Every program has its way of handling Glyphs, Swirls, Extras, etc. Here’s a quick tutorial to show you how to use Glyphs in Illustrator:
Then go to: Type -> Glyphs and the Glyphs panel will open up:
Simply position the text box on your artboard and double-click on the glyph of your choice and Illustrator will put it for you in the text box:
I hope this helps!