Lenovo Pci Serial Port Driver Jun 2026
After installation, Device Manager should show:
If you're still experiencing issues after updating the driver:
A PCI serial port driver is a software component that enables communication between your computer's operating system and the serial port on your motherboard. The serial port, also known as a COM port, is a legacy interface used to connect devices such as modems, printers, and serial mice.
The "PCI Serial Port" in Device Manager typically refers to a legacy serial port (COM port) interface built into the chipset. On modern Lenovo laptops (ThinkPad, IdeaPad, Legion) and desktops (ThinkCentre, Legion Tower), this driver is almost always part of the or the Lenovo Chipset Driver .