Below is a list of forms that you may download for free from our website. You may file Proof of.You go to the courthouse and fill out a form, showing your current name and the name you want, plus your reason for changing it. The first step to updating the legal name on your Florida Birth Certificate is to fill out the amendment form below. I further certify the statements or. Affidavit of Residence. You go to the courthouse and fill out a form, showing your current name and the name you want, plus your reason for changing it. Complete the Department of State's Apostille and Notarial Certificate Request Form. Enclose the document to be authenticated or certified. PER FLORIDA STATUTES, the following must be included: The signature of the grantor(s) must be notarized with the name and address printed below each signature.