1. The situation caused by the poor contact of the charging port of the charging bin (or headset).
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Solution: If the charging bin (or headset) charging port is in poor contact, it is necessary to contact the after-sales service of the Bluetooth headset in time to deal with the charging bin (or headset) charging port and solve the problem of not being able to charge.
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2. Something's in the way
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Solution: Perhaps the earcap of the earphone is blocking the charging contact port, adjust the position of the earphone, or take off the earcap to try.