Standard IDE/ESDI Hard Disk Controller (atapi) Service Defaults in Windows XP

IDE/ATAPI Port Driver by Microsoft Corporation.

Default Settings

Startup type:Boot
Display name:Standard IDE/ESDI Hard Disk Controller
Service name:atapi
Service type:kernel
Error control:normal
Group:SCSI miniport
Registry key:HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\Services\atapi

Default Behavior

Standard IDE/ESDI Hard Disk Controller is a kernel device driver. In Windows XP it is starting before Kernel initialization. If the Standard IDE/ESDI Hard Disk Controller fails to start, the technical information about the error is added to the Event Log. Windows XP startup should proceed, but a message box should be displayed informing the user that the atapi service has failed to start.


The following components depend on Standard IDE/ESDI Hard Disk Controller:

Restore Default Startup Configuration for Standard IDE/ESDI Hard Disk Controller

1. Select your Windows XP edition and service pack, and then click Download.

2. Save the WinXP_atapi_Service_Startup.cmd file to a local storage device.

3. Run the saved file.

4. Restart the computer.

The atapi service is using the atapi.sys file that is located in the %WinDir%\system32\DRIVERS folder. If the file is changed, damaged or deleted, you can restore its original version from Windows XP installation media.