Launch the sscom5.13.1.exe file. If the interface defaults to Chinese, look for the "English" checkbox at the bottom to toggle the language.
Obtain the latest ZIP file from a trusted repository like DriveTheLife or official hardware support pages like Waveshare Wiki . sscom v5 13.1 english version download
The software is distributed as a single executable file that requires no installation ; you can run it directly from a USB drive. How to Download and Setup Launch the sscom5
If your COM port is not appearing in the list, ensure you have the latest drivers for your USB-to-Serial adapter. Tools like Driver Talent can automatically identify and install missing or FTDI drivers required for communication. The software is distributed as a single executable
Are you connecting a specific (like an ESP32) or a sensor module that requires a specific baud rate?