SumatraPDF: Fill in PDF forms
PDF forms can be filled in directly: click checkboxes and radio buttons, type into text fields in place, pick values from combo boxes and list boxes, and move between fields with Tab / Shift + Tab. Form calculations written in JavaScript run; you can turn PDF JavaScript off in the settings. SumatraPDF is a free PDF, eBook and comic book reader for Windows: https://www.sumatrapdfreader.org