...To allow android to respond to click_action, you need to define Activities and filter on specific intent. Since all javascript is running in MainActivity, you can have MainActivity to handle actions. If you are using RN < 0.30.0 and react-native-fcm < 1.0.16, pass intent into package, edit MainActivity.java. Import libraries, add Capabilities (background running and push notification), upload APNS and etc. Put frameworks under ios/Frameworks folder, and drag those files into your xcode solution. Make sure the file is not just moved into the folder. You need to Right Click the project folder in XCode and Add File to <Project Name>. ...