Fast charging of mobile phones has become slow charging due to the following reasons:
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1, it is possible to change a charging cable, charging will be slow.
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2, the charging temperature is too high, the battery temperature will be higher than a certain value, so that the charging current will gradually decrease, so that the charging speed will slow down, resulting in a decrease in the charging speed.
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3, the data cable interface can not be fully plugged into the phone, so fast charging may enter the ordinary charging mode, resulting in slow charging.
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4, working in a dusty environment, the phone is exposed for a long time, resulting in dust into the charging interface. If you often put the phone in your pants pocket, and the charging port faces down, it is also easy to let the charging interface of the phone into ash. After the dust enters the mobile phone, it is easy to block the charging port, resulting in poor charging contact, which will also make the mobile phone charge slowly.
Fast charger becomes slow charger for the following reasons
First, the use of too long a little aging, making the speed of charging slow
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Second, it may be that the charger or the data line starts to have a problem, you can change a line to try and check