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

How to scan for malware using Windows Security in Windows 11Alongside the antivirus program on your PC,you can use Windows Defender to scan for threats like malware-malicious software intended to harm ...

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

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, ...

When you launch Windows Security on Windows 11, you may see a message You’re using other antivirus providers. This prevents you from activating the Real-time protection of Windows Defender against ...

Microsoft Defender is the default antivirus software that comes pre-installed on Windows computers. It is a free and effective antivirus program that can protect your computer from malware and other ...