Other versions of Acrobat: Save data in interactive or fillable forms (File > Save As > Reader Extended PDF > Enable Adding Text In Documents). (Acrobat Pro) Type in non-fillable forms (File > Save As ...
You can also sign a fillable form in Preview. 1. Open the PDF in Preview ... If you don't have a signature or want to create a new one, click "Manage Signatures." A window will appear that ...