How to do if Bluetooth remote control button failure?

Solution:
1. Whether the repairing attempt can be used.
2. Reload the battery (or replace it with a new one) 3-5 minutes after removing the battery.
3. After the battery is replaced, try the operation after the Bluetooth remote control is repaired.
4. Try to reset the device.
5. If the above operation fails to solve the fault, it is suggested to apply for after-sales service.