To get as a portable application, it is important to clarify that Microsoft does not officially offer a "portable" version (one that runs as an .exe from a USB drive without installation). However, you can achieve the same portable experience using the OneNote Web version or by utilizing unofficial third-party wrappers. 1. The Official "Portable" Method: OneNote Web
If you strictly require offline access or a desktop-style interface running from a USB drive, consider these alternatives: Microsoft Onenote Portable
Microsoft does not offer an official "Portable" version of OneNote that can be run from a USB drive without installation. While many users seek a portable solution for work-from-home or library environments, the standard Microsoft OneNote application requires a full local installation or access via a web browser. Alternatives to a Portable Installation Microsoft OneNote To get as a portable application,