1. Firstly, there are the following reasons:
(1) Check whether the phone supports fast charging. You can enter your \"specific phone model fast charging\" on the official website.
(2) Check whether the original charger and charging cable are used. If not, please replace the original parts.
(3) Some machines have a fast charging switch, which needs to be opened manually (the specific model of different operation methods can be queried on the official website of your mobile phone brand).
Clean the phone jack or data cable port