@matkell Make sure you are logging into the right account. Use this link to retrieve the right account information: Let's get you signed in
The code can be activated and linked to one account only.
To activate your TurboTax Online version, please visit this link. Select that "I have an account," log into your account, and proceed to the second step by adding your 16-digit activation code to review and activate the TurboTax Online product.
