Udfs - Windows Vista Service
Reads/Writes UDF 1.02,1.5,2.0x,2.5 disc formats, usually found on C/DVD discs. (Core) (All pieces).
This service also exists in Windows 10, 11, 7, 8 and XP.
Startup Type
| Windows Vista edition | without SP | SP1 | SP2 |
|---|---|---|---|
| Starter | Disabled | Disabled | Disabled |
| Home Basic | Disabled | Disabled | Disabled |
| Home Premium | Disabled | Disabled | Disabled |
| Business | Disabled | Disabled | Disabled |
| Ultimate | Disabled | Disabled | Disabled |
Default Properties
| Display name: | Udfs |
| Service name: | udfs |
| Type: | filesys |
| Path: | %WinDir%\system32\DRIVERS\udfs.sys |
| Error control: | normal |
| Group: | File System |
Default Behavior
The Udfs service is a file system driver. If Udfs fails to start, the error is recorded into the Event Log. Windows Vista startup proceeds, but a message box is displayed informing you that the udfs service has failed to start.
Restore Default Startup Type of Udfs
Automated Restore
1. Select your Windows Vista edition and Service Pack, and then click on the Download button below.
2. Save the RestoreUdfsWindowsVista.bat file to any folder on your hard drive.
3. Right-click the downloaded batch file and select Run as administrator.
4. Restart the computer to save changes.
Note. Make sure that the udfs.sys file exists in the %WinDir%\system32\DRIVERS folder. If this file is missing you can try to restore it from your Windows Vista installation media.