Learn how to open and configure Windows Defender settings in Windows 11 to protect your PC from viruses and online threats.

Microsoft has resolved an issue that breaks multiple Microsoft 365 Defender features using the network data reporting service after installing July's Windows Server updates. The Microsoft 365 Defender ...

Many Windows users attempt to open the Windows Defender Scans folder to remove Windows Defender history but find that they can’t access it. If a double-click is not opening the Windows Defender Scans ...

Are you worried that your missing Windows Defender history is hiding an infection? Windows Security’s Protection History tracks the Defender’s actions, helping you identify and remove threats easily.

Antivirus programs can slow down your computer due to high memory usage, especially during full scans. Check if the antivirus is the cause of slowness by temporarily disabling it and monitoring ...

Defender will continue to provide security even for unsupported Windows 10 PCs. But Microsoft still wants you to move to Windows 11.

To fix high memory usage by Antimalware Service Executable on Windows 11, try turning off real-time protection, uninstalling pirated apps, scanning for malware, rescheduling Windows Defender scans, or ...