Get your taxes done using TurboTax

For what year?  2020?  Have you already filed and need to amend?  How to amend

https://ttlc.intuit.com/community/amending/help/how-to-amend-change-or-correct-a-return-you-already-... 

 

Where's it saying you can't change it?  Where do you get stuck trying to amend?