Did you ever get a solution? I can’t modify our forms as they are externally supplied and mandatory for us to use. They are xfa forms. Would be so much easier on an iPad than making staff carry laptops for this task.

perfect thanks

Make sure you use JavaScript as script language.Also, you may have to use the resolveNode method to resolve the full path of the DDL.1. Enter the script into the layoutReady:event of the subform and place the text cursor at the position with the x. (x does not belong to the script)this.presence = x.rawValue === "Engine1"? "hidden":"visible";2. Now press and hold down ctrl + shift and move the mouse cursor over the DDL until a down arrow ˅ will appear, then click the left mouse button.Designer wi...

I havent used Acrobat in over a year. Once upon a time I used text fields, but can't find them in latest Acrobat Pro. I used text boxes but they seem to have less attributes. How can I lock down the position of the text box on my .pdf but still make them typeable?

Thanks Niall, that helps a great deal. I now understand where I went wrong!