The resource must be defined.
In the general view, expand the group of interest. Expand the resource type of interest.
You will be presented with a list of resources grouped under the resource type you selected.
Click the resource you want to change.
You will be presented with a dialog to the right containing the properties for that resource.
Right-click the resource for other actions.
A pop up menu is displayed, which will allow you to rename, install or remove the resource.