Reason:
Mi True Wireless Earphones charging box is considered charging mouth generality chose Type - C interface, development and design when considering the ease of using the Type - C D + D - as upgrade software and debug, but a serial port protocol, computer USB interface of USB protocol, when using the Type - C headphones cable connection and the computer, the actual identification is USB interface structure, it is convenient to use existing USB charging, plug the COM port on the computer USB interface, protocol is wrong, so the computer can't identify. This problem will not occur if it connects to the computer with the charging cable of the earphone.