Even if the driver is installed, make sure you have selected the correct COM port under Tools > Port in your IDE. Conclusion jxmcu driver
In many cases, JXMCU hardware is actually a of the WCH CH340 or CH341 series chips. Because of this, the standard CH340 drivers often work perfectly. However, depending on the specific hardware ID (VID/PID) assigned by the manufacturer, Windows or macOS may not automatically associate the generic driver with the JXMCU-labeled device. How to Install the JXMCU Driver Step 1: Check your Device Manager (Windows) Connect your device to your computer via USB. Right-click the Start button and select Device Manager . Even if the driver is installed, make sure
Select (or Manufacturer) and choose the CH340/CH341 driver manually. Troubleshooting Common Issues Even if the driver is installed