We cannot do anything to your account for you. If you want more guidance in this contact customer support.
To call TurboTax customer support
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If her name is also on that return then she has every right to access that return.
After a divorce BOTH parties should open new accounts with new userIDs and passwords. Neither should use the old account or block the other party from accessing their information.
Did you get divorced in 2019? Here are some links....
If you used Turbo Tax last year you should start a brand new account for yourself and not transfer from last year. Online is only good for 1 return. But you can use the same email address for 5 accounts. How to start another return in the Online version
Start a new account. Removing a spouse is not recommended
Getting Divorced article
Video tips for Divorced couples
And see what AGI to use