If you did not e-file or print the tax return for mailing, then nothing was sent to the IRS and any refund that you are eligible for will not be paid until the tax return is filed.
See this TurboTax support FAQ for the procedure to use in completing a prior year tax return that was started using the online editions - https://ttlc.intuit.com/questions/2559403-how-do-i-finish-a-prior-year-return-that-i-started-in-turb...
