Is there a message being displayed when you attempt to install?
Please follow this link and try to download your version of TurboTax directly from there. (You'll need the Installation Key Code (IKC) which was included with the package you purchased). https://turbotax.intuit.ca/product/download/index.jsp
If you are still unable to install the software, please contact our Customer Support team for assistance.
https://turbotax.community.intuit.ca/replies/3152013
