What is MA_CMIDI_Inst.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 MA_CMIDI_Inst.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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MA_CMIDI_Inst.exe file information

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

The process known as MA_CMIDI USB MIDI Installer Service or M-Audio USB Installer service belongs to software MA_CMIDI or MA_CMIDI USB MIDI Installer Service by Avid Technology (

Description: MA_CMIDI_Inst.exe is not essential for the Windows OS and causes relatively few problems. The file MA_CMIDI_Inst.exe is located in a subfolder of "C:\Program Files (x86)" (normally C:\Program Files (x86)\M-Audio\M-Audio Series II MIDI\). Known file sizes on Windows 10/8/7/XP are 86,016 bytes (50% of all occurrences) or 94,208 bytes. 
There is no description of the program. The program is not visible. MA_CMIDI_Inst.exe is not a Windows system file. Therefore the technical security rating is 46% dangerous; but you should also compare this rating with the user reviews.

Uninstalling this variant: If there are any problems with MA_CMIDI_Inst.exe, you can do the following:
  1) uninstall MA_CMIDI from your computer using the Control Panel applet Uninstall a Program
  2) search for help on the company's website.

Recommended: Identify MA_CMIDI_Inst.exe related errors

Important: Some malware camouflages itself as MA_CMIDI_Inst.exe, particularly when located in the C:\Windows or C:\Windows\System32 folder. Therefore, you should check the MA_CMIDI_Inst.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

Used by M-Audio for their MIDI Keyboards (Axiom range, for example)
seit ich M-Audio KeyRin 49 keyboard istalliert habe ist das im Taskmanager, hat mehrere virtuelle Midi anschl├╝sse generiert
M-Audio MIDI USB Interface Driver
  groovereiter   (further information)
m-audio midi keyboard controller driver
  j rodriguez  
Needed for M-audio Xsession Pro
  Craig B  
likely has to do with MIDI keyboard

Summary: Average user rating of MA_CMIDI_Inst.exe: based on 5 votes with 6 user comments. 4 users think MA_CMIDI_Inst.exe is essential for Windows or an installed application. One user thinks it's probably harmless. One user is not sure about it.

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Best practices for resolving MA_CMIDI_Inst issues

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

MA_CMIDI_Inst.exe [all]