Multiple UNC Provider Driver.
This service also exists in Windows 10, 7, 8, Vista and XP.
Windows 11 version | Home | Pro | Education | Enterprise |
---|---|---|---|---|
21H2 | Boot | Boot | Boot | Boot |
22H2 | Boot | Boot | Boot | Boot |
23H2 | Boot | Boot | Boot | Boot |
Display name: | Mup |
Service name: | Mup |
Type: | filesys |
Path: | %WinDir%\System32\Drivers\mup.sys |
Error control: | normal |
Group: | Network |
The Mup service is a file system driver. If Mup fails to start, the error is logged. Windows 11 startup proceeds, but a message box is displayed informing you that the Mup service has failed to start.
If Mup is stopped, the following services cannot start:
1. Select your Windows 11 edition and release, and then click on the Download button below.
2. Save the RestoreMupWindows11.bat file to any folder on a local drive such as SSD or a hard disk.
3. Right-click the downloaded batch file and select Properties.
4. Check the Unblock checkbox and click OK.
5. Right-click the batch file again and select Run as administrator.
6. Restart the computer to save changes.
Note. Make sure that the mup.sys
file exists in the %WinDir%\System32\Drivers
folder. If this file is missing you can try to restore it from your Windows 11 installation media.