Diagram 1.1: Timetable plus spring icons 

Click New timetable icon  to create new timetable

                      Diagram 1.2: New timetable window 

Click Save schedule content icon . ( User need to save the schedule first before start Set Time structure )

                           Diagram 1.3:Location of Save schedule icon 

Save Schedule As window will pop up.

                             Diagram 1.4: Save schedule window 

You need to RENAME schedule first. You can rename based on your university or department 

Example: Oxford University

After rename the schedule you need to click Save button to save the schedule.

                             Diagram 1.5: Saved schedule

Your schedule under Root after save and you can start Set Time Structure.