The is required for all versions . Without it, you may experience:

On the , the SM Bus Controller is part of the Intel Lynx Point (Z87) Chipset . Consequently, the correct driver is not a standalone "SM Bus" file—it is bundled inside the Intel Chipset Device Software .

Download the latest Intel Chipset Device Software ZIP (version 10.1.19600 or newer). Extract it. Use Device Manager to manually update the SM Bus Controller. Reboot. Your classic Z87-Plus board will run as reliably as the day you bought it.

Use the cd command to enter the folder where you extracted the files (e.g., cd C:\Users\YourName\Desktop\Chipset_Folder ).