batcmd.com Windows Vista Services

UMBus Enumerator Driver - Windows Vista Service

User-Mode Bus Enumerator by Microsoft Corporation.

This service also exists in Windows 10, 7 and 8.

Startup Type

Windows Vista edition without SP SP1 SP2
Starter Manual Manual Manual
Home Basic Manual Manual Manual
Home Premium Manual Manual Manual
Business Manual Manual Manual
Ultimate Manual Manual Manual

Default Properties

Display name:UMBus Enumerator Driver
Service name:umbus
Type:kernel
Path:%WinDir%\system32\DRIVERS\umbus.sys
Error control:normal
Group:Extended Base

Default Behavior

UMBus Enumerator Driver is a kernel mode driver. If UMBus Enumerator Driver fails to start, the error is recorded into the Event Log. Windows Vista startup proceeds, but a message box is displayed informing you that the umbus service has failed to start.

Restore Default Startup Type for UMBus Enumerator Driver

Automated Restore

1. Select your Windows Vista edition and Service Pack, and then click on the Download button below.

2. Save the RestoreUMBusEnumeratorDriverWindowsVista.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 umbus.sys file exists in the %WinDir%\system32\DRIVERS folder. If this file is missing you can try to restore it from your Windows Vista installation media.