Windows Defender is a capable antivirus solution built into Windows itself. Unless you’ve installed a different antivirus program on your Windows 11 or Windows 10 PC, your PC is using it right now.

Here is the list of solutions you can try to make Windows Security work again in Windows 11, after creating a system restore point: Reinstall using PowerShell Command Reset Windows Security App Use ...

Some PC users have reported cases whereby the Security Intelligence Update for Microsoft Defender Antivirus fails to work on their Windows 11 or Windows 10 computer and in Windows Security app. Under ...