Restarting on its own
My iphone 6 keeps restarting on its own in every few minutes within 6 hours of updating it to the latest ios version. It does starts and i can use it till it restarts again. please suggest how to fix it.
iPhone 6, iOS 12
reset http://support.apple.com/kb/HT1430
if that does not sort it
restore from backup, restore as new device. http://support.apple.com/kb/HT1414