A yellow triangle with a black exclamation mark popped up on Lena’s screen: "SM Bus Controller has a driver issue."
"All aboard!" Sam cheered, starting his engine. But as he merged onto the new Windows 10 highways, everything was different. The signs were in a new code, the speed limits had changed, and the other drivers (new system processes) didn’t recognize his old SM Bus signals. sm bus driver windows 7
If you ever see an error for the "SM Bus Controller" (especially after upgrading from Windows 7), don’t panic. It doesn’t mean your computer is dying. It simply means your friendly SM Bus driver needs a new chipset driver to learn the roads of your current operating system. A yellow triangle with a black exclamation mark