After you file

Step 4 never appears for me.  It's as if I'm starting a new return! I'm using a Mac and TurboTax Deluxe 4.3.5 (build date 4/11/21).

 

(I'm certain I have to amend; I received my refund from my original return, but just found out I overlooked a 1099 that would have increased my taxes (and reduced my refund, had I noticed it in time)).