If the mobile phone is not charged, it may first be that the charging plug or data cable is broken, you can change a plug or data cable, and then there may be a problem with the battery, the battery is corrected or the battery is taken off and charged, and then it may be that the mobile phone system is faulty, you can shut down and restart it again, and finally there may be a quality problem with the mobile phone. Return it to the original factory or go to the phone repair shop for processing.