Windows 10 Services

UMBus Enumerator Driver - Windows 10 Service

User-Mode Bus Enumerator by Microsoft Corporation.

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

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
1709 Manual Manual Manual Manual

Default Properties

Display name:UMBus Enumerator Driver
Service name:umbus
Error control:normal
Group:Extended Base

Default Behavior

The UMBus Enumerator Driver service is a kernel mode driver. If UMBus Enumerator Driver fails to start, the error is logged. Windows 10 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 10 edition and release, and then click on the Download button below.

2. Save the RestoreUMBusEnumeratorDriverWindows10.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 10 installation media.