OneNote for iPhone and iPad

  1. Tap App Store and type "Microsoft OneNote".

  2. Tap GET to download the app.

  3. Tap OneNote to open the app from your home screen.

  4. If you already have a Microsoft account, tap Sign In.

  5. Type in your work or school email, and then tap Next.

  6. Enter your password, and then tap Sign in.

  7. View existing notebooks, tap More Notebooks to find additional ones, or tap Notebook to create a new one.

  8. Tap a section and page, and then tap anywhere on the page to type a note or even draw one.

OneNote for Apple Watch

  • Download the OneNote app and sync your notes to look at them on-the-go.

Source: Microsoft