one
If you use a non-original charger to charge, the software will identify it as a non-standard charger and limit the charging current, resulting in insufficient charge.
two
The normal charging temperature range of lithium batteries is between 15 ° C -40 ° C, and the ambient temperature is low in winter, resulting in reduced chemical reaction activity inside the battery. In order to protect the battery, at a certain low temperature, the charging limit will automatically decrease;
three
The battery of the mobile phone deteriorates after being used for a long time and needs to be replaced with a new battery.