OneNote Diagnostics

With a more than self-explanatory name, OneNote Diagnostics is an official, Microsoft-vetted piece of software designed from the ground up to help you send diagnostics and activity logs to Microsoft's support team in order to resolve certain issues you might be experiencing with their popular Office app.

Provide that OneNote is installed on your computer, the app can be installed without hassle

This said, it should be apparent that in order to make the most of what this tool has to offer, you firstly need to make sure that Microsoft OneNote is installed on your computer's system.
Once this step is completed, you can start using this app in practically no time, as the installation process is swift and the overall workflow is quite straightforward.

Select the OneNote client, start recording and send diagnostics logs, all  in a matter of seconds

Probably the best way to look at OneNote Diagnostics is to view it as a sort of recording tool. For starters, from the CAPTURE section, you are required to select the OneNote client from the provided list and click the 'Start' button.
The tool unobtrusively and continuously monitors your activity while working with the Microsoft note-taking app. It comes without saying that in order to get the best possible outcome with the help of the support team, you should record the issues you are experiencing as accurately as possible.
Upon clicking the 'Stop' button, the recording processed is seized, and the diagnostics log files are automatically attached/loaded, ready to be sent once you complete the issue form. Fill in the fields by writing your name, valid email and try to describe the issue as thoroughly and as accurately as possible and hit the 'Send' button.

Effortlessly send OneNote diagnostics logs to Microsoft's support team

If all goes well, you should be met by a compact pop-up window that announces that the upload process was successful.
All in all, OneNote Diagnostics is a very useful piece of software that should definitely find its way onto your computer if you are working with OneNote on a daily basis.
The tool features an intuitive interface and a novice-accessible workflow and it is bound to improve the chances of you finding solutions for the issues you are experiencing, with the help of Microsoft's support team, of course.