They can not be replaced, can only go to a professional mobile phone repair shop to replace
If the Apple wireless charging ring is broken, it means that the phone can not be charged using the wireless charging pad, but can only be charged using the data cable.
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2, the wireless charging receiving coil is to accept the current emitted by the wireless charging transmitting coil, when the transmitting coil emits the current, the receiving coil receives the emitted current to the current storage end.