Class filter
Filter by class by choosing the classes you want.
By clicking on "All" everyone is selected or excluded alternately.
Extended filter
Show only "My tasks" or "Hidden tasks" ...

Hidden tasks are those that were marked with "hide" in EduMentalAssignPro 
To do this, first click on "Advanced filter" and the search bar.
You can then "Show only mine" and / or "Show hidden people" on or off.
If you click on the drop down menu, you can Filter according to "Planned", "Published", "Assigned", "Draft" or "Inactive".
If you click again on "Advanced filters", the switches and the dropdown menu disappear again.