Microsoft Defender offers great protection from malware -- but there are other online threats you might want to consider, too.

Do you still need third-party antivirus on your Windows PC?

Microsoft Defender is good now, but I still treat it like a simple lock instead of a full security system. Marshall Gunnell is a Tokyo-based tech journalist and editor with over a decade of experience ...

Microsoft Defender isn't enough to fully protect your PC. You don't have to pay extra, though—just use one of the top free ...

Official support for Windows 10 has ended, and its security certificates are expiring. Your system is at risk, and Microsoft wants you to upgrade. But an extra year ...

Fortunately, as online threats become ever more sophisticated, so do Internet users' means of defense. As a PR Newswire press release put it in February 2026, "according to industry consultancy firm ...

Question: What does Trend Micro’s Internet Security do over Windows Defender? Answer: Cyber threats today aren’t just about viruses as phishing scams, ransomware attacks, and identity theft are all ...

Best Antivirus Best Antivirus Software for Windows PCs in 2026 Discover the highest ranked antivirus programs for Windows 10 and 11. See whether you need to save or splurge to protect your device, ...