A family of Microsoft products that enable users to capture, organize, and reuse notes electronically.
For us to better isolate your concern, we would like to know the following information:
- What is the exact error codes or messages that you get when you try to launch your OneNote app?
- Have you installed any Office product on your device?
- Have you entered a Microsoft account to connect to OneDrive?
Based on your description, the application that you are using is the OneNote store app. The notes that you have created on your OneNote are saved on your OneDrive storage if you have entered your Microsoft account. We would suggest that you try to launch OneNote desktop app by pressing Windows key, type OneNote in the Search field and then select the one having OneNote Desktop app .
Do come back with the required information and let us know the result for us to further assist you.