iphone4s hang at ios 8.1.3
my iphone4s 16gb in ios 7.1.3 dun have any hang . after i upgrade to ios 8.1.3 it hang a few times i even try to restore and restore to default it still the same. so i would like to request to bak to ios 7.1.3 please. or any other solution?
iPhone 4S, iOS 8.1.3, null