Learn how to open and configure Windows Defender settings in Windows 11 to protect your PC from viruses and online threats.
PCMag editors select and review products independently. If you buy through affiliate links, we may earn commissions, which help support our testing. Microsoft Defender, the antivirus app that comes ...
Defender will continue to provide security even for unsupported Windows 10 PCs. But Microsoft still wants you to move to Windows 11.
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