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WPCentral Question
guys can someone help? my lumia 520's battery drains dam fast meaning 20% in an hour my battery saver is on,3g is off,bluetooth is off and only wifi is on i just use for web browsing and no back ground app are running i also noticed that when my battery is at 40% i just checked my one new messaged and BOOM! battery jumped to 30%! it happned on win 8.0,8.1 and happning on 8.1 GDR1 too! do i need a new battery?