The majority of category creation and modification occurs within the Edit Categories screen and its related screens where you can edit the attributes for your categories.
To bring up the Edit Categories screen, follow these steps:
Log on to Movable Type.
From the Main Menu, find the weblog you're interested in exploring.
Follow the link to the Editing Menu for the weblog. On the administration menu, click the Categories button (see Figure 7.5) to produce the Edit Categories screen.