Microsoft driver for storage devices supporting IEEE 1667 and TCG protocols (EhStorTcgDrv) Service Defaults in Windows 8
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
The Microsoft driver for storage devices supporting IEEE 1667 and TCG protocols service is a kernel device driver. In Windows 8 it will not be started until the user starts it. If Microsoft driver for storage devices supporting IEEE 1667 and TCG protocols 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 EhStorTcgDrv service hasn't been started.
Restore Default Startup Configuration of 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 C:\Windows\System32\drivers directory. If the file is removed or corrupted, read this article to restore its original version from Windows 8 installation media.