My 2019 disc is inserted into my computer and it doesn't read it.
What kind of computer?
If you have WIndows 10 and the CD won't load see
https://ttlc.intuit.com/community/bugs-and-error-messages/help/nothing-happens-when-i-insert-the-cd-on-windows-10/00/26721
Or you can download it instead of using the CD. To download instead use this FAQ
How to install Turbo Tax if you don't have a CD drive
https://ttlc.intuit.com/community/installing/help/i-bought-the-cd-but-my-computer-doesn-t-have-a-cd-drive/01/26450