I am sorry for your loss.
In order to file a return for your late father, you
will need to create another account in order to file another individual tax
return in TurboTax Online, but you can use your email address to create the
other account, you will just choose a different User ID and password. For
instructions on how to do so, please see the following TurboTax FAQ:
https://ttlc.intuit.com/replies/3288574
Please see the following TurboTax FAQ for more
information on filing a decedent return:
https://ttlc.intuit.com/replies/3300219
