To open the SDK Manager from Android Studio, click Tools > SDK Manager or click SDK Manager in the toolbar . If you’re not using Android Studio, you can download tools using the sdkmanager command-line tool. When an update is available for a package you already have, a dash appears in the check box next to the package.
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by default, the “Android Studio IDE” will be installed in ” C:\Program Files\Android\Android Studio “, and the “Android SDK” in ” c:\Users\username\AppData\Local\Android\Sdk “.
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