Solution 1:
Unfortunately you can't, iOS 6 requires at least an 4th generation iPod touch (as noted in the System Requirements (right hand side) of Apples Update overview).
How can I update my 3rd generation iPod touch from iOS 5.1.1 iOS 6.0
Solution 1:
Unfortunately you can't, iOS 6 requires at least an 4th generation iPod touch (as noted in the System Requirements (right hand side) of Apples Update overview).