The proposed motives are not suitable: how to modify the list?

To modify the list of absence motives, go to Parameters > GENERAL > Absences. To create a new motive, click on New, write the designation then double-click in the columns Teach. status and Class status to allocate one (or more) status to the motive. Then double-click in the column Label's name to select the label that will appear on timetables for this type of absence.