How to Recover iPod touch Lost Files from Backup?
Step 1. Select Backup File
Install and start the iPod Data Recovery. Go to select your iPod backup file from the iTunes backup list.
Step 2. Scan Selected Backup
Once choose the correct backup file, you can then hit "Start Scan" button to scan the recoverable files in it.
Step 3. Recover iPod Files
Select what you want from the scanning results, and click on the "Start" icon to begin iPod data recovery from iTunes backup.