Can my daughter file a tax return using the same copy of turbotax that i use

[cuzzin61]

no longer a dependent but still live at home with me.

[NiaW]

Unfortunately, no. When using the online versions, you will have to start a new account with a new unique user ID for another tax return. The online editions are only good for completing one tax return per account and user ID.

https://ttlc.intuit.com/replies/3288574