Thank you?

Solar panels don't convert air to fuel directly, but you could use the https://en.wikipedia.org/wiki/Sabatier_reaction

Solar panels generate energy which can be used for a variety of purposes. One of those uses is converting air to fuel.

If it helps you, think of it like money. You cannot eat it or be sheltered beneath it, but you can use it to purchase food and shelter.

Of course they do. They convert anything you want into anything else you want.