I am not being prompted to enter my 529 contributions for deduction from my Wisconsin state taxes. How can I do this?

Wisconsin taxpayers may only claim a deduction on contributions made to an Edvest 529 or Tomorrow’s Scholar plan. 

Wisconsin 529 College Savings Program

In TurboTax

1. Open your Wisconsin return
2. Continue to the screen Here's the income that Wisconsin handles differently
3. Select College Saving Accounts
4. On the screen College Savings Account Program Select Yes