This is the API level on which we will run and test our apps. Now select all the packages of an API level, always choose latest API level that is available. So click on SDK Manager option located at top, it is shown in below screenshot.Ģ. Before creating AVD you need to download some more tools and packages. So before running your app you need to create a virtual device.ġ. Finally click on Finish button to create the project.ĪVD is a virtual device that is used to run and test android apps on computer. If you want, you can change these files name or you can also add other activities in your app depending upon your requirement.Ħ. Remember that by default Java file name is same as activity name.

We have two files for an activity, one is a Java file that contains all the logic and working related code and another is a XML file that contains the designing related code.

Activity Name is the name of the Java file, Layout Name is the XML file. Title is the name that will be shown on the activity when we will open in mobile. In the next window you can leave all the fields as it is. Your app can have multiple activities, right now we are creating single activity app.ĥ. An activity is a screen or window in your android mobile that holds all the components like buttons, textbox, etc. In the next window choose a blank activity. Always keep the minimum sdk version as lower as possible, so that your app can run on maximum number of devices.Ĥ. It means the minimum android version on which you want your app to run. Now in the next window it will ask for Target Android Devices. You can fill these fields according to your choice. Remember that the package name will be the company domain in reverse order plus name of application. Enter website domain in Company Domain field. Now in Application name field enter the name of the application. Select Start a new Android Studio project option.Ģ. When you will open Android Studio for first time you will see following screen. If you have not done it yet then you can read it from below link.Īlso Read: Installing Android Studio and Environment SetupĪndroid Hello World Example – Build First Android App Create Android Projectġ. I hope that before reading this tutorial you have already installed Android Studio and done environment setup that I have taught in last tutorial. Hello friends, in this tutorial I will teach you how to build first android app with the help of android hello world example.

Android studio hello world sample