New feature has been added to allow you to change multiple day types in the calendar.
Main menu>setup.school>calendar
Select the ellipses and choose change day type.
The following window will pop up, choose your options that you wish to change from and to and set the dates> save
The following warning will appear> select change day type if you wish to make the changes.
Your notification bell will count to 3 then refresh your screen of the changes.
You can also download or view the results from the notification bell of the changes.