OneNote 2016 is missing

You can simply download and install OneNote on your Windows 10 system. First, find out if you are using a 32-bit or 64-bit Office. If you aren’t sure which edition of Office you have currently installed on your PC, following these steps to determine it. The information appears at the end of the first line of text which confirms the product name, version, and your installed edition of Office.

Download OneNote 2016

Then download the version for your system from here:

Download 32-bit edition of OneNote 2016.Download 64-bit edition of OneNote 2016.

Users of Office 365 Semi-Annual Channel (SAC) releases are not affected by this issue.