I have a 2G ipod touch and i have installed the new 4.2.1 firmware from Itunes. When you want to upgrade your Ipod, and you do it the official way, you wont lose any of your apps, music or anything. The only thing you can lose is your jailbreak (if you have an jailbroken ipod, iphone or...
@ryanjamie97
ik zal kijken of ik de setup nog heb en dan zet ik een nieuwe link in de description