To take the Retired Public Safety Offer deduction for up to $3000 you will need to reduce the amount in box 2a of the 1099-R by the amount of the deduction. Click Continue once the 1099-R is complete.
Select Begin on the Nontaxable Distributions Line
Select the PSO Exception
Currently, if you need to use the simplified method worksheet, you will complete it to get the number for box 2a. If you click continue, it will carry that number to box 2a for you, but will not allow you to edit it. You will need to delete the worksheet once you have the number, go back and enter the number minus the deduction amount of up to $3000.