To display: In the ICE tree view, choose Show Preferences.
Node Creation Mode
Specifies the default state of new nodes in the render tree. Choose one of the following options:
Create Nodes as Expanded: New nodes are expanded by default.
Create Nodes as Collapsed: New nodes are collapsed by default.
Create Nodes as Show Connections Only: New nodes are collapsed except for connected parameters.
Selection Locked
Prevents the view from updating when you select other objects in the scene.
Allow Selection in Explorer
Allows selection in the hosted explorer on the right of the ICE tree to affect the global selection in the scene.
Note that the ICE tree also uses the Render Tree Preferences.