Deleting Event Categories with Sub-Categories

This helps with understanding what happens when deleting an Event Category with Sub-Categories as well as how to retain Sub-Categories by moving them

Go to the left navigation bar>Settings>Advanced>Event Categories

Now navigate to an Event Category you want to delete that also has Sub-Categories

Note:  Notice the plus sign to the left indicating you can expand to show Sub-Categories

Once you click the "Delete" button you will see the following warning:

NOTE:  Do not delete the Event Category unless you understand and desire to also delete all of its Sub-Categories

If you desire to retain any of the Sub-Categories, then you can simply move them by using the Drag & Drop Categories button:

Once inside the Drag & Drop Page you can easily expand the Event Category and

Click and drag the Sub-Category to become a stand-alone Event Category:

. . .Or to be a Sub-Category under another Event Category,

Click and drag, then drop on top of another Event Category: