Microsoft driver for storage devices supporting IEEE 1667 and TCG protocols (EhStorTcgDrv) Service Defaults in Windows 10

Microsoft driver for storage devices supporting IEEE 1667 and TCG protocols by Microsoft Corporation.

Default Settings

Startup type:Manual
Display name:Microsoft driver for storage devices supporting IEEE 1667 and TCG protocols
Service name:EhStorTcgDrv
Service type:kernel
Error control:normal
Group:SCSI Class
Path:%SystemRoot%\System32\drivers\EhStorTcgDrv.sys
Registry key:HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\Services\EhStorTcgDrv

Default Behavior

Microsoft driver for storage devices supporting IEEE 1667 and TCG protocols is a kernel device driver. In Windows 10 it is starting only if the user, an application or another service starts it. If Microsoft driver for storage devices supporting IEEE 1667 and TCG protocols fails to start, the failure details are being recorded into Event Log. Then Windows 10 will start up and notify the user that the EhStorTcgDrv service has failed to start due to the error.

Restore Default Startup Configuration for Microsoft driver for storage devices supporting IEEE 1667 and TCG protocols

1. Run the Command Prompt as an administrator.

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

sc config EhStorTcgDrv start= demand

3. Close the command window and restart the computer.

The EhStorTcgDrv service is using the EhStorTcgDrv.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.