Making a fillable PDF in InDesign is quite easy, you would create the form as you would normally do. You can then select each field, right-click, and make it into a text field, button, list box ...

In the Properties window, you can edit the metadata of the Text box such as Name, Label, text length, etc. You can also add Events to the Text box. Add List Box. Add a text label as mentioned earlier.

When you create a fillable PDF in Adobe Acrobat, you can change the font used by your clients to fill-in the form. ... Click where you want to type to automatically create a text box.

The most common way to do this is to create a fillable PDF. However, ... These include drop-down menus and other types of menus, checkboxes and plain text boxes.