Are you using the online edition of TurboTax and trying to submit a prepayment code?
If you have a prepayment code, here's how to use it: https://turbotax.community.intuit.ca/replies/2648021
I purchased my software from Costco. Went on line and signed into turbotax. When I was finished it would not let me enter my authentication code
oleg26urist
New Member
Jonny1
Level 1
be8703
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gloriawah
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arunavs
New Member
You have clicked a link to a site outside of the TurboTax Community. By clicking "Continue", you will leave the Community and be taken to that site instead.