Brokers connections that allow Windows Store Apps to receive notifications from the internet.
The Network Connection Broker service runs as LocalSystem in a shared process of svchost.exe. Other services might run in the same process. If Network Connection Broker fails to start, the error is logged. Windows 8 startup proceeds, but a message box is displayed informing you that the NcbService service has failed to start.
Network Connection Broker wont start, if the following services are stopped or disabled:
1. Select your Windows 8 release and edition, and then click on theDownloadbutton below.
2. Save theRestoreNetworkConnectionBrokerWindows8.batfile to any folder on your hard drive.
3. Right-click the downloaded batch file and selectRun as administrator.
Note. Make sure that thencbservice.dllfile exists in the%WinDir%\System32folder. If this file is missing you can try to restore it from your Windows 8 installation media.