You must delete any models
in the category before deleting the category. Go to: Models tab>Delete Category
You can delete empty categories at the root level (nested below the current catalog) or empty categories nested below other categories.
To delete a category:
On the left panel, select the category you want to delete to display the Category dialog box on the right panel.
You must delete any models
in the category before deleting the category.
On the right panel, click Delete Category to delete the category from the catalog.