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1. create an account for Firebase FCM 2. create one app for ios and download GoogleService-Info.plist 3. create one app for android and download google-services.json Follow this document to complete the setup:  ttps://docs.expo.dev/guides/setup-native-firebase/ ...

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Make sure you have Node 12 LTS or greater installed, download from https://nodejs.org/en/ Use npm to install the Expo CLI command line utility sudo npm install -g expo-cli or sudo npm install expo-cli --global Then (use expo) run the following commands to create a new React Native project called "AwesomeProject": expo init AwesomeProject  cd AwesomeProject npm start # you can also use: expo start expo commands: ...

1. setup coding env. for Andriod & iOS Anrioid download Android stuidio and install it: https://developer.android.com/studio  and download for Flutter for Mac: https://flutter.dev/docs/get-started/install/macos   (tip: you might want to use https://code.visualstudio.com/docs/?dv=osx for IDE) iOS note: you might have to run to get your code for xocde: $  sudo xcode-select --switch /Applications/Xcode.app/Contents/Developer $ sudo xcodebuild -license Set up the iOS simulator $ open -a Simulator Ensure that homebrew is up to date: brew update brew install --HEAD usbmuxd brew link...

Assuming you already enrolled in a developer license program and have an apple id. Follow these steps: open up file name with extension .xcworkspace Navigate through Project Name > Targets > General 1. Change the display name of the app, this is what the name of the app that you want the users to see in their devices. 2. Provide an unique bundle identifier of the...

First, you should have a great design for your icon and file should be in PNG format with size 1024 x 1024 pixels.  Second, use a free online tool like https://makeappicon.com/ or http://appiconmaker.co/ to size down your icon for all different sizes for the Apple App Store or Google Play. Finally, upload them when you submit the app. ...