App icons show numbers or dots (badges) to alert you about unread notifications. You can choose to use numbers or dots for the badges. You can also turn badges off for one app or all apps.

Tap App icon badges and select Numbered or Dot.
That's the type of badge you'll see for notifications from all apps, unless you turned them off for an app.



Bubbles keep your conversations accessible by floating on top of other apps. Read and send messages from the bubble without opening the app.
If you want to always see conversations in their full app, turn Allow apps to show bubbles off 
To read and send messages from a bubble without opening the app, turn Allow apps to show bubbles on 
Tap Notifications > Additional settings in the app > Bubble.
If you don’t see Bubble, then the app doesn’t support this feature.
If you want to be able to snooze your notifications, turn on snoozing:

In addition to the sidebar, you can set apps to open in freeform mode from your notifications.



