To apply for an FSA ID, please visit https://studentaid.gov/fsa-id/create-account/launch
Click on "Create an FSA ID" tab. You will be asked to provide your name, Social Security Number, Date of Birth, and 5 challenge questions and answers.
Also, you will need to provide your email address, create a unique username, and create a password. You will use this username, email address, and password to log in to your FSA ID.
Save that information in your cell phone or on a card to keep in your wallet for future reference. You will be using your FSA ID to electronically sign your FAFSA, or other Federal Financial Aid websites.