My activation code is not working. Get error message 606. I have entered the activation code number correctly.
You will have to contact TurboTax support for assistance with this problem.
See this TurboTax support FAQ for contacting support - https://ttlc.intuit.com/turbotax-support/en-us/help-article/account-management/turbotax-phone-number/L0Od33nMQ_US_en_US?uid=lfgviwbm