First, install Oracle JDK 8
sudo add-apt-repository ppa:webupd8team/java
Follow the steps provided in this link below to set it up.
To make sure, it’s installed successfully, open a terminal and type
javac -version
Set the JAVA_HOME environment variable to the location of your JDK installation using this link.
Download the Android Studio package from here and extract it somewhere (e.g home directory).
For Mac:
Just run the .dmg to install Android Studio and then follow the setup process.
For Linux:
To launch Android Studio, open a terminal, navigate to the android-studio/bin/ directory, and execute studio.sh.
cd android-studio/bin
Select whether you want to import previous Android Studio settings or not, then click OK.
Set the **ANDROID_HOME** environment variable to the location of your Android SDK installation
sudo gedit ~/.bashrc
export ANDROID_HOME=/home/user_directory/Android/Sdk