Guide: How to Recover Lost Data from iPod Touch
Step 1. Run the Program and Choose the Recovery Mode
Download the software on your computer or Mac and then install and run the program.
Then the interface of the software will show up showing two kinds of recovery mode for you to choose. "Recover from iTunes Backup File" and "Recover from iOS Device", just click the first on and go on.
Step 2. Extract your iTunes Backup
Log in your iTunes with your account and password then the program will automatically find and list all your iTunes files. Choose the one for your iPod and then begin to extract the content by clicking the "Start Scan" button.
Step 3. Review and Recover Lost Files from iPod Touch Backup
After the scan, all contents will be extracted and displayed in categories. You are allowed to preview all of them by choosing the category on the left side of the window. As you find the files you want, tick them and click "Recover" button to restore them on your computer.
The passage above only showed one of the methods to restore lost data from iTunes backup. Another method is also effective and easy to operate. For detailed process to restore iPod data, just download the software and have a try.