After you file

There "should'  be a blue "Edit" link, but for a very small number of people there may not be, and I don't know why.  See this image:

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If you don't have the blue link there, here's how to phone TurboTax Customer Support for assistance.

Hours are 5AM-9PM Pacific (8AM-12 Midnight Eastern) 7 days/week.

FAQ: What is the TurboTax phone number?
https://ttlc.intuit.com/community/using-turbotax/help/what-is-the-turbotax-phone-number/00/25632

Or use this contact form to get a phone number.
https://support.turbotax.intuit.com/contact