LDDM Graphics Subsystem - Windows Vista Service
Controls the underlying video driver stacks to provide fully-featured display capabilities.
This service also exists in Windows 10, 11, 7 and 8.
Startup Type
| Windows Vista edition | without SP | SP1 | SP2 |
|---|---|---|---|
| Starter | Manual | Manual | Manual |
| Home Basic | Manual | Manual | Manual |
| Home Premium | Manual | Manual | Manual |
| Business | Manual | Manual | Manual |
| Ultimate | Manual | Manual | Manual |
Default Properties
| Display name: | LDDM Graphics Subsystem |
| Service name: | DXGKrnl |
| Type: | kernel |
| Path: | %WinDir%\System32\drivers\dxgkrnl.sys |
| Error control: | ignore |
| Group: | Video Init |
Default Behavior
The LDDM Graphics Subsystem service is a kernel mode driver. If LDDM Graphics Subsystem fails to load or initialize, Windows Vista startup proceeds. No warning is displayed, but the error is recorded into the Event Log.
Restore Default Startup Type of LDDM Graphics Subsystem
Automated Restore
1. Select your Windows Vista edition and Service Pack, and then click on the Download button below.
2. Save the RestoreLDDMGraphicsSubsystemWindowsVista.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 dxgkrnl.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.