You can make use of left and right arrows at upper left corner to go to previous day and next day accordingly.
When you click on Week you will have view of schedules that will happen in the current week and you can make use of arrow at upper left corner to change to next week or previous week accordingly.
When you click on Month button you will get view of schedules created for this month.
When you click on a card then you can see more information about the schedule.
When you click on the List button you have a vertical list view of the schedules of the current week.