All you need to do is shut down your device, remove the battery if possible and use something small, such as a toothpick, to 'lever up' the little tab inside the USB port on your smartphone or tablet. Do so very carefully and gently, then reinsert your battery and plug it in again.
or this.
- Turn the phone off.
- Remove the battery.
- Wait 10 seconds.
- Plug in the charger.
- Insert the battery.
- Turn on the phone.
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