1. It may be that the contact between the magnetic charging head and the charging cable is poor or the interface has been damaged, and a new magnetic charger needs to be updated.
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2. It may be that there is a foreign body blocking the charging port of the device, resulting in failure to charge. Try to clean the charging port.
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3, it may be the device charging port or charging power chip fault, need to carry the device to the after-sales inspection and replace the corresponding components.