NetIO Legacy TDI Support Driver (tdx) Service Defaults in Windows 10

NetIO Legacy TDI Support Driver.

Default Settings

Startup type: System
Display name:NetIO Legacy TDI Support Driver
Service name:tdx
Service type:kernel
Error control:normal
Group:PNP_TDI
Path:%SystemRoot%\system32\DRIVERS\tdx.sys
Registry key:HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\Services\tdx

Default Behavior

NetIO Legacy TDI Support Driver is a kernel device driver. In Windows 10 it is starting at Kernel initialization. If NetIO Legacy TDI Support Driver fails to start, the failure details are being recorded into Event Log. Then Windows 10 will start up and notify the user that the tdx service has failed to start due to the error.

Dependencies

NetIO Legacy TDI Support Driver cannot be started under any conditions, if the TCP/IP Protocol Driver service is disabled.

While NetIO Legacy TDI Support Driver is stopped, disabled or working incorrectly, the following services do not start:

Restore Default Startup Configuration of NetIO Legacy TDI Support Driver

Before you begin doing this, make sure that all the services on which NetIO Legacy TDI Support Driver 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 commands below, paste them into the command window and press ENTER:

sc config tdx start= system
sc start tdx

3. Close the command window and restart the computer.

The tdx service is using the tdx.sys file that is located in the C:\Windows\system32\DRIVERS directory. If the file is removed or corrupted, read this article to restore its original version from Windows 10 installation media.