Creation of your tree structure
In the tree structure select the root element.
Create a child element.
Enter its root name.
Select default language
Add item
Add item to selected item in tree view
Add an item to an item in the editor
Copy paste an item
1. Select an item in the tree
2. Copy
1. Select the target element in the tree structure
2. Paste
Drag and drop
1. Hold clicked on an element
2. Drag the item to the target area