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So, you cannot use OneDrive synchronization client to download your OneNote notebook files to your local hard drive. When your OneNote notebook resides in OneDrive, it is not stored as files and folders in it like other office files. Finally, that may be a zip archive of a folder with files described in point 1. onepkg file is just a snapshot/copy of your notebook and when you open it, it is always opened as a local Notebook, not connected to any storage (i. You can open it in Outline or in OneNote. A OneNote Package is an archive with all notebook files.
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How to Export a OneNote Notebook from OneDrive
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