On the My Library page, click the Add group button. Enter the name for the group of courses which you want to create. Pick a color to identify your group and select the required courses for your group. Finally, click the Add button to create the group.
You will observe a colored bullet below the Add group option. You can also add courses to the group by dragging the desired course and dropping it in the respective course group.
To edit the details of the group or to delete the desired group, click the side panel and click the pencil icon to edit the details or click the Delete button to delete the group.