How do I use turbotax to re-run my 2022 tax return even though I didn't use turbotax to file in 2022?

You can't use TurboTax to ReFile a return unless you filed it using TurboTax & NETFILE.

You can access TurboTax Online 2022 here: https://ww1.2022.ca.turbotaxonline.intuit.com/