What is MWLService.exe?

The .exe extension on a filename indicates an executable file. Executable files may, in some cases, harm your computer. Therefore, please read below to decide for yourself whether the MWLService.exe on your computer is a Trojan that you should remove, or whether it is a file belonging to the Windows operating system or to a trusted application.

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MWLService.exe file information

Windows Task Manager with MWLService
MWLService.exe process in Windows Task Manager

The process known as MyWinLocker Service belongs to software MyWinLocker by Egis Technology ( or EgisTec (

Description: MWLService.exe is not essential for the Windows OS and causes relatively few problems. The MWLService.exe file is located in a subfolder of "C:\Program Files (x86)" (normally C:\Program Files (x86)\EgisTec\MyWinLocker 3\x86\). Known file sizes on Windows 10/8/7/XP are 311,592 bytes (36% of all occurrences), 305,520 bytes, 305,448 bytes or 306,736 bytes. 
It is a background process, and the service name is MWLService.
The program is not visible. The MWLService.exe file is a Verisign signed file. The MWLService.exe file is digitally signed. The file is not a Windows system file. The application can be uninstalled in the Control Panel. MWLService.exe is able to monitor applications. Therefore the technical security rating is 19% dangerous.

Uninstalling this variant: You can uninstall the program MyWinLocker, or ask the software vendor for support. Click on MyWinLocker in Windows Control Panel (Software or Programs section) to uninstall it.

Recommended: Identify MWLService.exe related errors

Important: Some malware camouflages itself as MWLService.exe, particularly when located in the C:\Windows or C:\Windows\System32 folder. Therefore, you should check the MWLService.exe process on your PC to see if it is a threat. We recommend Security Task Manager for verifying your computer's security. This was one of the Top Download Picks of The Washington Post and PC World.


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Best practices for resolving MWLService issues

A clean and tidy computer is the key requirement for avoiding problems with MWLService. This means running a scan for malware, cleaning your hard drive using 1cleanmgr and 2sfc /scannow, 3uninstalling programs that you no longer need, checking for Autostart programs (using 4msconfig) and enabling Windows' 5Automatic Update. Always remember to perform periodic backups, or at least to set restore points.

Should you experience an actual problem, try to recall the last thing you did, or the last thing you installed before the problem appeared for the first time. Use the 6resmon command to identify the processes that are causing your problem. Even for serious problems, rather than reinstalling Windows, you are better off repairing of your installation or, for Windows 8 and later versions, executing the 7DISM.exe /Online /Cleanup-image /Restorehealth command. This allows you to repair the operating system without losing data.

To help you analyze the MWLService.exe process on your computer, the following programs have proven to be helpful: ASecurity Task Manager displays all running Windows tasks, including embedded hidden processes, such as keyboard and browser monitoring or Autostart entries. A unique security risk rating indicates the likelihood of the process being potential spyware, malware or a Trojan. BMalwarebytes Anti-Malware detects and removes sleeping spyware, adware, Trojans, keyloggers, malware and trackers from your hard drive.

Other processes

MWLService.exe [all]