Get your taxes done using TurboTax

Also, in the main Estimates section, there is an "Other Taxes Paid" part where you enter your 2017 state Refund applied to 2018.  Don't put that one in as a Quarterly estimate.  Some people do both (both a rollover, and a separate 1Qtr est) so two separate entries are needed
____________*Answers are correct to the best of my knowledge when posted, but should not be considered to be legal or official tax advice.*