How to manage notifications in Microsoft Teams
If you use Microsoft Teams and want to manage which Teams channels send you notifications, you can click the channel's ... button and alter your preferences.
In Customised, you can set whether the notifications to appear just in the Teams Activity Feed, or also as a Banner in the bottom right of your screen:
For global control of your Teams notifications, go to the Teams Settings in the ... menu at top right of your Teams window:
Here you can control the notifications for all your channels in one step: