Dell Optiplex 780 Pci Serial Port Driver Upd May 2026

Here is the content structured for a support article or knowledge base entry regarding the . Dell OptiPlex 780: PCI Serial Port Driver Installation Guide Overview The Dell OptiPlex 780 may display a "PCI Serial Port" entry under Other Devices in Device Manager after a clean installation of Windows 7, Windows 8.1, or Windows 10. This is not a true serial port (COM port) but rather the Intel Management Engine (ME) interface.