You can install the Desktop program on 5 computers you own. But if you first installed from the CD you can not download it from online now. You can't do both CD and download. See the new info on this FAQ
https://ttlc.intuit.com/community/installing/help/i-bought-the-cd-but-my-computer-doesn-t-have-a-cd-...
See End User License. Scroll way down to Section B #1
...... you agree that you may only: (i) install and use a copy of the Software on up to five (5) computers owned by you (at home or at work); (ii)....
TurboTax Desktop Software End User License Agreement Tax Year 2021
