Network Adapter Wdf Class Extension Library (NetAdapterCx) Service Defaults in Windows 10

Network Adapter Class Extension for WDF by Microsoft Corporation.

Default Settings

Startup type:Manual
Display name:Network Adapter Wdf Class Extension Library
Service name:NetAdapterCx
Service type:kernel
Error control:normal
Path:%SystemRoot%\system32\drivers\NetAdapterCx.sys
Registry key:HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\Services\NetAdapterCx

Default Behavior

Network Adapter Wdf Class Extension Library is a kernel device driver. In Windows 10 it is starting only if the user, an application or another service starts it. If Network Adapter Wdf Class Extension Library fails to start, the failure details are being recorded into Event Log. Then Windows 10 will start up and notify the user that the NetAdapterCx service has failed to start due to the error.

Dependencies

Network Adapter Wdf Class Extension Library cannot be started under any conditions, if the NDIS System Driver service is disabled.

Restore Default Startup Configuration for Network Adapter Wdf Class Extension Library

Before you begin doing this, make sure that all the services on which Network Adapter Wdf Class Extension Library 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 NetAdapterCx start= demand

3. Close the command window and restart the computer.

The NetAdapterCx service is using the NetAdapterCx.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 10 installation media.