iTunes allows you to backup and restore the previous backup, but the recovery is completely which will cover the existed data in your iPhone and it does not allow you to selectively recover the data you like. If you want to selectively restore and transfer iTunes Contacts back to your device, you need the help of some third-party software, like iFonebox.
iFonebox, iTunes Contacts extractor, helps you selectively recover your iTunes Contacts to save them directly on your computer and transfer back to your device. If you did not have the backup folder in iTunes, never mind, iFonebox also supports to recover deleted Contacts and transfer them back to iPhone without iTunes backup.
Free download the trail version to preview iTunes Contacts in the interface of iFonebox and get the full version to extract iTunes backup Contacts to computer or iPhone.
How to Restore iTunes Contacts back to iPhone
Tips: Always do regular backups of your iPhone, e.g. weekly or daily, depending on how much you use it, for data lost.
Step One: Choose Recovery Mode
Install and launch iFonebox on your computer, connect iPhone with computer through USB cable. Then click “Recover from iTunes Backup” button on the interface to proceed to next step.
Step Two: Choose iTunes Backup
Then you will enter into a window which display all the iTunes backup in your computer that iFonebox installed. Choose the backup you need and click “Start Scan” to begin scanning and analyzing the backup.
Step Three: Preview and Transfer iTunes Contacts to iPhone When the scanning is finished, all the iTunes Contacts can be previewed in the interface, click “Contacts” in the category bar and pick out these Contacts you want to transfer back to iPhone, then click “Transfer all Selected to device”, just a few seconds, all the Contacts items have been restored to your iPhone.
So easy and convenient, right? Just use iFonebox to help you recover and transfer your iTunes data.