I am Canadian but I bought the wrong version of turbo tax. it is for US citizen. How can I get the refund?

[hungla-citywest-]

How do I get the key for Turbo tax download version that I bought it but I lost the key

[TurboTaxBrenda1]

You will need to contact TurboTax US in order to ask for a refund of the wrong product purchased. 

Thank you for choosing TurboTax.