hmm.. you can ask the community or the developer himself in the telegram
channel (https://t.me/archicad_excel) to translate the menu items or the
manual. There is also a video using add-on
(https://youtu.be/msOBRXge0ec), where you can turn on subtitl...
You can try to solve this problem by using add-on "SomeStuff", that can
write values of GDL object parameters to object custom properties:
https://github.com/kuvbur/AddOn_SomeStuff