: The phone shows the lightning bolt or charging animation, but the battery percentage never increases, or drops over time.
: You should read a steady voltage between 3.7V and 5V . pp-var-usb-rvp
Once identified (often a capacitor like or C4012 ), it must be removed. : The phone shows the lightning bolt or
When you plug a charger into an iPhone, power does not go straight to the battery. It must pass through several stages of validation, filtering, and protection. lives at the very front of this chain. but the battery percentage never increases