1. The first step is to open vivo mobile phone and click to enter the phone's setting interface, and then find more setting options in the setting interface and click to enter.
2. Click to enter the more Settings interface, we can see the dual engine flash charge function in the interface, and then need to click in.
3. Click to enter the dual-engine flash charging function interface and turn on the switch of this function. After opening, charging with the original charger of the mobile phone is the state of flash charging.
4. Due to the different models of vivo mobile phones, the function position of dual-engine flash charge will also change slightly. If you can't find the dual-engine flash charge function in more Settings, you can enter the battery function interface of the phone.
5. Then you can see the dual-engine flash charge function in the battery interface, click to turn on this function. If neither of the two methods can find the dual-engine flash charge function, it means that the phone model does not support this function.
1. In vivo mobile phone desktop, click the Settings icon to enter.
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2. Go to the Settings menu and click More Settings.
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3. Click the dual-engine flash charge option to go to the next step.
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4. Turn on the switch of the flash charge option for both engines.