1. Open your phone Settings
2. On the Settings page, click Battery options
3. Click the button to turn on the rear side of the dual-engine flash charge
4, open the successful recovery of super fast charge
To restore Super Fast charge, try the following:
1. Confirm whether the original charger is used;
【 Tip 】 Include charger plug and data cable;
2. Some mobile phones have fast charging switch: setting - battery - fast wired charging - sliding open;
3. Check whether the system has a new version and upgrade the system.
4. If no, back up important data (such as contacts, SMS messages, and photos) and restore the factory Settings.
If the problem persists, please bring the purchase invoice, repair card and machine to the service center for inspection.