Result: If the exclamation mark disappears, your problem is solved. If Windows says "The best drivers for your device are already installed," proceed to Method 2.
| Action | Safe for all users? | |--------|---------------------| | Ignore it (PC works fine) | ✅ Yes | | Install via Windows Optional Updates | ✅ Yes | | Install from PC/motherboard manufacturer | ✅ Yes | | Install from Intel directly | ⚠️ Only if sure of chipset | | Disable the device | ✅ Yes | | Use a third-party “driver updater” tool | ❌ Never |
If Windows cannot find the driver automatically, you must identify exactly what the device is so you can download the correct file manually. pci simple communications controller driver windows 10
If you built the PC yourself or cannot find your manufacturer's page, Intel offers a tool to do the work for you.
In Device Manager, right-click PCI Simple Communications Controller and select Properties . Result: If the exclamation mark disappears, your problem
Choose Search automatically for drivers .
This is the safest method to ensure system stability. Choose Search automatically for drivers
A PCI Simple Communications Controller is a type of hardware component that enables communication between devices on a computer's Peripheral Component Interconnect (PCI) bus. It's a generic term used by Microsoft to describe a device that allows for basic communication between devices.
You will see a value that looks something like this: PCI\VEN_8086&DEV_1C3A&SUBSYS_...
Before downloading anything, you must identify the exact hardware vendor and device ID. Do not use “driver updater” tools – they often install malware or wrong drivers.