I am trying to fill out and apply for taxes for the years 2015, 2016, 2017 and 2018. How can I file for those years with turbotax?

[davidsolo-bell-n]

I have already had the years 2019, 2020 and 2021 filed through turbotax and I have no idea how to file those previous 4 years I am entitled to file for...

[TurboTaxSusan]

You can see what we have available for previous years here: https://turbotax.intuit.ca/tax/software/prior-year-taxes

Unfortunately, we no longer have any products for 2015.