Udfs - Windows 11 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, 7, 8, Vista and XP.
Startup Type
| Windows 11 version | Home | Pro | Education | Enterprise |
|---|---|---|---|---|
| 21H2 | Disabled | Disabled | Disabled | Disabled |
| 22H2 | Disabled | Disabled | Disabled | Disabled |
| 23H2 | Disabled | Disabled | Disabled | Disabled |
| 24H2 | Disabled | Disabled | Disabled | Disabled |
Default Properties
| Display name: | Udfs |
| Service name: | udfs |
| Type: | filesys |
| Path: | %WinDir%\system32\DRIVERS\udfs.sys |
| Error control: | normal |
| Group: | Boot File System |
Default Behavior
The Udfs service is a file system driver. If Udfs fails to start, the error is logged. Windows 11 startup proceeds, but a message box is displayed informing you that the udfs service has failed to start.
Restore Default Startup Type for Udfs
Automated Restore
1. Select your Windows 11 edition and release, and then click on the Download button below.
2. Save the RestoreUdfsWindows11.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 udfs.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.