one
The phone's system is malfunctioning, which is causing problems with the battery level display. This problem is the easiest to solve, you can directly shut down and restart, which is equivalent to data refresh, and the general power display will return to normal.
two
The charger is faulty. This failure is the main reason why mobile phones cannot be charged. So how to judge the charger is good or bad. It's actually very simple, try another charger. If you can charge it, then you can conclude that the charger is faulty, and you can only buy another charger.
three
The charger and the phone contact is not good, this situation is also very common, due to careless phone users, the result of the charger is not plugged in. The solution is to switch ports back and forth.
four
Mobile phone battery problems, in general, mobile phone battery problems are rare. But once there is a problem, it is a big problem and must be paid attention to. Therefore, when it is found that the charger and the mobile phone system are not faulty, the battery should be checked.