Locate "PCI Serial Port" or "Unknown Device" under "Other devices" (with a yellow exclamation mark). Right-click the device and select . Choose Browse my computer for driver software .
Use only WCH CH382 drivers.
Installing drivers
Click , navigate to the unzipped folder containing your downloaded driver files, and click Next .
If you are running Windows 10 and facing a "Device driver software was not successfully installed" error or a yellow exclamation mark in Device Manager, this comprehensive guide will help you locate, install, and configure the correct driver. Understanding the CH382 Chip ch382ssp-1107 driver windows 10
The CH382SSP chipset acts as a bridge between the PCI Express bus and traditional UART serial/parallel protocols. While Windows 10 has a vast library of drivers, it often requires the specific WCH proprietary drivers to correctly map the COM/LPT ports, especially for multi-port cards. WCH CH382 / CH384 Operating System: Windows 10 (Compatible with 7/8/11) Driver Type: PCI Express to Dual Serial/Parallel Port 2. Where to Download the CH382SSP-1107 Driver
If the executable installer fails or does not detect the card, you can install the driver manually. Locate "PCI Serial Port" or "Unknown Device" under
The driver for Windows 10 is the CH38XDRV.EXE package provided by Nanjing Qinheng Microelectronics (WCH) . This driver supports the WCH CH382 chipset used in many PCI-Express (PCIe) serial (RS232) and parallel port expansion cards. Driver Download & Installation
Get the latest CH38XDRV.ZIP from the official WCH website. Use only WCH CH382 drivers
Getting a legacy PCIe expansion card working on Windows 10 is usually straightforward, and the WCH CH38XDRV driver is the key to success. Whether you are an industrial technician needing to connect a PLC, a business owner maintaining a legacy printer, or a hobbyist working with vintage hardware, this guide provides you with everything you need.