Driver [upd] | Lenovo Pci Serial Port

1. What is the "PCI Serial Port" Driver? 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 Intel Management Engine (ME) Interface or the Lenovo Chipset Driver .