Windows 10 Services

Microsoft Hyper-V Storage Accelerator - Windows 10 Service

Virtual Storage Filter Driver by Microsoft Corporation.

This service also exists in Windows 7 and 8.

Startup Type

Windows 10 version Home Pro Education Enterprise
1507 Manual Manual Manual Manual
1511 Manual Manual Manual Manual
1607 Manual Manual Manual Manual
1703 Manual Manual Manual Manual
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1803 Manual Manual Manual Manual

Default Properties

Display name:Microsoft Hyper-V Storage Accelerator
Service name:storflt
Error control:normal
Group:Extended Base

Default Behavior

The Microsoft Hyper-V Storage Accelerator service is a kernel mode driver. If Microsoft Hyper-V Storage Accelerator fails to start, the error is logged. Windows 10 startup proceeds, but a message box is displayed informing you that the storflt service has failed to start.

Restore Default Startup Type for Microsoft Hyper-V Storage Accelerator

Automated Restore

1. Select your Windows 10 edition and release, and then click on the Download button below.

2. Save the RestoreMicrosoftHyperVStorageAcceleratorWindows10.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 to save changes.

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 10 installation media.