Where'd you get that link?
I believe in one of your other threads you said you are using Online TurboTax A 2019 return prepared in Online TurboTax is not amended in downloaded amend software. A 2019 Online return can be amended in Online TurboTax. Only past years require amend software.
You have 3 threads going. Please see the information left in your other 2 threads including a link to the instructions on how to amend a 2019 Online return:
https://ttlc.intuit.com/community/after-you-file/discussion/amending-my-tax-returns-for-2019-after-f...
https://ttlc.intuit.com/community/after-you-file/discussion/how-do-i-change-from-the-deluxe-edition-...
