If you used Turbo Tax last year you should start a brand new account for yourself and not transfer from last year. You won't be able to remove him. Did the 1099Rs come in his name and ssn?
Online is only good for 1 return. But you can use the same email address for 5 accounts. How to start another return in the Online version https://ttlc.intuit.com/replies/3288574
