Learn how to disable Antimalware Service Executable in Windows 11/10 using Group Policy Editor, Windows Security, and PowerShell.

Method 3: Add Antimalware Service Executable to Windows Defender Exclusion List There have been reports by users that adding MsMpEng.exe to the exclusion list of Windows Defenders solves the problem.

MsMpEng.exe is a part of Windows's Malware Protection Engine. It may also be labeled as antimalware service executable. It lies at the core of Microsoft's Windows Defender antivirus service.

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% ...