Compare the best free antivirus tools for Windows 10 in 2026, including real-time malware protection, phishing defense, ransomware protection, VPN limits, ...

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

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

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 antivirus apps we've tested.

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, ...

Learn how BitLocker, passkeys, Microsoft Defender, and other Windows 11 security features protect your data, accounts, apps, ...

Using a Windows 11 PC is a great experience, but what about protecting it from cybercriminals with bad intentions? Fortunately, your Windows 11 PC comes with Windows Security built in, and it does a ...

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 ...

All modern Windows PCs come with Microsoft Defender built in. For the unaware, this tool is Windows’ native antivirus. Over time, it has matured into a reliable security tool capable of blocking a ...

Companies looking to become early adopters of Microsoft’s Windows x64 Edition OSes encountered a reason to postpone the decision: They may find their favorite anti-virus software no longer works on ...