You will need to downgrade to switch from Premier to Deluxe. Please see more about downgrading below. There is a fee to prepare your state return in every edition of the Online TurboTax program. Every year TurboTax offers a free state filing to early filers using the Free Edition. This year, that promotion ended on March 15th. There is always a fee to prepare your state return in the other Online editions.
Downgrading: You can downgrade if you have not already paid or
attempted to e-file/registered. Please note that downgrading requires that you clear
all information in your account and start over. Instructions are in the FAQ below.
Using Clear
& Start Over in Turbo Tax Online
More information on
downgrading: https://ttlc.intuit.com/replies/3288495