my phone(4s) switches off automatically at 20% and doesnt start till i cahrge it,and once i put it on charge it shows batterl level 28%,earlier my battery wud drain till 1% then it used to switch off please help
my phone(4s) switches off automatically at 20% and doesnt start till i cahrge it,and once i put it on charge it shows batterl level 28%,earlier my battery wud drain till 1% then it used to switch off please help
iPhone 4S, iOS 5.1.1