To
access your prior year return, you would need to upgrade your account. To do
so, make sure that you are in your account. Select Take me to my return (if you haven’t
already), then Upgrade in the
left-hand menu and choose Plus. Select File in the left-hand menu and
continue until you get to Review your order. Then
select Start and follow the
on-screen instructions.
https://ttlc.intuit.com/replies/5574744