SuperSlicer/resources/localization/settings.ini

data = C:/local/Slic3rcpp/resources/localization/fr/SuperSlicer.po
data = C:/local/Slic3rcpp/resources/localization/PrusaSlicer.pot
data = C:/local/Slic3rcpp/resources/localization/TODO.po

input = C:/local/Slic3rcpp/resources/localization/SuperSlicer_en_US.po
todo = C:/local/Slic3rcpp/resources/localization/TODO.po
output = C:/local/Slic3rcpp/resources/localization/SuperSlicer.po