How To Get Rid Of Mspmspsv.exe

Windows Media Device Manager Pre-Message Security Protocol (WMDM PMSP), or mspmspsv.exe, is installed with Windows Media Player 7. The main function of this service is to allow Windows Media Device Manager (WMDM) to copy audio content from a Windows computer to a portable media player.

File Information

Typically, the file is either located in %system% folder or in a subfolder of %programfiles% folder.

In Windows XP, this file is known to exist in any of the following file sizes – 57,334 bytes, 53,248 bytes, 53,520 bytes, and 98,576 bytes.


  • %system% is a variable and refers to your system folder. By default, in Windows XP/Vista/7 the path is C:\Windows\System32.
  • %programfiles% is a variable and refers to the Program Files folder on your Windows Computer. By default, in Windows XP/Vista/7 the path is C:\Program Files.

Mspmspsv.exe – Nothing But A Bloatware From Microsoft

As most Windows users don’t use the features that this program offers, it is usually considered a non-essential process.

Not only is this file practically useless, it also consumes substantially larger amounts of system resources than it should. The process is known to consume up to 1.2MB of memory.

If you don’t require the features that mspmspsv.exe offers, it will be good to remove it from your computer. Here’s a look at what you need to do to get rid of this process.

Task 1 – Change the Windows Media Device Manager Pre-Message Security Protocol Service Startup Type to Manual.

  1. Click Start.
  2. Click Run.
  3. In the Open box, type services.msc, and then click OK.
  4. In the right-pane of Services window, locate and double-click Windows Media Device Manager Pre-Message Security Protocol.
  5. Select Manual in the Startup type drop-down menu in the General tab (If you wish to stop the service altogether then click the Stop button).
  6. Click Apply to save your changes, and then click OK.

Task 2 – Uninstall the Process

  1. Press Ctrl+Alt+Del or Ctrl+Shift+Esc to open the Task Manager Window.
  2. Locate and select mspmspsv.exe.
  3. Click End Process.
  4. Click Start.
  5. Click Run.
  6. Type cmd in the Open box to open Command Prompt.
  7. Here type mspmspsv -u and press Enter to uninstall this service.
  8. Again, click Start, and then click Run.
  9. Type prefetch in the Open box, and then press OK.
  10. Locate and right-click mspmspsv.exe in the Prefetch folder, and then select Delete.

Mspmspsv.exe and Mspmspv.exe

At first glance, the two names above look identical, but if you look closely you will see the latter is spelled slightly different from the former.

While mspmspsv.exe is a genuine process, mspmspv.exe (note the missing “s”) is registered as a Chum-A Trojan, a malware used for hackers to access the infected computer.

Malware programs often use similar names as a legitimate process to disguise themselves. Chum-A Trojan too uses this technique to prevent unsuspecting users from noticing its presence. In case you notice mspmspv.exe running on your computer, immediately run a complete malware scan on your entire computer using a robust antimalware tool to get rid of all the traces of this malware.