Getting started

The codes can't be converted. You would have to get a refund for the product you don't want and then purchase the version of TurboTax you do want. 

Here are the ways you can request a refund: https://turbotax.community.intuit.ca/replies/2647900

Here is where you can buy a code for TurboTax CD/Download: https://turbotax.intuit.ca/personal-tax-software/download-tax-software.jsp