Use "add a state" to get back in your return to make
corrections (before filing).
1. Sign In to TurboTax Online
2.
Click "My TurboTax" menu
3.
Press "Visit My Tax Timeline"
4.
Under the "SOME
THINGS YOU CAN DO" heading, choose "Add a
state" (you're not really adding a state, this allows you to get
back into your return).
5.
Complete/correct as needed.