If you find in task manager that there is a process called MsMpEng.exe occupying high CPU in Windows 10, then you are supposed to go ahead to fix this msmpeng.exe problem as soon as possible.
Normally, few of you understood what msmpeng means for your PC, let alone what you can do to disable msmpeng.exe Windows 10.
Under this circumstance, you’d better know more about the concept of this Windows process and then decide whether or not you should remove it to resolve msmpeng.exe high CPU or high disk usage Windows 10.
What is MsMpEng.exe ?
Msmpeng.exe is the core part of the service. Windows Defender for automatic protection and is included in Microsoft AntiSpywares software. As a utility to scan Windows Defender for viruses or threats, MsMpEng is used to help you clean software with ads or viruses.
By default, this MsMpEng exe is located in C:Program FilesWindows Defender.
It is said that if you downloaded the MSE (Microsoft Security Essentials) antivirus program released by Microsoft, Windows Defender msmpend.exe will automatically change its location to the MSE folder in Windows 10 and become the program of MSE as well.
Should you uninstall MsMpEng.exe?
As requested, this msmpeng process is built into Windows Defender or MSE automatically. Therefore, you are not supposed to remove it from Windows 10.
But what if you get high cpu or msmpeng msmpeng.exe memory error? You may need to move on to the next problem in this process.
How to fix MsMpEng.exe high CPU usage in Windows 10?
Since msmpeng.exe is the default program in Windows Defender or MSE, you cannot remove it. What you can do to resolve high memory or high disk usage is to make adjustments in Windows Defender or MSE.
So, depending on your case, if you are using Windows Defender to protect your PC, you need to take steps to fix Windows Defender high CPU with MsMpEng.exe. Otherwise, it is advisable that you address the MSE error.
And here you should know that msmpeng.exe high CPU Windows 7 can also happen to you, just like in Windows 10, you can also take related steps to fix it in Windows 7.
Solution 1 – Exclude Windows Defender from scanning MsMpEng files
If you haven’t installed any other antivirus software, Windows Defender will be the protector of Windows 10. In this situation, you need to change Windows Defender settings to avoid MsMpEng.exe high CPU or high memory Windows 10 or Windows 7)
1. Write the Windows Defender Security Center in the search box and then press enter to pass him.
2. Then select Protection against viruses and threats of the options.
3. After that, choose the Virus & threat protection settings .
4. Scroll down to locate exclusions and then click Add or remove extensions .
5. In the window exclusions press Add an exclusion and then choose to add a File .
6. Then File Explorer will appear automatically, you need to copy and paste C:Windows Defender Program Files and then click select folder .
This time, you can see the Windows Defender folder is added as an exclusion.
Now the Windows Defender MsMpEng.exe process will no longer consume 100% CPU in Windows 10.
Solution 2 – Reschedule the Windows Defender scan
In terms of Windows Defender users, there is one other thing you can do to remove MsMpEng.exe. This is to reschedule Windows Defender activity in Windows 10. In this regard, msmpeng.exe high disk usage or high CPU will not come to you.
1. Enter the task scheduler in the search box and then press enter to enter the.
2 in the task scheduler go to Task Scheduler Library > Microsoft > Windows .
3. Then in Windows I searched Windows Defender .
4. in Windows Defender in the center pane, look for Windows Defender Scheduled Scan and then right-click to open your Properties .
5. In the window Properties in the tab general uncheck the box Run with highest privileges .
6. Then in the tab Terms uncheck all the boxes that need to turn on Windows Defender.
For example, uncheck the box for Start task only if computer is idle .
7. On the tab triggers click on New .
8. Then in the window New Trigger change settings such as the scan start time.
All done, close the Task Scheduler window.
This time try to open the task manager and then check if the Windows Defender msmpeng.exe process is still taking up a lot of CPU in Windows 10.
Solution 3 – Disable Windows Defender in Group Policy
Once the above two ways can’t fix your msmpeng error in Windows 10, maybe you need to disable Windows Defender if you want to get your PC back to normal due to high CPU usage.
1. Press Windows + R to open the box Run and then write gpedit.msc in the frame.
Then press okay to go to the local group policy .
2. In the local group policy go as the path:
Computer Configuration > Administrative Templates > Windows Components > Windows Defender Antivirus .
3. in Windows Defender Antivirus or Windows Defender for some people, in the right pane, find and double-click Disable Windows Defender Antivirus to set it up.
4. Then in Disable Windows Defender Antivirus , set it up What Activated and then press Apply and To accept to disable Windows Defender in Windows 10.
You can also restart your PC for it to take effect.
At this time, Windows Defender will be disabled. Therefore, your high CPU MsMpEng.exe process will also disappear in Windows 10.
After that, you can choose to download trusted third-party software to protect your computer or you can re-enable Windows Defender in Windows 10 after MsMpEng.exe high CPU is removed.
Solution 4 – Disable Microsoft Security Essentials
For people who use MSE as antivirus or threat program, it is said that you are supposed to disable Microsoft security essentials for a while to see if it works for your Windows 10 high memory MsMpEng.exe.
1. Press Windows + R to open the box Run and then enter msconfig in the frame.
Make click on To accept to access the window System configuration .
2. In the window System configuration in the tab Start press Open Task Manager to manage the processes.
As for some users, you may be able to see Microsoft Security Essentials here without entering task manager. But if not, just go to task manager.
3. in Task Manager in the tab Start search and select Microsoft Security Essentials and right click to disable it .
4. Reboot your PC for it to take effect.
Now that the MSE has been removed from Windows 10, it is clear that the msmpeng.exe process will not consume any CPU or memory.
In a word, in normal cases, MsMpEng cannot use your CPU or RAM in Windows 10. And you are not supposed to uninstall this default program in Windows Defender. What you can do even if msmpeng exe high CPU happens is to take ways to reduce Windows Defender or MSE activities on your PC. On that occasion, this Windows Defender process will not cause high CPU or memory in Windows 10.