Top "Firebase-cloud-messaging" questions

Firebase Cloud Messaging (FCM) is the new version of GCM.

Firebase Cloud Messaging with Ionic app

I am developing android/ios app using ionic framework (web technologies) and I want to add Push Notification with the …

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Open specific Activity when notification clicked in FCM

I am working on App in which I am required to show notification. For notification, i am using FireBase Cloud …

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FirebaseCloudMessaging : FirebaseInstanceId background sync failed - SERVICE_NOT_AVAILABLE

I have use Firebase Cloud Messaging(FCM) API for the push notification in Android. When I implemented that time perfect …

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Is GCM (now FCM) free for any limit?

I would like to know if Firebase Cloud Messaging is free or not for unlimited users?

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API key for GCM is suddenly invalid? Unauthorized (401) error

I created an Android API key for GCM Push Notification for my Android application.From the last two days, GCM …

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How to handle the Firebase notification when app is in foreground

I have integrated Firebase Cloud Messaging with my application. When I sent a notification from the Firebase console, if the …

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Firebase Cloud Messaging - Handling logout

How do I handle situation, when user logs out of my application and I no longer want him to receive …

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What is the maximum length of an FCM registration ID token?

Working with the "new" Firebase Cloud Messaging, I would like to reliably save client device registration_id tokens to the …

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How to specify Android notification channel for FCM push messages in Android 8

Our app now has targetSdkVersion 26 (Android 8) and the app uses FCM push notifications. As FCM documentation prescribes I updated the …

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Firebase notifications when app is closed

I have implemented Firebase notification in my Android application. When my app is running, notification is displayed with my custom …

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