In device manager, if you found the PCI devices changes to PCI Simple Communications Controller and with a yellow exclamation mark, it means that your PCI Simple Communications Controller driver is missing and your PCI device cannot be recognized by Windows 10. Contents: What is PCI Simple Communications Controller? PCI is short for Peripheral Component Interconnect, it is used to connect the devices to computer. A PCI device is plugged into the PCI slot on the motherboard. The network card is a typical PCI slot device. PCI Simple Communications Controllers missing is lack of the Intel Management Engine interface drivers. Normally it happens after you upgrade the system from Windows 7, 8 to Windows 10, all the devices and drivers are installed correctly, but maybe this one cannot installed. So try to download and update Intel management engine driver for Windows 10, 8, 7 to fix PCI simple communications controllers device driver missing problem. There are 3 ways you can download and update the IME Intel Management Engine driver. Solution 1: Update PCI Simple Communications Controllers Driver by Device Manager Using device manager to update the IME driver will be an easy way, you can try it at first. If you have already tried it, you can goes to solution 2 and solution 3 directly. Expand Other Devices and find the PCI Simple Communications Controller. Right-click it and choose Update Driver. Choose the first option: Search automatically for updated driver software. After that, Windows will search PCI devices drivers online and update it automatically. If this driver can find by Windows, you have already fixed it. If Windows remind that, you have already installed the latest version PCI Simple Communications Controller but the problem still exist, follow the below solutions. Solution 2: Download and Update Intel Management Engine Drivers Manually The Intel Management Engine driver will cause this error. So updating the Intel Management Engine driver can fixes the driver error perfect. But the manually way will be some complex, so be some patience. Of course, you can to use the automatic way. Goes to this page:. In the official download page, you will find an additional note: It means this error is caused by the incorrect Intel ME driver. Follow the installation to install it. After the Intel ME driver installed, you should restart your computer because the chipset-based driver need to reboot to take effect. And then you can goes to device manager, the PCI Simple Communication Controller disappears, it means the right PCI Simple Communications Controller drivers is installed. Note for Windows 7: If it is the Windows 7 PCI Simple Communications Controllers driver missing, you need to install a Kernel-Mode Driver Framework 1. After that, you can double-click to install it directly. And it can fully supports Windows 7, Vista and XP 32 bit and 64 bit. Solution 3: Update PCI Simple Communications Controller Automatically Updating PCI Simple Communications Controller driver in automatically way will be the best choice. It will save you more time in the whole process of finding the missing driver, downloading and installing the driver. More additional, if you have less knowledge about the PCI devices and IME, all the process will takes more time. You can use to help you. Driver Doctor can scan all computer hardware devices such as chipset, motherboard and its slots, find the missing and outdated drivers. Then provide the right and latest version of drivers for the computer. Using this way, you can download and update PCI Simple Communications Controller drivers for Windows 10, 8. The first step will help you detect the disappearing PCI Simple Communications Controller driver. Download or Download All. Find the Intel Management Engine and then download the driver. Install the downloaded driver automatically. Follow these steps, the Intel Management Engine will installed successfully. And it will fix PCI Simple Communications Controller not recognized error.
