The Antimalware Service Executable, also known as MsMpEng.exe, is a critical component of Windows Defender that runs in the background to protect your system from malware and other security threats.

ウェブブラウザのFirefoxを開発するMozilla Foundationが運用するバグ管理システムのBugzillaで、「FirefoxでウェブブラウジングするとMicrosoft純正のアンチウイルスソフトウェアであるMicrosoft Defender(Windows Defender)がCPU使用率を跳ね上げる」というバグが報告されてい ...

I just noticed on my mom's computer that some "MsMpEng.exe" process (labeled "Antimalware Service Executable" and located under "C Program Files\Microsoft Security Client\") is consuming 100% of CPU.

The Antimalware Service Executable is a program that runs in the background on your Windows 10/11 PC to protect the computer from viruses and other threats. Sometimes it starts to consume too much ...

The Antimalware Service Executable is a process you might see pop-up in Task Manager’s task list now and again, beavering away at … something. While it’s not always obvious what it’s up to, and the ...

When using Windows Performance Recorder (WPR), which checks system and application behavior and resource usage, if the CPU usage rate of 'MsMpEng.exe', which is the Microsoft Defender execution ...

Windows Defender, the antimalware software included with every copy of Microsoft’s PC operating system has long been maligned for its poor performance. Recently, a five-year-old problem that the ...