When a complex hierarchy of notes is needed, section groups are here at your service
Add Group of Sections
Right-click on a notebook's name in the notebooks pane(or use gear icon on iPhone) and select New Section Group.
To move the section to the section group drag&drop the sections's tab in the notebooks pane to your section group or right-click on section tab > Cut, then right-click the section group's tab and choose Paste.
NOTE: Please note that sections groups cannot be rearranged. Section groups get arranged alphabetically by default.
Rename and Delete Group of Sections
Tap its name and choose Rename or Delete. ￼ NOTE: To organise the section groups the way you want, rename them using the numbers - Section Groups will be sorted in ascending order.