All I've got is the FAQ that explains it pretty well
You use the special activation link in this FAQ and when you log in there, you are supposed to use your prior UserID/PWD from the old existing account....that supposedly links you directly to that old account:
https://ttlc.intuit.com/community/register-or-activate-services/help/how-do-i-activate-turbotax-live...
____________*Answers are correct to the best of my knowledge when posted, but should not be considered to be legal or official tax advice.*
