Msmpeng.exe - what is it? Easily explained

If you find the msmpeng.exe file in Windows Task Manager, it is not immediately apparent what is behind the entry. We tell you what the program is good for.

Msmpeng.exe - what is it?

The msmpeng.exe is used by the Microsoft Windows Defender program or by Microsoft Security Essentials to perform spyware scanning.

• The main task of the program is to remove spyware and prevent infection of the computer. The file also searches for viruses and Trojans.
• However, the process causes high CPU utilization - sometimes over several hours. If your system is running slowly, take a look at the Task Manager.
• Here you can search for msmpeng.exe and end the process with a right mouse click.
• If the Microsoft Windows Defender permanently slows down your computer, you can easily deactivate the program via the Control Panel.
• In this case, use a different antivirus program for security reasons.

Disable Windows Defender

How to disable Windows Defender:

1. In Windows, enter "Settings" in the search field or search for "Windows Security".
2. Under "Security" select "Windows Defender".
3. Use the sliders to set all options to "Off" to disable the program.

Safer than ever: Windows Defender

In the next practical tip we will clarify what unsecapp.exe is.