Keyboard Class Driver - Windows XP Service
Keyboard Class Driver by Microsoft Corporation.
This service also exists in Windows 10, 11, 7, 8 and Vista.
Startup Type
| Windows XP edition | without SP | SP1 | SP2 | SP3 |
|---|---|---|---|---|
| Home | System | System | System | System |
| Professional | System | System | System | System |
Default Properties
| Display name: | Keyboard Class Driver |
| Service name: | Kbdclass |
| Type: | kernel |
| Path: | %WinDir%\system32\DRIVERS\kbdclass.sys |
| Error control: | normal |
| Group: | Keyboard Class |
Default Behavior
The Keyboard Class Driver service is a kernel driver. If the Keyboard Class Driver fails to load or initialize, the error is recorded into the Event Log. Windows XP startup should proceed, but a message box is displayed informing you that the Kbdclass service has failed to start.
Restore Default Startup Type of Keyboard Class Driver
Automated Restore
1. Select your Windows XP edition and Service Pack, and then click on the Download button below.
2. Save the RestoreKeyboardClassDriverWindowsXP.bat file to any folder on your hard drive.
3. Run the downloaded batch file.
4. Restart the computer to save changes.
Note. Make sure that the kbdclass.sys file exists in the %WinDir%\system32\DRIVERS folder. If this file is missing you can try to restore it from your Windows XP installation media.