We are sorry you are having this issue. Unfortunately, as mentioned in the TurboTax FAQ below, Canada Revenue Agency’s
Auto-fill service for the 2020 tax year opens on February 22, 2021. For future reference, we have included below, the instructions on how to use this service.
In the online edition of TurboTax, how do I use Auto-fill my return?
Thank you for using TurboTax.