What am I seeing?
Device Manager displays an exclamation point for the SMBus controller or lists it under Other Devices.

  1. Sm Bus Controller Driver Windows 10
Universal Sm Bus Controller Driver Windows 7

Sm Bus Controller Driver Windows 10

Dec 14, 2012  The SM Bus controller is the System Management Bus Controller. And your computer will run better if you find the right drivers for your motherboard. The SM Bus Contollers usually come as part of the Chipset Drivers.


How to fix it
Download and run the Intel® Chipset Software Installation Utility so Windows* properly recognizes the SMBus controller.

NoteSMBus is the System Management Bus used in personal computers and servers for low-speed, system management communications. A SMBus controller is integrated into most Intel® chipsets.
Related topic
Intel® Chipset Device Software Update Through Microsoft Windows* Update Overwrites Existing Device Drivers Causing Loss of Functionality