Restart Windows 10 in Advanced Startup mode. Choose Troubleshoot > Advanced options > Startup Settings > Restart . Upon reboot, press 7 or F7 to select Disable driver signature enforcement . Re-run the installation script. Com Port Conflicts
Windows 10 is often capable of finding the driver automatically if the device is plugged in properly. Open . Click View optional updates .
The software will automatically detect the CH382SSP-1107 card and install the necessary drivers. Once completed, click and restart your computer.
: Follow the prompts to install. It will automatically detect the PCIe card and map the COM or LPT ports. Device Manager ) and look under Ports (COM & LPT) . You should see "WCH PCI Express Serial Port" or similar. Nanjing Qinheng Microelectronics Co., Ltd. Troubleshooting Tips Manual Update ch382ssp-1107 driver windows 10
Search for the driver series (the CH382 shares a unified driver package with the CH384 chip).
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Windows 10 requires signed drivers. The official WCH driver is WHQL certified , but if you face issues, you may need to disable Driver Signature Enforcement in Windows 10. Restart Windows 10 in Advanced Startup mode
Step 3: Manual Installation (If Automatic Installation Fails)
Right-click the downloaded CH38XDRV.EXE file and select . A small installation utility window will appear. Click the Install button.
This can happen if the driver installation was interrupted or if the card is not seated correctly. Try reinstalling the driver or checking the card's physical connection. Also, check if both COM ports are present in Device Manager under "Ports (COM & LPT)" after clicking "View" and selecting "Show hidden devices" . Re-run the installation script
: A previously installed or corrupted driver might be causing a conflict.
Look for an item marked with a yellow exclamation point, usually labeled , "PCI Simple Communications Controller" , or "Unknown Device" . Right-click the device and choose Update driver . Select Browse my computer for drivers .
For the safest and most reliable driver, always get it directly from the chip manufacturer. WCH provides the "CH38XDRV" software package for its entire CH38X family of chips. According to the manufacturer, this package is a that supports CH382 and CH384 chips.