You would need to get a refund for TurboTax Online, and then buy the version of TurboTax Desktop that you want.
If you bought TurboTax from a 3rd party retailer (ex: Costco, Staples, Walmart), please use this form to get a refund: https://turbotax.community.intuit.ca/community/after-you-file-questions/help/how-do-i-get-a-refund-f...
