1. The network with unstable signal will be affected by the surrounding environment during operation, resulting in unstable signal or no signal. We will further optimize the network according to the actual situation. I suggest you pay attention to the perfection of the network first.
The second is the signal difference. If you have network quality problems, you can click on the feedback fault and provide us with the specific time and place. After registration, someone will follow up and deal with your problem.
Third, there is no signal. There is no signal on the mobile phone because the signal will be affected by various factors such as topography, landforms and tall buildings. If your location is relatively closed, the signal will be affected. I suggest you change your mobile phone card to that of your family or friends and try again.
If none of the above methods solve your problem, click Question Feedback? After registration, someone will follow up and deal with your problem.