To edit or change an Event
From the Dashboard
Click Reschedule
You will be brought to the Edit Event window, where you can make changes and save them.
OR Click "more"
Then Click edit on the event details modal.
And you'll be brought to the Edit Event modal.
From the Calendar
Click on the Event you want to edit.
Click Edit on the Event details modal
You will be brought to the Edit Event modal., where you can make changes and click save.
Note: You cannot edit past events. As in life.