batcmd.com Windows 10 Services

Virtual Machine Bus - Windows 10 Service

Microsoft Hyper-V Virtual Machine Bus Child Driver by Microsoft Corporation.

This service also exists in Windows 7 and 8.

Startup Type

Windows 10 edition 1507 1511 1607 1703
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Default Properties

Display name:Virtual Machine Bus
Service name:vmbus
Type:kernel
Path:%WinDir%\System32\drivers\vmbus.sys
Error control:normal
Group:System Bus Extender

Default Behavior

The Virtual Machine Bus service is a kernel mode driver. If Virtual Machine Bus fails to start, the error is logged. Windows 10 startup proceeds, but a message box is displayed informing you that the vmbus service has failed to start.

Restore Default Startup Type for Virtual Machine Bus

Automated Restore

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

2. Save the RestoreVirtualMachineBusWindows10.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 vmbus.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.