See this TurboTax support FAQ for the license code - https://ttlc.intuit.com/turbotax-support/en-us/help-article/product-system-requirements/find-license...
Once you have the license code you can download the TurboTax software from this website - https://turbotax.intuit.com/personal-taxes/cd-download/install-turbotax/
If you have the license code you can purchase a CD for $10 here - https://turbotax.intuit.com/lp/ttd/4021/
