Remote Access NDIS TAPI Driver (NdisTapi) Service Defaults in Windows 7

Remote Access NDIS TAPI Driver.

Default Settings

Startup type: Manual
Display name:Remote Access NDIS TAPI Driver
Service name:NdisTapi
Service type:kernel
Error control:normal
Path:%SystemRoot%\system32\DRIVERS\ndistapi.sys
Registry key:HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\Services\NdisTapi

Default Behavior

Remote Access NDIS TAPI Driver is a kernel device driver. In Windows 7 it won't be started if the user doesn't start it. If Remote Access NDIS TAPI Driver fails to start, Windows 7 attempts to write the failure details into Event Log. Then Windows 7 startup should proceed and the user should be notified that the NdisTapi service is not running because of the error.

Restore Default Startup Configuration of Remote Access NDIS TAPI Driver

1. Run the Command Prompt as an administrator.

2. Copy the command below, paste it into the command window and press ENTER:

sc config NdisTapi start= demand

3. Close the command window and restart the computer.

The NdisTapi service is using the ndistapi.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 7 installation media.