If this driver is missing, your Dell laptop might experience issues like:
The safest and most reliable way to fix this issue is to fetch the driver directly from Dell. Dell customizes its motherboard chipsets, and using their repository ensures absolute system stability. Step 1: Find Your Dell Service Tag
If not already installed, download and install SupportAssist from the Dell Support website
: Without this driver, your PC might not accurately report processor or memory temperatures.
Run the installer. This tool forces Windows to properly label chipset components, transforming "SM Bus Controller" into "Intel(R) 300 Series Chipset Family PMC" (or whichever generation matches your CPU). For AMD Processors: Go to . sm bus controller driver windows 10 64 bit dell
It was so specific it felt like a spell.
On a Dell system with Windows 10 64-bit, the SM Bus Controller is almost always part of the (or AMD Chipset drivers, depending on your processor). When this driver is missing, Windows cannot communicate properly with the motherboard, resulting in a yellow exclamation mark in Device Manager under "Other devices". Why is the Driver Missing?
Run the executable file, follow on-screen instructions, and restart. Method 3: Use Device Manager to Update
Run the installer to map your motherboard's chip components correctly. Reboot your system to apply the changes. Troubleshooting Persistent Errors If this driver is missing, your Dell laptop
Allow SupportAssist to scan your system for missing or outdated drivers
A: While your computer will boot and run basic applications without it, the SM Bus Controller is important for system monitoring functions, including temperature and voltage readings. Installing the driver ensures all motherboard features work correctly.
If you prefer manual installation, you can download the driver directly using your computer's unique identifier. Step 1: Find Your Dell Service Tag
Navigate to the "Drivers & Downloads" section, filter by category, and select your Windows 10 64-bit operating system. Look for a driver package with names like: Run the installer
: For most Dell systems, the installation is straightforward through the Dell Support Page Service Tag to find specific chipset drivers. Common Pros & Cons How to install SM bus controller driver
If you have recently reinstalled Windows 10 on your Dell computer, you may have looked in Device Manager and seen a small yellow triangle next to an entry named This is a common issue on Dell systems, but it is typically an easy one to solve. This guide explains exactly what the SM Bus Controller is, why it doesn’t have a driver, and the best ways to fix the problem and download the correct driver.
Open , right-click SM Bus Controller , and choose Properties . Switch to the Details tab. Click the Property dropdown menu and select Hardware Ids .
You may also find multiple devices with the same error, including entries labeled , PCI Memory Controller , or Unknown Device . These are all related to missing chipset drivers as well.