Open Android Studio. Select Android Studio -> Settings -> Android SDK or Android Studio -> Project structure -> SDK location or to open Project structure shortcut is ( Ctrl + Alt + Shift + s ) Your SDK location will be specified on the upper right side of the screen under [Android SDK Location]
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The sdkmanager tool is provided in the Android SDK Tools package (25.2. 3 and higher) and is located in android_sdk /tools/bin/ .
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