NetIO Legacy TDI Support Driver (tdx) Service Defaults in Windows 8

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

The NetIO Legacy TDI Support Driver service is a kernel device driver. In Windows 8 it is being loaded and initialized at Kernel initialization. If NetIO Legacy TDI Support Driver fails to start, the error details are added to Windows 8 error log. When the operating system startup is complete, the user is being notified that the tdx service hasn't been started.

Dependencies

NetIO Legacy TDI Support Driver can't start, if the TCP/IP Protocol Driver service is disabled or not available.

All the services listed below will not start if NetIO Legacy TDI Support Driver is disabled:

Restore Default Startup Configuration for NetIO Legacy TDI Support Driver

1. Select your Windows 8 edition and update pack, and then click Download.

2. Save the Win8_tdx_Service_Startup.cmd file to a local storage device.

3. Run the saved file as an administrator.

4. Restart the computer.

The tdx service is using the tdx.sys file that is located in the %WinDir%\system32\DRIVERS folder. If the file is corrupted or deleted, you can put it back in there.