iPhone 12 Qi2 charging is a surprise upgrade in iOS 17.4

There was a surprise upgrade for some in iOS 17.4: tests reveal that it enabled iPhone 12 Qi2 charging, at the full 15W speed.

Support for 15W Qi2 charging was first announced for the iPhone 15, and then extended to the iPhone 13 and 14 through the iOS 17.2 update back in December of last year – and is now available for the iPhone 12 too …

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