hi
i have the same problem and cant find the “Unicode” option?

http://www.formidablepro2pdf.com/support/subject/character-settings/#post-16193

“If still needed, we have added a Language dropdown to the Field Map Layout in the latest version which includes a “Unicode” option with Turkish, Hungarian, Slovenian, Croatian, Slovak, Czech, Thai, and other characters. Update the plugin to use the new language dropdown.
We remain at your service.”