For state tax purpose, how can I apply overpaied tax to next year? I know how to to do it for federal tax, howeever, I cannot figure out for NY state tax.

For the NY program, it is found in the section for 2018 estimates -

• Log back into your account and start your state return
• If you have already been through the state return once, you should land back on the main summary page for NY that says "You just Finished your New York Return"
• Scroll down to Other Forms and Voluntary Contributions
• Select update next to Other Forms
• This should open up a new menu entitled Additional Tax Situations - Other Forms You May Need
• Select start next to Review the Estimates Calculated for 2018 (Form IT-2105)
• The first question should by Apply Overpayment to Next Year?
• You can select yes and proceed