Unsupported Browser Detected

The Lenovo Support website supports Microsoft Internet Explorer 10+, Mozilla Firefox 29+, Chrome 34+ and any other modern web browser.

      SMBus Controller not recognized in Device Manager


      Windows does not recognize the SMBus controller. Device Manager shows a yellow question mark for the SMBus controller. Device Manager lists the SMBus controller under Other Devices.

      Affected Brands

      All Idea Laptops

      Operating Systems

      • Windows XP
      • Windows Vista
      • Windows 7
      • Windows 8/8.1
      • Windows 10


      To fix this issue, please install Intel Chipset Driver.

      Steps to download Intel Chipset Driver:

      1. Go to Lenovo support site
      2. Search your product
      3. Set Component as Chipset, look for Intel Chipset Driver and choose corresponding OS, then download

      Related Articles




      • Alias ID: IN20100524-006
      • Document ID: HT071840
      • Last Updated :27 Apr 2016
      • © 2016 Lenovo