How Do I Customize My Notifications With Flutter?

We basically we built them with flutter and what we do is using a package called window manager from the people that live lean flutter I think they're the original creators. So, this package is quite strong and allows you to like do several modifications to like windows inside of both windows and Macs. We can just customize the design of the notifications with flutter, which is we have a great designer working with us. The bounce that you get could be swapped around and there's a lot of things that come wrong when building such a such a unique tool in a sense at least with flutter applications.