Yes you can. Do not click on AMEND. Click on Add a State to let you back into your return. Then you can fix it. You can even change to efile at the end.
If you have not mailed it yet you can try to switch to efile.
In TurboTax Online, sign in to your account.
Select Tax Home in the left menu.
Scroll down to Your tax returns & documents.
Select 2023, and then select Add a State (you're not actually adding a state, this just gets you back into your return).
https://ttlc.intuit.com/community/e-file/help/how-do-i-change-from-mail-to-e-file-in-turbotax-online...
