It should be a system problem, upgrade the system or restart it, plug in more power, unplug more power, observe more, he has a plus sign above, a lightning is full charge, two lightning is fast charge, if a lightning, unplug for a change, another charger to try, if not, that is the system to do it again
The fast charging function of the red rice mobile phone suddenly became an ordinary charging form, which is because the charging device has changed or the fast charging mode has been artificially closed. If you need to open the Redrice mobile phone fast charge mode, the specific method is:
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Step 1: Open your phone's Settings.
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Step 2: Find more Settings and click.
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Step 3: Find the dual engine flash charge and turn it on, and charge it with the original charger.
In this case, you can unplug your charger and then reinsert it, or plug the charging head in reverse. If you really can't, I suggest you restart the phone again, thank you.