1. Please follow the link to flash the firmware.
https://we.tl/t-wYi0ZwEE3o
After updating the firmware, please insert the card, plug in the charger, press the reset button, wait for 15 minutes and observe whether the charging light is on, and try to turn it on.
2. Please try to open the back shell and reconnect the place in the picture.
If it still cannot be fixed, please feel free to contact us with a photo or video.
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