Working with classrooms
The lesson grid allows you to quickly assign new, change or remove already assigned classrooms.
1. Select the cells with the lessons, you wish to change. See this: Multiple selection
2. Use right click on any of selected lessons and from the context menu select the option "Classrooms".
In the first part you can add a predefined classrooms (Home classroom, Teacher's, Subject's, or Shared classroom) - select more option if you wish, or choose Other available classroom and the dialog with selection will be displayed.
Option Remove all allows you quickly remove all assigned classrooms.
This change (adding, changing or removing) will affect all selected lessons.