– Does its job perfectly once installed, but the installation process is unnecessarily obscure.
The tiny driver that stops your entire installation. Overall Rating: ⭐⭐⭐☆☆ (3/5 – Essential but frustrating) The SMBus (System Management Bus) Controller driver is not a glamorous piece of software. It doesn’t boost FPS, enable Wi-Fi, or improve your desktop wallpaper. Yet, on Windows 7, if this driver is missing (marked with a yellow exclamation mark in Device Manager), your system is essentially crippled. windows 7 sm bus controller driver