Solution:
1. After installing the battery of the remote control, press the power button on the projector to start the machine, and press the confirmation button on the remote control to start the connection
2. Put the remote control close to the projector, hold down the "home" and "menu" keys at the same time, and let go when you hear the "drip" sound.After the connection is successful, the projector interface will display "connection is successful".
Note: during the connection, please keep the distance between the remote control and the projector no more than 20cm.