How to have the proof file use one image inside the pdf while the print file uses a different image. Enter a question, keyword or topic... How to have the proof file use one image inside the pdf while the print file

This example is for a dropdown;

The standard image selection would be something like Poland::::~/Storage/0/0/0/Assets/Images/Flags/Poland.pdf

If you add the curly braces and 4 carets and the production file reference then the backend file will use the second PDF.

Poland::::{{~ /Storage/0/0/0/Assets/Images/Flags/Poland.pdf ^^^^~ /Storage/0/0/0/Assets/Images/Flags/PolandHi Res.pdf}};