OneNote is a program in the Microsoft Office System that enables you to capture, organize, and reuse your notes on laptop computers, desktop computers, or Tablet PCs. It gives you one place to store all your notes and the freedom to work with them how you want. OneNote also helps you capture information in multiple ways and then organize and use it according to your needs.OneNote combines the freedom and flexibility of paper notes with the efficiency and power of digital organizational tools, enabling you to work with your notes and information more productively.