If your VEN is 8086 , it’s likely an component (e.g., a UART or AMT Serial Over LAN).
Do use generic "driver updater" tools. The correct driver can be obtained from: exclusive download driver pci serial port 60806a
Always trust , Intel , or your PC Manufacturer's website (HP/Dell/Lenovo) . If your VEN is 8086 , it’s likely an component (e
If the "PCI Serial Port" error is on an Intel-based motherboard rather than an add-on card, you likely need the Intel Active Management Technology (AMT) driver instead. How to Install the Driver Manually If your VEN is 8086