I'm asking for the tax year 2024.. Why do we have to print them at all?
No, you're not required to Print your tax returns, but be sure to save your .tax2024 data file AND a PDF copy of your returns to your computer.
In the File section, you can choose to Save your return as a PDF file.
Here's How to Save your Tax File from TurboTax Desktop and How to Save your TurboTax Online Tax File.