1, please use the standard charging to charge the mobile phone, if the mobile phone connected to the standard charger without any reaction, the status bar and lock screen interface do not show charging, the mobile phone indicator light is not bright, you can first try to clean the phone and charger data line interface, replace the charger that can normally charge other mobile phones, try to charge.
2, the phone has not been used for a long time, or low power off after the case of not charging the phone in time, it may be the case of battery feed, it is recommended to connect the charger to charge for more than 30 minutes to see whether the phone has a reaction.
3, if the charger can be charged normally after replacement, it may be the charger and data cable fault, it is recommended to carry the charger and data cable purchase invoice that can not be charged to the network maintenance.
4. If the phone still does not respond after the above operation, it is recommended to back up the data in the phone and take the phone and purchase invoice to the network for maintenance.
1 Use the standard charger to charge. 2 Do not use the tablet and turn off the screen. 3 Disable background applications from running when the screen is locked. 4 On the Settings screen, tap Protected Background Apps and select the applications that are prohibited from running when the screen is locked. 5 In cold conditions, the ionic activity of lithium batteries will be reduced, the charging current will be smaller, and the charging time may be extended. In hot conditions, from the perspective of safety, the tablet will reduce the charging current, and the charging time may be extended. It is recommended that you charge in a suitable temperature environment and avoid extremely cold or hot environments.