Ideally, if Antimalware Service Executable process is consuming more resources, it should mean that Defender is running a scan in the background, looking for malware threats, updating libraries, or whatever else it needs to do to neutralize the threat if any is detected.Īlso, even if you do disable Antimalware Service Executable process, Defender will restart it automatically. Closing this process puts your Windows computer at malware risk. It is supposed to be running at all times in the background. Should You Disable Antimalware Service Executable Pro Tip: Top 8 Ways to Maximize CPU Performance on Windows 11 Note that the file name of the process is MsMpEng.exe instead which can add to the confusion. However, several users find Antimalware Service Executable process to be consuming too much PC resources, ultimately slowing down their Windows 10 or 11 computer. You will notice in the above screenshot that on my Windows 11 computer, the CPU and Memory usage is close to zero.

However, it usually consumes little to no resources. As such, it is supposed to be running constantly in the background. Microsoft Defender uses it to fight malware on your PC. Problems occur when the Antimalware Service Executable process begins to consume too much RAM and CPU, resulting in a slow, laggy user experience.Īs noted in the introduction, Antimalware Service Executable is a valid process that is run and maintained by Windows Security.

It is part of Windows Security, more specifically Defender, and helps protect your PC against malware threats. The Antimalware Service Executable is a legit process that runs in the background of your Windows 10 and 11 computer.

Remove antimalware service executable