Your Mac does not meet the system requirements. You will not be able to use the CD/download. You can use the online program. Seek a refund for the CD/download. The license code cannot be used to pay for online.
https://ttlc.intuit.com/community/system-requirements/help/minimum-system-requirements-for-turbotax-...
To request a refund from TT ; https://support.turbotax.intuit.com/forms/refund-request.jsp
**Disclaimer: Every effort has been made to offer the most correct information possible. The poster disclaims any legal responsibility for the accuracy of the information that is contained in this post.**
