Hello Rahaf, thank you for reaching out to the Microsoft Community. I am here to help and provide assistance with any questions or concerns you may have.
Just a friendly reminder, this forum is a place where community members come together to offer support. We don't work for Microsoft, so we don't have access to user accounts or the ability to perform actions related to them. Nevertheless, we're here to assist and provide guidance to the best of our abilities within the community.
As for your question, Rahaf, as you know, the Notifications Visualizer is primarily designed to facilitate the creation of adaptive Live Tiles and interactive toast notifications tailored for Windows 10. However, it's important to note that its main function revolves around aiding in the design and visualization of these notifications rather than serving as a notification delivery tool.
If your intention is to transmit notifications from a server to a client, you may want to explore alternative technologies. For web applications, commonly employed options include technologies like WebSockets or service workers with the Push API. In the case of a .NET application, SignalR could be a viable choice.
I hope these suggestions help! Let me know if you have any other questions or if there is anything else I can do to assist you.