TurboTax CD/Download can't open PDF files. If you used TurboTax Online last year, then you can't transfer or import your return into a TurboTax CD/Download file.
If you would like a refund, please use the form on this FAQ to request one: https://turbotax.community.intuit.ca/community/after-you-file-questions/help/how-do-i-get-a-refund-f...
