How to restore everything on an iPod, after software update, deleted everything?
Well i learned many times that you have to sync your device to your computer BEFORE you restore it. That way you could get everything back.
Restoring an iPod after update, you will have to launch iTunes, and then connect the iPod with computer and click on restore. Accept the warning prompts and the restoration will begin. Learn more from http://www.zofunk.com/iPod_restore.asp.
Only can so that if you were synced to iTunes or iCloud