Ali-rs232-upgrade-tool-v1-2-0 Downloader ((install)) -

Lower the Bits Rate from 115200 to 57600 within the tool settings. If the issue persists, install updated drivers for your serial adapter. "File size mismatch" or "Invalid File"

Lower the Bits per second (Baud rate) in the application settings to 115200 or 9600 to maintain stability over cheap USB adapter cables. Safety Precautions for Safe Flashing ali-rs232-upgrade-tool-v1-2-0 downloader

: Wait until the tool reports a successful finish and the receiver display stops blinking before disconnecting. Safety and Troubleshooting Tips Lower the Bits Rate from 115200 to 57600