Problem Explanation：
The Bluetooth remote control is paired with the projector wireless, and the interference from the surrounding environment will affect the stability of the connection.
1. If the Bluetooth remote control fails to bind successfully, please refer to the following thoughts for troubleshooting:
(1) Check whether the battery positive and negative directions are correct.
(2) Put the remote control close to the projector (preferably within 10CM).
(3) Then take out the battery of the remote control and reinstall it, and then try to pair it.
(4) Check the battery power of the remote control and try to replace the battery before pairing it.
Notes:
Environmental interference will affect the connection stability of bluetooth remote control, such as Bluetooth, WiFi, etc.
