Hard disk damage is often a complicated problem when repairing phones, especially in models prior to iPhone 12, once mainboard hard disk damaged, it’s difficult to repair. In particular, if genuine hard disk data is also damaged, even replace a new hard disk and restore successfully, the phone can’t be activated. Because hard disk data of iPhone mainboard needs to match CPU data, therefore, if genuine hard disk data damaged, it can’t be read and written to new hard disk. We'll save iPhone XR with JC P13 programmer today, let’s do it now.

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