Install Android SDK

sudo apt update && sudo apt install android-sdk

In case you have echo $JAVA_HOME null or problems with JDK 1.8, install (https://www.youtube.com/watch?v=7LFfYQsezh8)

sudo apt-get-repository ppa:webupd8team/java
sudo apt-get update
sudo apt-get install oracle-java8-installer
sudo apt-get install oracle-java8-set-default
java -version

In case have echo $ANDROID_HOME null follow the following tutorial

nano ~~/.profile export ANDROID_HOME="~~/Android/Sdk" export PATH=$PATH:~~/Android/Sdk/tools:~~/Android/Sdk/platform-tools source ~/.profile echo $ANDROID_HOME

Install Grandle

https://www.vultr.com/docs/how-to-install-gradle-on-ubuntu-16-10

Open Emulator

Use Android Studio to open the AVD emulator

Use Android Studio to manage AVD and add a new device

Tools => Manage AVD => ADD Device
Device => Options => Wipe  Data
Device => Options => Cold Boot

Open it

source ~/.bash_profile
react-native run-android

Tutorial for publish it on Android Play Store

https://facebook.github.io/react-native/docs/signed-apk-android

optionally this

https://android.jlelse.eu/preparing-a-reach-native-android-app-for-production-f063413d5633

to build it again