Tree items in the Repository pane can be expanded and collapsed for easier navigation and viewing of an item and its children.
To expand a tree item, select a tree item in the Repository pane, right-click and select Expand All. All children under that tree item will expanded.
To collapse a tree item, select a tree item in the Repository pane, right-click and select Collapse All. All children under that tree item will be collapsed.
Note:
If a tree item is already collapsed, Collapse All will be disabled.