Connect it to the Treatlife APP and check whether there is an 'Indicator' or 'LED Indicator'. If yes, you can change the status of the led indicator light.
Kindly note that not all the smart switches have this function, only the new version, if you couldn't find the 'Indicator' or 'LED Indicator' function on APP, please send mail to our support team at support@treatlife.tech with the virtual ID of the switch.
Open the Treatlife/Smart Life APP --- Tap the device --- Click the pen icon in the upper right corner --- Find and Tap the 'Device Information' on the top --- Copy the 'Virtual ID'