There is a tricky way to clear out transferred info in the Online version. But doing this will also clear out all your entries. Go to Tax Tools > Tools > Transfer from your computer > Continue > then Continue without transferring.
Or you can just start a brand new account with a new username. How to start another return in the Online version
https://ttlc.intuit.com/community/using-turbotax/help/how-do-i-start-another-return-in-turbotax-onli...
