Microsoft has taken yet another step in replacing the OneNote UWP app (officially referred to as OneNote for Windows 10) with a new unified version based on the classic desktop app. The company has now announced that you're no longer able to find the OneNote UWP on the Microsoft Store, and instead, you'll see the new app available for download instead.
first Microsoft delists the OneNote UWP app from the Microsoft Store published
via QUANCEA