NetBT Service Defaults in Windows 8

This service implements NetBios over TCP/IP.

Default Settings

Startup type:System
Display name:NetBT
Service name:NetBT
Service type:kernel
Error control:normal
Group:PNP_TDI
Path:%SystemRoot%\System32\DRIVERS\netbt.sys
Registry key:HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\Services\NetBT

Default Behavior

The NetBT service is a kernel device driver. In Windows 8 it is being loaded and initialized at Kernel initialization. If NetBT 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 NetBT service hasn't been started.

Dependencies

NetBT can't start, if any service from the list below is disabled or not available:

If NetBT is disabled, the TCP/IP NetBIOS Helper service will not be started and initialized.

Restore Default Startup Configuration for NetBT

Before you begin doing this, make sure that all the services on which NetBT 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 NetBT start= system
sc start NetBT

3. Close the command window and restart the computer.

The NetBT service is using the netbt.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.