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Mobile phone charging has more current through, heat is sure, but depending on the charging speed and heat treatment, OPPO has fast charging, 5v 4a, belongs to low voltage and high current charging, compared with qc3.0, 9v1.5a, heat is more, so the heat is normal, not to mention in the summer or when using mobile phones, So try to use the mobile phone as little as possible when charging, although the use of the mobile phone when charging, the mobile phone will automatically reduce the charging speed, but because the mobile phone will be hot when using the mobile phone, so the overall look will be hot, try to avoid using the mobile phone when charging, or use a small current to charge the mobile phone (using no fast charger, will lead to slow charging), will reduce the degree of hot
one
Please make sure to use the original OPPO charging head and cable;
two
Try to replace the adapter and data cable, check whether it is caused by the adapter or data cable;
three
Confirm the habit of using the phone, whether to play with the phone while charging;
four
Confirm the ambient temperature of the mobile phone, the normal charging temperature range of the lithium battery is between 15 ° C -40 ° C, and the ambient temperature is low in winter, resulting in a decrease in the chemical reaction activity inside the battery. In order to protect the battery, at a certain low temperature, the charging limit will automatically decrease;