The 2023 tax data file, which has a file extension of .tax2023 can only be opened by the 2023 TurboTax desktop software.
With the 2024 TurboTax software you can transfer the 2023 tax data when starting a new 2024 tax return. The 2023 tax data file has to be accessible by the 2024 desktop software so it should located on the hard drive of the computer with the 2024 software.
