Solution: No serial number was entered. Please contact the business hall to open an account and confirm that the package of Mango TV has been checked. Or whether the serial number of the set-top box is correct.

Common problems and solutions of TV set-top box;

Fault description: SmartLive is not running correctly, and the program is about to quit! You can enter the SmartLive and crash directory of the memory card and send us the zip compressed package. Thank you again for your use.

Processing method: just clear the data: clear the APK data of TV programs to zero (please process according to the situation of each box).

Fault description: AAA authentication failed. Please reset or check the account opening information.

Solution: Generally, it is a network load problem:

1) Check whether the network is normal. You can view the network in System Settings-Network Speed Measurement-Start Speed Measurement.

2) If the network is normal, you can turn off the set-top box, optical cat and router for five minutes and then turn them on again.

Fault description: Other fault handling. If other abnormal faults occur, the factory settings can be restored.

Solution: The above operations still can't solve the problem. Press the remote control setting key-Backup and Reset-Reset Media Box-Clear all contents to reset and restore.