iPhone 6 randomly shutting down, any suggestions how to fix this?
MY iPhone 6 shuts down randomly even fully charged.Any suggestions as to what us wrong or hiw to fix?
iPhone 6, iOS 9.3.1
To make sure that this is not software related, set it back to factory settings and test it without using the backup data at first. If it is working again, restore from the latest backup. If it is still having issues, get it checked by Apple or an Apple Authorized Service Provider.
Use iTunes to restore your iOS device to factory settings - Apple Support
iPhone - Contact Support - Apple Support