Look under "Other devices" for "PCI Serial Port." Update Driver: Right-click the device and select Update driver . Choose "Browse my computer for driver software" .
Once installed, the ports should appear under Ports (COM & LPT) with designated COM port numbers (e.g., COM3, COM4). Common Troubleshooting CH38XDRV.EXE - Nanjing Qinheng Microelectronics Co., Ltd.
If you have a pre-built Dell tower, use the Dell PCIe Serial Card Driver . ch382ssp-1107 driver windows 10
Point it to the folder where you extracted the official WCH driver files.
For StarTech branded cards, download from their Support Portal . Technical Specifications Look under "Other devices" for "PCI Serial Port
CH38XDRV.EXE (Nanjing Qinheng Microelectronics) — Supports 32/64-bit Windows 10 and 11.
The CH382 chipset is a native PCIe-to-serial/parallel controller, which reduces CPU load by up to 48% compared to older "bridge chip" designs. PCIe x1 (compatible with x4, x8, and x16 slots). Common Troubleshooting CH38XDRV
Press Windows Key + X and select Device Manager .
To get your card running immediately, use the official drivers from the chip manufacturer:
