Obtain Firmware Version
FeasyBlue App
After establishing BLE connection with the FSC-BW236 Bluetooth module via the FeasyBlue App , view the firmware version information in the Configuration page.

UART AT command
Send the AT+VER command via the UART to view the firmware version information of the module.
Send: >>AT+VER
Response: <<+VER=FSC-BW236,V5.1.5 //Example, please refer to the actual reading result
Response: <<OK