Please see FAQ (click on see entire answer) and complete the steps if you purchased the CD, but your computer doesn't have a CD drive: https://ttlc.intuit.com/replies/4259363

If you purchased TurboTax CD/Download and do not have a CD drive, please see the instructions in the below FAQ on how to download without a CD drive.

https://ttlc.intuit.com/replies/4259363

If you are wanting to purchase a downloadable version of TurboTax, please see our 2017 Product Guide.

https://ttlc.intuit.com/replies/4833853