First, tap the Settings icon from your desktop to access the Settings function.
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Once in the Settings screen, tap the battery option inside.
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On the battery interface, go down to find the two engine flash charge a few words, at this time, it is found that the button on the right is gray.
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Turn the gray slider to the right, so that the flash charge mode is turned on, and when recharging, you can greatly save time
First step, open the phone, enter the desktop, find and open the Settings function,
Step 2, then find the battery option in the Settings page, and click on it.
The third step, under normal circumstances, the dual engine flash charge is off, and it will be normal fast charge mode when it is off.
Step 4, click Open to open the dual engine super fast charge,