In this box, you can see some of the basic information on the variable that is selected, and you can use the “Insert,” “Duplicate,” “Edit,” & “Delete” tools to modify it.

Insert: by clicking on this button, a window will open, and you can create a new variable.

Delete: If the variable is not used in any of the actions, you can click on this button and delete it.

Edit: by clicking on this option, a window will open, and you can edit different aspects of the variable.

Duplicate: if you click on this option, you can create a copy of the selected variable.