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What is the “PCI Simple Communications Controller” & How to Fix the Driver Error (Windows 10/11)

After installing the driver, reboot your PC. The yellow mark should disappear, and the device will rename itself to something like “Intel(R) Management Engine Interface.” Have questions? Drop a comment below with your PC model, and we’ll help you find the right driver.

Tech Support Team Reading time: 4 minutes

If you’ve just reinstalled Windows or built a new PC, you might have opened and spotted a yellow exclamation mark next to a mysterious entry: “Kontroler PCI Simple Communications” (PCI Simple Communications Controller).