Wch Ch382l Driver Windows 10 Jun 2026

If Device Manager shows nothing—not even a "PCI Serial Port" with an error—the issue is likely hardware-related.

If you want to confirm your chip, it usually shows up with Hardware ID PCI\VEN_1C00&DEV_3253 in Device Manager.

Right-click the unrecognized device and select . Choose Browse my computer for drivers .

Windows 10 enforces strict driver signing policies. If you install an older version of the CH382L driver, Windows may block it, throwing a Code 10 (Device cannot start) or Code 52 (Driver not digitally signed) error. wch ch382l driver windows 10

Provide steps to if you are getting code errors in Device Manager. Help you configure COM port settings for specific software. Let me know how you'd like to narrow down the solution . Share public link

When the specialized prompt opens, click the prominent button.

The CH382L is a PCIe bridge chip designed by Nanjing Qinheng Microelectronics (WCH). It converts a PCI Express If Device Manager shows nothing—not even a "PCI

This points to a driver conflict, corruption, or a resource issue.

Locate the downloaded file (usually CH38XDRV.ZIP or CH38XDRV.EXE ). Extract the file if it is in a ZIP archive.

A: Yes. The CH382L chip is also supported on Linux. The driver is included in the Linux kernel since version 4.15. For older kernels, you can find the open-source driver on the WCH official GitHub page. Choose Browse my computer for drivers

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Turn off your PC and move the CH382L card to a different PCIe slot. If the issue persists, enter your motherboard's BIOS/UEFI settings and ensure that the PCIe slot configuration is set to "Gen 1" or "Auto" rather than "Gen 3/4". 2. COM Port Number Assignment is Too High

To install the WCH CH382L driver on Windows 10, follow these steps:

If you experience dropped packets or garbled text when using connected serial devices:

WCH CH382L Driver Windows 10: Complete Installation & Troubleshooting Guide