Log in to TurboTax, then at the top of the screen type "Personal Information", then click search. Click on "Jump to personal information" and then you will be taken to the section where you enter your name, etc. If you have already filed your return, you will not be able to change this information without amending your return. If you need to make changes to a return that was already filed and accepted, you will need to amend your return. Please click here for instructions.