Typical current instability. It is recommended to change the original charging cable and charging head first, or change the data cable and charging head that you think is no problem to try to see whether the problem is the mobile phone, the problem of the data cable or the problem of the charging head? Check in turn.
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If there is a problem with the mobile phone, you need to find a after-sales replacement.
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If the charger is a problem, it is recommended to buy a big brand of quality guaranteed charger, poor quality charging head or data cable may have slow charging speed, current instability and a variety of problems.
The slowness is caused by poor contact. When charging, the charger, data cable, and mobile phone charging interface are not in contact, which may lead to slow charging, unable to enter the fast charge or unable to charge, please plug and remove the charger several times to solve the problem.