FIXED Antimalware Service Executable: MSMPENG.EXE

This article explains and fixes the Antimalware Service Executable: msmpeng.exe High CPU Usage.  Solve msmpeng.exe antimalware service executable today.

What is Antimalware Service executable?

Antimalware Service executable is a Windows service that comes with Microsoft’s antimalware. Antimalware Service executable is built-in software that keeps scanning our system, connections, and checks some sorts of viruses, spyware, Trojans and rootkits and other related applications in real-time. It offers real-time protection from being affected.

It is also the name of the process MsMpEng (MsMpEng.exe) used by the Windows Defender program. The service associated with this program is the Windows Defender Service.

As it keeps scanning all the newly downloaded files and monitoring all the ongoing activities in the system sometimes it leads to problems such as over CPU usage due to a file named msmpeng.exe making the computer very slow.

msmpeng.exe antimalware service executable sometimes does a Full Scan which may be scanning all files, when the computer wakes up from sleep or when it is connected to a network, or if scheduled to run daily. When it is doing a complete scan, the system will experience frequent lagging, hanging and delayed access/response from your input with the system, as the CPU is hijacked by Defender.

READ:   Best Applicant Tracking Software

If it does this, be patient, let it run and scan to completion, if there are many files, it might take a few hours. Once complete it will release the CPU and the usage will drop down to its normal.
Though, Full scan should be done once in a while, not every day.
The process gets slow as there is low RAM availability. You start getting disturbed while working. The system might be restarted quite often. In this case, we should check the antimalware service executable which is a Windows service for security essentials and stop it.

Why does this happen, Antimalware service executable: msmpeng.exe?

msmpeng.exe is the one that causes the problem in the activities of Windows’s internal Antimalware service. At times it scans all the files and folders repeatedly eating out maximum CPU activities. Therefore the other software running on the PC gets slow or becomes non-responsive.

Ways or How to fix antimalware service executable – msmpeng.exe high disk Usage

How to Check how much CPU Antimalware service executable is using
The first thing to do is to check anti-malware service executable when the system becomes slower.

To do this
-Open the Task Manager
-Click on the “Process” tab
– Check which process is using the maximum CPU. You can check the percentage

READ:   How to Change Time on Computer

How to stop msmpeng.exe from overusing CPU - Antimalware service executable

How to stop msmpeng.exe from overusing CPU – Antimalware service executable

How do I stop msmpeng.exe from overusing CPU? Follow the steps below to fix the msmpeng.exe problem.

Step 1:
Open the Task Manager, click on the processes, then navigate to the antimalware service and on right clicking that option a file path will open.  You can find the file named msmpeng.exe there.

Step 2:

Click on the left top option that is “Home”, Once the “file location” is opened, Then select “Copy path” option

Step 3:

Now make Windows defender aware of the path. Open the “Windows Security Essential” or “Windows defender”. One can search it on “search” option found in Start Menu.

Step 3:

Navigate to the “settings” option and select “Excluded files and locations” tab.

Step 4:

Paste the file location on the first window appears and click on the “Add” tab. Second box will flash and the path pasted in previous step will be shown there. Confirm the pasted path.

Step 5:

Save the changes and close the tabs.

This will solve, the root causes of many problems in Windows.
NB: We did not disable antimalware service executable option. We just fetched the path of msmpeng.exe file.

How to fix High CPU Usage by Antimalware Service Executable (MsMpEng) – msmpeng.exe high cpu

Reschedule Windows Defender Properly
•    Click the Start Menu,
•    Type Administrative Tools and Click to open it. / Open the Administrative Tools

READ:   How To Solve DNS Server is Not Responding

Reschedule Windows Defender Properly

•    Once at the Administrative Tools, choose Task Scheduler. Open it by double clicking it.
•    Browse to the following path from the left pane of Task Scheduler:
Library/Microsoft/Windows/Windows defender
•    Inside the Windows Defender Folder, locate the Name called “Windows Defender Scheduled Scan”, click on it once to highlight it and then choose Properties.
•    From the Properties Windows, Click on the Conditions Tab and Un-check the options under Idle, Power and Network and Click OK.

Windows defender

Now reschedule it.
Click the Properties from the right pane, choose the Triggers tab, and Click New.
Choose as per your preference, the Weekly option or Monthly, and then choose the Day, Click OK and make sure it is enabled

Window Defender Conditions

This will re-schedule the Defender to work as per your preference.
Repeat the same for the three other schedules.

Windows Defender Cleanup, Windows Defender Cache Maintenance, Windows Defender Verification

Turn the conditions off, set the trigger to run once a week.

The above ways should be able to fix msmpeng.exe error