Why do you want to take it off?
Unless the credit is less than the upgrade?
1) You might be able to use the Freedom Edition for incomes under $33,000 and supports all states and most forms.
And get the credit.
The Freedom Edition is part of the IRS Free File alliance and is totally separate from TurboTax website.
How do I switch to TurboTax Freedom Edition?
2) In the "savers credit" interview answer "yes" you are a student. The answer does not go on the tax return or affect anything else, it simply "fools" TurboTax to remove the credit.