android_sdk_root is a system variable which points to root folder of android sdk tools. You probably get the error because the variable is not set. To set it in Android Studio go to: File -> project Structure into Project Structure. … SDK location select Android SDK location.

What is meant by Android SDK?

SDK is the acronym for “Software Development Kit”. The SDK brings together a group of tools that enable the programming of mobile applications. This set of tools can be divided into 3 categories: SDKs for programming or operating system environments (iOS, Android, etc.) Application maintenance SDKs.

Why is Android SDK on my phone?

SDK provides a selection of tools required to build Android apps or to ensure the process goes as smoothly as possible. Whether you end up creating an app with Java, Kotlin or C#, you need the SDK to get it to run on an Android device and access unique features of the OS.