How to fix ‘Antimalware Service Executable’ high CPU usage

The executable antimalware service process plays an important role in the Windows Defender service provided with Windows 10 (and, despite the similarities in the name, is completely independent of Emsisoft Anti-Malware!). However, it is also notoriously infamous for consuming much more than its fair share of processor processing power, and can even alone reduce the speed of your computer to a frigid crawl.

If you are a Windows defender user and you have noticed high CPU usage for abnormally long periods, you will be happy to know that the problem can be easily resolved.

In this article, we have gathered a few simple steps that you can follow to prevent antimalware Service executable from monopolizing your system's resources and running your machine smoothly.

How to fix ‘Antimalware Service Executable’ high CPU usage

The best way to disable Antimalware Service Executable High CPU is by disabling windows defender. So follow it below step by step.

  1. Press Windows Key + R to open the Run Dialog Box.
  2. In the Run Dialog Box, type regedit and click OK to open the Registry Editor.
  3. In the navigation pane on the left, double click the folders to navigate to HKEY_LOCAL_MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender.
  4. If you find a registry entry named DisableAntiSpyware, double click it and set its value data to 1.
    4.1 If you do not see a registry entry named DisableAntiSpyware, right click in the main Registry Editor pane and select New > DWORD (32 bit) Value.
    4.2 Name this new registry entry DisableAntiSpyware. Double click it and set its value data to 1.
So, these were the steps to fix msmpeng.exe antimalware service executable by disabling Windows Defender Schedule.