Enhanced Storage Filter Driver (EhStorClass) Service Defaults in Windows 8
Enhanced Storage Filter Driver.
|Display name:||Enhanced Storage Filter Driver|
The Enhanced Storage Filter Driver service is a kernel device driver. In Windows 8 it is being loaded by Boot Loader before Kernel initialization. If Enhanced Storage Filter 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 EhStorClass service hasn't been started.
Restore Default Startup Configuration for Enhanced Storage Filter Driver
1. Select your Windows 8 edition and update pack, and then click Download.
2. Save the Win8_EhStorClass_Service_Startup.cmd file to a local storage device.
3. Run the saved file as an administrator.
4. Restart the computer.
The EhStorClass service is using the EhStorClass.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.