Windows Push Notification Service

Windows Push Notification Service
	Overview of the WNS architecture.
Developer(s)	Microsoft
Target platform(s)	Windows Phone 8.1, Windows 8, Windows 8.1, Windows 10, Windows 10 Mobile
Programming language(s)	C#
Status	Active
License	Closed-source
Website	dev.windows.com/en-us

Windows Push Notification Service (commonly referred to as Windows Notification Service or WNS) is a notification service developed by Microsoft for all devices running Microsoft Windows platforms. It allows for developers to send push data ("toast" and "tile" updates) to Windows and Universal Windows Platform applications which implement the feature.^[1] Designed as a successor to the Microsoft Push Notification Service, it was first supported on Windows 8 and subsequently on Windows Phone 8.1 upon its release.^[2]

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^ "Windows Push Notification Services (WNS) overview (Windows Runtime apps)". Microsoft. Archived from the original on November 15, 2017. Retrieved November 29, 2015.