How do I get back to e-file after printing my return?
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 2020, 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/00/26985
See this TurboTax support FAQ for changing from mail to e-file - https://ttlc.intuit.com/community/e-file/help/how-do-i-change-from-mail-to-e-file-in-turbotax-online/01/26985