The first step for this chapter is to install Android Studio. For this, you can head to https://developer.android.com/studio/index.html and download the installer for your platform.
Kotlin support was added to Android Studio in version 3.0. If you already have Android Studio installed, please check that the version is at least 3.0. It's recommended that you update to the newest stable version of Android Studio if you have an earlier version.
Downloading Android Studio from the official web page
Once you have finished the download, follow the steps on the official guide at https://developer.android.com/studio/install.html to complete the installation. By default, the instructions are going to be according to the operating system detected by the web page; if you wish to see the instructions for a different OS, please select the relevant option in the menu on the right of the page, shown as follows:
You can switch the instructions to other operating systems if you want
Once the installation is complete, you will be able to create Android projects with Kotlin support out of the box.
Keep in mind that the preceding screenshots are according to the current design of the page. Google updates both pages frequently, so they may look slightly different when you are downloading and installing Android Studio, but the premise should be the same: download and follow the steps according to your operating system.