Microsoft Onenote Portable -

If you are using a portable setup with intermittent internet, open your notebooks on your primary mobile device or laptop ahead of time. Allow OneNote to fully cache all images, PDFs, and attachments so they remain viewable offline. Keep a Copy of Essential Add-ins

Keeps your primary operating system lean by avoiding heavy background services. Microsoft Onenote Portable

Always "safely remove" your USB drive to prevent corrupting your OneNote cache. Conclusion If you are using a portable setup with

This is the only version that supports storing notebooks directly on your hard drive or a removable disk rather than only in the cloud. Microsoft Support 3. Third-Party "Portable" Wrappers Microsoft Onenote Portable

Access, edit, and create notebooks directly in the browser window. Pros & Cons