Windows 10 does not include a native driver for every specific motherboard chipset, including the SM Bus Controller. After a fresh OS installation, Windows cannot automatically detect and configure this component, so it flags it as an unrecognized device.
Below are the primary and most reliable methods to resolve the driver issue on your Dell system.
If you have downloaded the driver from Dell but it doesn't seem to install automatically, you can force the installation: sm bus controller driver windows 10 64 bit dell
Navigate to the extracted driver folder and complete the installation
SM Bus stands for . It is a lightweight, two-wire interface based on I²C (Inter-Integrated Circuit). In simple terms, it is the "nervous system" that allows the motherboard to talk to low-bandwidth devices. Windows 10 does not include a native driver
Look for a driver labeled (or AMD Chipset Device Software if your PC uses an AMD processor). The SM Bus Controller driver is bundled inside this chipset package. Click the Download button next to the driver. Step 4: Install the Driver
Open (pre-installed on most Dell PCs) or download it from Dell's site. If you have downloaded the driver from Dell
Download the package for Windows 10 64-bit.
Download the (often listed as an INF utility). Run the .exe file and restart your computer. 💻 Alternative Fix: Manual Device Manager Update