Most users are able to transfer their 2023 returns to 2024 successfully. Have you tried the steps outlined by @fiedler above?
Some users report that turning off all anti-virus software (including modem) worked. Others that have a new computer from last year have opened a new Windows account, and run TurboTax from there successfully.
Is your 2023 file on your C drive? If on an online drive, this can impact transfer. If this applies, you could temporarily move it to your C drive for the transfer.
Here's more things to try in Troubleshooting TurboTax Desktop Issues.
@taterday
**Say "Thanks" by clicking the thumb icon in a post
**Mark the post that answers your question by clicking on "Mark as Best Answer"
