<tip c n>Note that categories set to the same display order will default to alphabetical order display between the categories set to the same display order</tip>
You can control the display of categories in client side category navigation through the display order setting within the category admin tool. First go here in the admin tool:
CATEGORIES > CATEGORIES
and you'll see something like the following:
Within that screenshot you'll see:
Once you click the "edit" button you'll see the "display order" value as seen here:
You can easily mass edit some aspects of the display order values (though not the display order currently used) by going to the following admin tool:
CATEGORIES > CATEGORIES
And navigate to the categories you wish to configure and:
You'll see the next options in the next screenshot:
Within that screenshot you'll see these options: