Hyper-V Storage Accelerator - Windows 8 Service
Virtual Storage Filter Driver by Microsoft Corporation.
This service also exists in Windows 10, 11 and 7.
Startup Type
| Windows 8 edition | Windows 8 | Windows 8.1 | Windows 8.1 Update 1 |
|---|---|---|---|
| Core | Manual | Manual | Manual |
| Pro | Manual | Manual | Manual |
| Enterprise | Manual | Manual | Manual |
Default Properties
| Display name: | Hyper-V Storage Accelerator |
| Service name: | storflt |
| Type: | kernel |
| Path: | %WinDir%\system32\DRIVERS\vmstorfl.sys |
| Error control: | normal |
| Group: | Extended Base |
Default Behavior
The Hyper-V Storage Accelerator service is a kernel mode driver. If Hyper-V Storage Accelerator fails to start, the error is logged. Windows 8 startup proceeds, but a message box is displayed informing you that the storflt service has failed to start.
Restore Default Startup Type of Hyper-V Storage Accelerator
Automated Restore
1. Select your Windows 8 release and edition, and then click on the Download button below.
2. Save the RestoreHyperVStorageAcceleratorWindows8.bat file to any folder on your hard drive.
3. Right-click the downloaded batch file and select Run as administrator.
4. Restart the computer.
Note. Make sure that the vmstorfl.sys file exists in the %WinDir%\system32\DRIVERS folder. If this file is missing you can try to restore it from your Windows 8 installation media.