What is mgabg.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 mgabg.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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Mgabg.exe file information

Windows Task Manager with mgabg
Mgabg.exe process in Windows Task Manager

The process known as MGABG belongs to software Matrox Graphics Inc. MGABG by Matrox Graphics (

Description: Mgabg.exe is not essential for the Windows OS and causes relatively few problems. Mgabg.exe is located in the C:\Windows\System32 folder. Known file sizes on Windows 10/8/7/XP are 81,920 bytes (78% of all occurrences) or 87,560 bytes. 
The process is a service, and the service name is MGABGEXE.
The program has no visible window. The file is not a Windows core file. Therefore the technical security rating is 33% dangerous; but you should also compare this rating with the user reviews.

Recommended: Identify mgabg.exe related errors

External information from Paul Collins:

Important: Some malware disguises itself as mgabg.exe, particularly when not located in the C:\Windows\System32 folder. Therefore, you should check the mgabg.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.


User Comments

Die mgabg.exe kommt von dem renommierten Grafikkarten-Hersteller Matrox. Es ist der so genannte Matrox BIOS Guard. Dieser Prozess sollte (immer voraus gesetzt es handelt sich um den Originalprozess) nicht gestoppt werden.
Matrox Desktop Manager
  Martin   (further information)
Matrox desktop manager, part of Matrox graphic drivers suite
  Henrik Furdal  
Matrox MM_G450 Win2k Driver v.6.95.005
  Greg Allman  
mgabg.exe is a component of the BIOS backup feature of the Matrox installation.
  jmjsquared   (further information)

Summary: Average user rating of mgabg.exe: based on 6 votes with 5 user comments. 6 users think mgabg.exe is essential for Windows or an installed application.

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Best practices for resolving mgabg issues

A clean and tidy computer is the key requirement for avoiding problems with mgabg. 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 mgabg.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

mgabg.exe [all]