On the Atlas web UI, click GLOSSARY, then
select Category. The Category list displays the top-level
glossaries, along with the categories and subcategories for each
glossary.
To create a new category, click the ellipsis symbol next to a glossary,
then click Create Category.
On the Create Category pop-up, type in a name and optional short and
long descriptions for the category. Click Create to create the new category.
The new category appears under the glossary in the Category list.
To create a new subcategory, click the ellipsis symbol next to a
category, then click Create Subcategory. You
can create multiple levels of subcategories.