The system that defends your computer may be throttling your downloads.

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 ...

Recently, Microsoft released a Windows update on the down low that mainly fixes a major problem in Microsoft Defender Antivirus. This was first spotted and reported by Neowin. The update, called ...

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 ...

Microsoft pushed emergency patches this week for two zero-day vulnerabilities in Windows Defender, the antivirus software ...

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 ...

Windows Defender is a crucial security tool designed to protect your system from harmful files and malware in Windows 11/10. However, dealing with it can sometimes be frustrating, as it mistakenly ...

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Update, March 31, 2025: This story, originally published March 29, has been updated with an explanation of LOLBINS as well as further technical information regarding the Windows Defender Application ...

A researcher known as "Nightmare Eclipse" has published a proof-of-concept exploit for a second Microsoft Defender zero-day, dubbed "RedSun," in the past two weeks, protesting how the company works ...