I have a service running, and would like to send a notification. Too bad, the notification object requires a Context, like an Activity, and not a Service.Notifications provide short, timely information about events in your app while it isn't in use. The NotificationListenerService is a unique service in the Android framework that allows an app to monitor notifications posted to the status bar. Stepbystep guide on Android push notifications with Firebase Cloud Messaging (FCM). In this tutorial, I will show you how to send and receive notifications in Android using Firebase Cloud Messaging. This video will be about showing notifications which is a way to notify the users about something that happens in your app. The simple notification app used in this lecture uses the status bar to inform the user that a service has been started (we will discuss services next). I tried using this with a Pixel 5a on Android 11 the notification never shows up on Android Auto. A service that extends FirebaseMessagingService .