You can categorize the project into number of modules. By default one module will be created with a project. You can add/update the modules.
- Login as Project Portal Administrator
- Select the Bug Settings tab.
- Click Create Modules link
- In this click Add Module link present at the bottom. The following window will be opened
- Click the "Edit" link next to the severity
- Modify the module name and click update
- The module name gets updated
You can delete the module that are not required by you using the delete link next to the severity. Before deleting your module you need to move / update the bugs to another module and then delete this one.