Your project can be in one or more project categories.
Click PROJECT ADMIN from the Project Home menu.
On the Project Admin Menu, click the PROJECT CATEGORIZATION tab. A list of all the categories that the project belongs to is displayed.
Click Add. The Select Category window shows all the available project categories.
If you find a project category that your project should be in, select that category and click Add.
Your project is now a member of the selected project category. You can repeat this process to add your project to any number of project categories.