Windows Connect Now - Config Registrar (wcncsvc) Service Defaults in Windows 7

WCNCSVC hosts the Windows Connect Now Configuration which is Microsoft's Implementation of Wi-Fi Protected Setup (WPS) protocol. This is used to configure Wireless LAN settings for an Access Point (AP) or a Wi-Fi Device. The service is started programmatically as needed.

Default Settings

Startup type:Manual
Display name:Windows Connect Now - Config Registrar
Service name:wcncsvc
Service type:share
Error control:normal
Object:NT AUTHORITY\LocalService
Path:%SystemRoot%\System32\svchost.exe -k LocalServiceAndNoImpersonation
File:%SystemRoot%\System32\wcncsvc.dll
Registry key:HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\Services\wcncsvc
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Default Behavior

Windows Connect Now - Config Registrar is a Win32 service. In Windows 7 it won't be started if the user doesn't start it. When the Windows Connect Now - Config Registrar service is started, it is running as NT AUTHORITY\LocalService in a shared process of svchost.exe. Other system components, such as drivers and services, may run in the same process. If Windows Connect Now - Config Registrar fails to start, Windows 7 attempts to write the failure details into Event Log. Then Windows 7 startup should proceed and the user should be notified that the wcncsvc service is not running because of the error.

Dependencies

Windows Connect Now - Config Registrar is unable to start, if the Remote Procedure Call (RPC) service is stopped or disabled.

Restore Default Startup Configuration for Windows Connect Now - Config Registrar

Before you begin doing this, make sure that all the services on which Windows Connect Now - Config Registrar depends are configured by default and function properly. See the list of dependencies above.

1. Run the Command Prompt as an administrator.

2. Copy the command below, paste it into the command window and press ENTER:

sc config wcncsvc start= demand

3. Close the command window and restart the computer.

The wcncsvc service is using the wcncsvc.dll file that is located in the %WinDir%\System32 folder. If the file is changed, damaged or deleted, you can restore its original version from Windows 7 installation media.