1. Check to make sure OneNote is currently running.
2. Restart your machine and then launch OneNote.
3. Try a different browser.
4. Install a hotkey plug-in.
5. Inspect the active settings for OneNote in Window 10.
6. Access the OneNote hardware acceleration setting.
7. Check the drivers for any conflicts.
8. Make sure macros are enabled.
9. Check anti-virus and firewall programs.
10. Run the Office Cleanup Tool.
11. Reinstall the OneNote application.