Notification Channels: https://goo.gl/2iyGTx
Notification Badges: https://goo.gl/PxZ9tN
Android Oreo introduces several key updates to notifications, including notification channels and notification badges. Notification channels are collections of associated notifications. Each notification has a channel, and users can set preferences for each notification channel via the app’s settings.
Notification channels are especially important because they are required for all notifications on…