Optiplex 780 Pci Serial Port Driver <Fast>

| Chipset | Recommended OS | Driver Source | |-----------------------|-------------------------------|--------------------------------------------------------------------------------| | MosChip MCS9865 | Windows 7 / 10 (32‑bit only) | Official MosChip site (last updated 2013) – no official 64‑bit Windows 10 driver | | OXPCIe952 (Oxford) | Windows 10/11 64‑bit | Use built‑in serenum.sys / serial.sys after forcing hardware ID in .inf | | FTDI FT4232H (4‑port) | Windows 10/11 64‑bit | FTDI’s official VCP driver – fully signed, works well with OptiPlex 780 | | Startech 1P model | Windows 10/11 64‑bit | Startech provides signed drivers for their cards based on the above chipsets |

The Dell OptiPlex 780, released around 2009–2010, uses an Intel Q45 Express chipset. It does not include a built‑in serial (COM) port on the motherboard. A PCI or PCIe serial port card is required. The primary issue is driver support, especially for modern Windows versions (Windows 7, 8.1, 10, and 11) and 64‑bit operating systems. optiplex 780 pci serial port driver

Here’s a draft review for an OptiPlex 780 PCI serial port driver issue. You can use this as a troubleshooting guide or internal documentation review. Review of Dell OptiPlex 780 – PCI Serial Port Driver Compatibility | Chipset | Recommended OS | Driver Source