You will be given the option to enter your FSA ID or to enter your “identifiers” like your name, date of birth, and SSN.
I do the 'I am the student' part only?
The student is the one applying for financial aid, so be sure it’s the student entering his or her FSA ID in the “I am the student” tab. Do not start the FAFSA form by supplying the parent’s FSA ID.