React Native Local and Remote Notifications for iOS and Android. firebase-messaging, prior to version 15 requires to have the same version number in order to work correctly at build time and at run time. The Firebase Android library firebase-core is no longer needed. This SDK included the Firebase SDK for Google Analytics. Now, to use Analytics or any Firebase product that recommends the use of Analytics, you need to explicitly add the Analytics dependency. Example folder contains an example app to demonstrate how to use this package. Please test your PRs with this example app before submitting them. In the notifications options, you must provide a channel id with channelId: "your-channel-id", if the channel doesn't exist the notification might not be triggered. Once the channel is created, the channel cannot be updated. Make sure your channelId is different if you change these options. If you have created a channel in another way, it will apply options of the channel.