Try using a different USB cable or a different USB port directly on your motherboard. Avoid unpowered USB hubs. Inspect the HW-417 board for loose soldier joints around the USB connector. Issue 2: Driver Installs but the COM Port Does Not Appear
Windows 10 and 11 occasionally download this driver via Windows Update, but manual installation guarantees stability.
Open Terminal and type ls /dev/tty.usbserial* to see the connected device. 🐧 Linux Compatibility
Run this script: python3 hw417_v1_2_driver.py . This serves as your complete software driver. hw-417-v1.2 driver
: Double-click the downloaded setup file and follow the prompts to "Extract" and "Finish." Connect the HW-417 : Plug the module into your USB port. Verify in Device Manager : Right-click the Start button and select Device Manager . Expand the Ports (COM & LPT) section.
If you are using a Linux distribution, you are likely already aware that it has excellent built-in support for FTDI chips. The ftdi_sio kernel module is included by default. Just plug in your HW-417 V1.2 adapter, and the driver should load automatically. You can verify this by running dmesg or lsusb in the terminal to see if your device is listed.
Open a serial terminal (like PuTTY, Arduino Serial Monitor, or Tera Term) and select the correct COM port. Type characters into the terminal window. Try using a different USB cable or a
It is ideal for programming microcontrollers (Arduino/ESP32), debugging embedded systems, and interfacing with CNC machinery or industrial PLCs.
As with all driver-related tasks, your first stop should always be the hardware manufacturer's official website (for the FTDI chip, that's ). Avoid generic driver-updater software from unknown sources.
If successful, your device will appear in the list (e.g., /dev/tty.usbserial-1410 ). 3. Linux Installation Issue 2: Driver Installs but the COM Port
The required driver depends on the specific chip mounted on your board, as some versions use "non-genuine" or "clone" FTDI chips. Amazon.com Official Driver : For genuine chips, download the latest version from the FTDI Chip Drivers page Recommended Version (Windows)
To ensure stability and security, always download the driver from the official manufacturer (WCH) or reputable electronics hubs: wch-ic.com