Contacts all lost after jailbreak or Part of contact number erased from iPhone after iOS 8 update?
Don’t worry, you can restore from iTunes backup to get lost contacts from backup to your iPhone5/5S/5C(if you have backup your iPhone before contacts lost). Then How to restore contacts from backup to iPhone5/5S/5C via iTunes?
Can't miss: How to Extract& Recover data from encrypted iTunes backup
Here introduce an easy and fast way to recover contacts from iPhone5/5S/5C backup and you don't have to restore the whole backup. the answer is iFonebox, which is a powerful ios data recovery program that allows you to selectively extract data from backup and transfer data back to iPhone with a few clicks.
iFonebox 184.108.40.206 released: support recover from encrypted iTunes backup and transfer contacts, notes back to iPhone/iPad
Step 1: Free download iFonebox (Window & Mac),then lunch it on computer, select the “Recover from iTunes backup” mode in windows
Step 2: Select the backup file and hit on “Start Scan” to scan and extract contacts
Step 3 Restore and transfer contacts from iTunes backup to iPhone 5/5S/5C
When scanning finished, all files in iTunes backup are extracted and displayed here, Move your mouse to “Contacts” to preview the content one by one. Then choose those you want and click ”Transfer all selected to device” button to transfer those contacts back to your iPhone or click “Recover” button to save them on computer.