Yes. You can save your return and come back later to
finish--TurboTax will save your entries. As soon as you click Continue
to go to the next screen your information on the previous screen is saved.
You can also click on My Account in the blue bar at the top of the
screen and select Save & Sign Out. [See Screenshot #1, below.]
When you come back into your return, click on the blue Pick up where I left off box. You should be taken to where you left off.