Step 1: Open the Huawei mobile phone, enter the desktop, find and open the Settings function.
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Step 2, then find the battery option in the Settings page, and click on it.
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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.
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Step 4, click Open to open the dual engine super fast charge,
Use the original 66 watt charger can be activated, fast charging