Windows Image Acquisition (WIA) (stisvc) Service Defaults in Windows XP
Provides image acquisition services for scanners and cameras.
Default Settings
| Startup type: | Manual |
| Display name: | Windows Image Acquisition (WIA) |
| Service name: | stisvc |
| Service type: | share |
| Error control: | normal |
| Object: | LocalSystem |
| Path: | %SystemRoot%\system32\svchost.exe -k imgsvc |
| File: | %SystemRoot%\system32\wiaservc.dll |
| Registry key: | HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\Services\stisvc |
Default Behavior
Windows Image Acquisition (WIA) is a Win32 service. In Windows XP it won't start until the current user starts it. When the Windows Image Acquisition (WIA) service is started, it is running as LocalSystem in a shared process of svchost.exe. Other services and drivers are allowed to run in the same process. If the Windows Image Acquisition (WIA) 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 stisvc service has failed to start.
Dependencies
Windows Image Acquisition (WIA) depends on the Remote Procedure Call (RPC) service.
Restore Default Startup Configuration of Windows Image Acquisition (WIA)
Before you begin doing this, make sure that all the services on which Windows Image Acquisition (WIA) depends are configured by default and function properly. See the list of dependencies above.1. Run the Command Prompt.
2. Copy the command below, paste it into the command window and press ENTER:
sc config stisvc start= demand
3. Close the command window and restart the computer.
The stisvc service is using the wiaservc.dll file that is located in the C:\Windows\system32 directory. If the file is removed or corrupted, read this article to restore its original version from Windows XP installation media.