indicator does not light up

#1

Hello, we have a problem. When the robot is turned on, the indicator does not light up. And when connected to a computer, the error “The current serial port is not connected to Dobot, please select the correct port!” What could be the reason for this problem?

#2

When encountering this situation, you need to re-burn the firmware for the Magician. Refer to the link

#3

It still not working after doing these steps