sible.</P>
<P lang=yo style="FONT-SIZE: 11.5pt; FONT-FAMILY: Calibri; MARGIN: 0in">&nbsp;</P>
<P lang=yo style="FONT-SIZE: 11.5pt; FONT-FAMILY: Calibri; MARGIN: 0in">So instead, Microsoft developed a <A href="https://learn.microsoft.com/en-us/office/client-developer/onenote/application-interface-onenote">public library</A> (a DLL) that allows third-parties to develop add-ins for OneNote. (In fact, there are libraries for every Office product and their corresponding add-ins.) And instead of exposing the bina