how can an iphone5 be reset to new in the box?
how can an iphone5 be reset to new in the box?
iPhone 5, iOS 8
If you are asking if the phone can be restored to the OS that was available when the phone was new it can't be done. Only the latest OS release can be installed.
If you want to know how to restore your device to factory settings with the latest OS follow these instructions.
Use iTunes to restore your iOS device to factory settings - Apple Support