Ok I'll give it a shot.....
1. No.
2. Maybe.
2a Returns done in the Desktop program are only on that computer. It will not be saved, stored or uploaded to any online account. You need to save the .tax2023 data file on your computer to transfer into next year. So be sure to save returns as both the pdf file and .tax 2023 file.
3. No, they won't be able to see your returns unless they use your computer.
3b RIGHT
3c I don't understand the question
