You can't use a 66w charger.
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Honor v10's standard charger supports 5V\/4.5A super fast charge, charging power of 22.5W, and built-in 3750mAh large-capacity battery. Honor v10 supports Honor Supercharge fast charging technology, equipped with 5V\/4.5A maximum 22.5W power charger, the maximum charging power is 22.5w, so Honor v10 can not use 66w charger.