How To Fix ‘Antimalware Service Executable’ High CPU Usage


Windows Defender is a part of Windows 10 and is the modified version of the free Microsoft Security Essentials antivirus for Windows 7. This ascertains that all Windows 10 users always have an antivirus program installed and running, even if they haven’t opted to install one.

If the subscription of your antivirus is over then, Windows 10 will deactivate it and activate Windows Defender for you. The Antimalware Service Executable process included in Windows defender service is very infamous for consuming significantly more part of CPU’s power than it should.

It can even reduce the PC’s speed to a frozen crawl, but on the other hand, it plays a paramount role in windows defender service that comes bundled with Windows 10.

You have come across high CPU usage for an unusually long period of time. You’ll be glad to hear that the issue can be easily solved.

Read Also:

  2. Can’t Open asio3.sys
  3. VAC was Unable to Verify Your Game Session

Antimalware Service Executable High CPU Usage

Here are some easy methods to avert Anti-malware service Executable from dominating your system’s resources and keep your PC run fluently.

Method 1: Check for Malware Infections

It’s viable that something else is affecting Windows defender to disturb your PC’s performance. In this case you can use a creditable and light-weight antivirus like.

Emsisoft Anti-malware (with 30-day free trial available) which can search for any malware that may cause your PC’s performance to be fluent and secure.

Method 2: Use Group Policy Editor

According to windows users, by making few changes in the group policy, Anti-malware Service Executable can be stopped. This is comparably simple, is can be done by following these steps.

Step 1: Click on Windows key + R and enter gpedit.msc Now click on Enter or Ok this will open Group Policy Editor.

Step 2: In the left panel, follow these steps

Computer Configuration > Administrative Templates > Windows Components > Windows Defender Antivirus > Real-time Protection

And then at the right panel, double click on Turn Off real-time protection.

Step 3: Choose Enable and select Apply and Ok to save changes.

After implementing these steps, Windows Defender will be crippled along with Anti-malware Service Executable.

Additionally this solution will incapacitate antivirus on your PC, so your PC will be vulnerably susceptible.

This method can only be used as a short-term solution to this problem in safeguarding your PC.

Read Also:

  1. Err_Internet_Disconnected
  2. Device Descriptor Request Failed
  3. DNS_Probe_Finished_Bad_Config


So in this article we have suggested easy methods that can be applied to resolve the issue of Anti-malware Service Executable high CPU Usage.

After applying the above solution this issue will be completely resolved. But if the problem still continues; please contact the developer.


Please enter your comment!
Please enter your name here