Currently Being ModeratedMay 13, 2013 12:32 PM (in response to Gupps)
I don't think that you read the entire article all the way through.
You only have the option if you are already running iOS 5. If you are trying to update the iOS, you have to use iTunes on a computer to update the iPad.
Instructions here for all iOS versions. Make sure that you go down to the section about using iTunes. The first part of the article only applies to you if you are already running iOS 5.