How to create required fields in PDF?

Set a form field as required or not required to fill Double-click a selected form field to open the Properties window. In the General tab, To set the field as read only, select Read Only. To set the field as mandatory to fill, select Required. To set the field as not mandatory, deselect Required. Click Close.

How to adjust fillable fields in PDF?

To edit a single form field, double-click it or right-click it and choose Properties. To edit multiple form fields, select the fields that you want to edit, right-click one of the selected fields, and choose Properties.

How do I specify a field in a PDF?

To select individual form fields in different parts of the PDF page, Ctrl/Command-select each form field. To select all form fields in an area of the page, use the Select Object tool to drag a selection marquee around the area. To deselect an individual form field, Ctrl/Command-select that field.