Transfer files between computer and mobile phone
Move apps to memory card
It may be necessary to change the battery if it's faulty or remove and insert it again if your mobile phone isn't responding.
Remove back cover
Turn the back of your mobile phone towards you. Take hold of the back cover and remove it.
Remove the battery from your mobile phone.
Place the battery in your mobile phone (bottom first), matching the battery contacts with the mobile phone contacts, and press the battery into place.
Replace back cover
Place the back cover on your mobile phone and press it into place.
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