You can Transfer the prior year from the Desktop program into the current Online versions. You need to have the file ending in .tax2023 on your computer. So be sure you know where it is. But if you already started an online return you will have to clear it out and start over or set up a new online account. How to clear and start over
https://ttlc.intuit.com/community/using-turbotax/help/how-do-i-clear-and-start-over-in-turbotax-onli...
How to transfer into Turbo Tax Online, including from a pdf file or other software or from the Desktop program
https://ttlc.intuit.com/community/entering-importing/help/how-do-i-transfer-last-year-s-return-into-...
