You have a feature list that you do not need, and you wish to remove it? You can follow this tutorial to do it.
1. Login to your WHM Account.
2. Go to Packages >> Feature Manager or type Feature Manager in the search box, and the option will appear.
3. Under Manage feature list, choose the feature list you wish to remove
4. Click on the Delete button.
Congratulations, your selected feature list is successfully removed.