Microsoft Watchdog Timer Driver by Microsoft Corporation.
This service also exists in Windows 7 and 8.
Since Microsoft Watchdog Timer Driver is a kernel mode driver, its startup might be configured depending on installed hardware. Changing its startup configuration might cause hardware issues. In the table below you can see how it is configured on my system, but your default settings might differ from mine.
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 |
Display name: | Microsoft Watchdog Timer Driver |
Service name: | Wd |
Type: | kernel |
Path: | %WinDir%\system32\drivers\wd.sys |
Error control: | normal |
The Microsoft Watchdog Timer Driver service is a kernel mode driver. If Microsoft Watchdog Timer Driver 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 Wd service has failed to start.
1. Select your Windows Vista edition and Service Pack, and then click on the Download button below.
2. Save the RestoreMicrosoftWatchdogTimerDriverWindowsVista.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 wd.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.