how to update my ipod classic 120GB?

What do you mean? Update it in what sense?

Maybe this link will help:

https://www.apple.com/support/ipodclassic/

Cheers,

GB

That's interesting. I just had my classic iPod 120 gb ipod stolen out of my car about a week ago. Maybe someone who has never owned an ipod wouldn't know how to uhm, update it. Hah.