For cPanel & WHM 11.48
If any package extensions are installed, you will see the Package Extensions section.
Select package extension options
To find out more about your extension's options, consult the third-party software's documentation.
To view package extensions, you must select an existing package from the Choose a Package menu. You can then select the Select Options Manually checkbox to modify the settings for the associated package extensions. Any options or settings that you can edit will appear below each extension's name.
Next, continue to the Reseller Settings section.