Portable Media Serial Number - Windows XP Service
Retrieves the serial number of any portable music player connected to your computer.
This service exists in Windows XP only.
Startup Type
| Windows XP edition | without SP | SP1 | SP2 | SP3 |
|---|---|---|---|---|
| Home | Automatic | Automatic | not exists | not exists |
| Professional | Automatic | Automatic | not exists | not exists |
Default Properties
| Display name: | Portable Media Serial Number |
| Service name: | WmdmPmSp |
| Type: | share |
| Path: | %WinDir%\System32\svchost.exe -k netsvcs |
| File: | %WinDir%\System32\mspmspsv.dll |
| Error control: | normal |
| Object: | LocalSystem |
Default Behavior
The Portable Media Serial Number service runs as LocalSystem in a shared process. It shares the executable file with other services. If the Portable Media Serial Number fails to load or initialize, the error is recorded into the Event Log. Windows XP startup should proceed, but a message box is displayed informing you that the WmdmPmSp service has failed to start.
Restore Default Startup Type of Portable Media Serial Number
Automated Restore
1. Select your Windows XP edition and Service Pack, and then click on the Download button below.
2. Save the RestorePortableMediaSerialNumberWindowsXP.bat file to any folder on your hard drive.
3. Run the downloaded batch file.
4. Restart the computer to save changes.
Note. Make sure that the mspmspsv.dll file exists in the %WinDir%\System32 folder. If this file is missing you can try to restore it from your Windows XP installation media.