When I try to update my iPod it why does it say its already up to date?

[iMore Question]

My iPod is currently on iOS 6.1.6 I'm trying to update to iOS 7 but its saying my software is up to date and I have to try again later

 

[SwitchBeach]

What iPod model?

Perhaps it is not compatible with iOS 7.

 

[kch50428]

How old is your device?