This one sure is worth following. TreeView of OneNote notebooks seems like a good idea to me, especially if all the features are added: Add SubPages as a seperate Node Link to Notes from Tree View ...

You can easily delete a notebook in OneNote when you no longer need it. If you might want the information in the notebook again in the future, you can remove it from OneNote without permanently ...

That’s improved too, with more granular controls over what’s being shared with someone else — individual pages or an entire notebook. Small dots will indicate which OneNote notebook pages ...

To create a new notebook in OneNote, click the list of notebooks already in OneNote and then click "Add Notebook." OneNote creates your first notebook for you automatically when you set up the ...