The ‘category‘ taxonomy lets you group posts together by sorting them into various categories. These categories can then be seen on the site by using ‘/category/name‘ types of URLs.
Under Posts tab> Categories link, click Add a New Category and fill in the information about your category. Continue to add your parent categories, going down the list. Hold off on entering sub-categories until all the main categories are entered.
- NOTE: You can add any new categories any time, but make a note of the fact that categories can be sorted in WordPress in two ways: by name (alphabetically) or by ID number. As you enter the categories, they are assigned an ID number. It is difficult to change this, so if you don’t want your categories sorted alphabetically, enter them in the order you want to see them presented on the screen.
WordPress Admin Manage Categories
When you have the parent categories entered, enter your sub-categories. In the pull down menu for Parent Category, you can select the parent to the sub-category you are adding. When you view your categories in the Manage > Categories panel, you will see the categories listed like this: