Add
Click the Add button to open the Add/Edit Category dialog, which allows you to create a new category for the Categories list.
Delete
Click the Delete button to delete the selected categories.
Edit
Click the Edit button to open the Add/Edit Category dialog and edit the selected category details.
Find Category
From the Categories menu of this dialog, select Find Category to enter the name of the category you are looking for. Press the F3 key to advance through the results to the next match.