Windows Connect Now - Config Registrar (wcncsvc) Service Defaults in Windows 10

WCNCSVC hosts the Windows Connect Now Configuration which is Microsoft's Implementation of Wireless Protected Setup (WPS) protocol. This is used to configure Wireless LAN settings for an Access Point (AP) or a Wireless 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 10 it is starting only if the user, an application or another service starts 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 along with other services. If Windows Connect Now - Config Registrar fails to start, the failure details are being recorded into Event Log. Then Windows 10 will start up and notify the user that the wcncsvc service has failed to start due to the error.

Dependencies

Windows Connect Now - Config Registrar cannot be started under any conditions, if the Remote Procedure Call (RPC) service is disabled.

Restore Default Startup Configuration for Windows Connect Now - Config Registrar

1. Select your Windows 10 edition and release, and then click Download.

2. Save the Win10_wcncsvc_Service_Startup.cmd file to a local storage device.

3. Run the saved file as an administrator.

4. 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 10 installation media.