The phone Settings path is as follows: Settings > Battery, turn on the wireless reverse charge switch. Note when reverse charging:
The charging power of wireless reverse charging is not very large compared with the original charger of the mobile phone, and the speed of daily charging of large-capacity devices will be slower, which is more suitable for emergency use in emergency situations.
Need to support the receiving device that meets the QI wireless charging protocol, whether to support the QI protocol, it is recommended to consult the equipment manufacturer, such as: electric toothbrush, razor, mouse, headset, toys, accessories, etc.; The receiving device is placed in a central position on the back of the phone.
Do not place metal materials such as bus passes and coins between the receiving device and the mobile phone. After the wireless reverse charging function of the phone is turned on, do not place the phone directly on the metal material.
Mate20 Pro\/Mate20 RS\/P30 Pro phones only support one-to-one reverse charging function, if two Mate20 Pro\/Mate20 RS\/P30 Pro phones turn on reverse charging at the same time, One Mate20Pro\/Mate20RS\/P30 Pro phone randomly switched to the receiving end, and the other Mate20Pro\/Mate20RS phone remained the transmitting end.
If the receiving device is powered off, turn it on first and then charge it wirelessly.
If wireless charging cannot be connected, place the receiving device on the back of the Mate20 Pro\/Mate20 RS phone for at least 5 seconds before moving it.
When the battery of the mobile phone (without the charger) is less than 20%, the mobile phone automatically turns off the wireless reverse charging function to ensure the normal work of the mobile phone itself and a good charging experience.