For what year? 2021?
How to prepare a prior year return
https://ttlc.intuit.com/community/using-turbotax/help/how-do-i-prepare-a-prior-year-tax-return/00/25...
Did you start it last year? How to finish a return you started online,
https://ttlc.intuit.com/community/prior-year-return/help/how-do-i-finish-a-prior-year-return-that-i-...
If you need to start 2021 you can buy the Desktop download here,
TurboTax 2021 Prior Year Tax Prep - File Past Years' Taxes
And you will have to print and mail your returns. So be sure to attach copies of your W2s and any 1099s that have withholding on them. You have to mail federal and state in separate envelopes because they go to different places. Get a tracking number from the post office when you mail them for proof of filing.
Then when you file for 2022 you need to enter 0 for the 2021 AGI since you are filing 2021 late.
