any Windows PC, even for savvy internet users. While Windows 11 comes with built-in ...

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 ...

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 ...

If you use a Windows laptop in 2025, chances are you store important files on it: work documents, school projects, bank details, or personal photos. Unfortunately, the more connected we are, the more ...

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 examines whether Windows 11’s built-in Microsoft Defender Antivirus and security suite provide adequate protection for everyday users without third-party software. Windows 11 includes ...

Bitdefender GravityZone is best overall when it comes to our top choices for protection from malware like viruses, spyware, trojans, and bots. All Windows devices need to be protected from malware ...

If you’re new to using a computer or new to Microsoft, or on the flip side, very, very experienced you might be thinking: Do I really need an antivirus program for my Windows 11 computer? The short ...