samples/SupportLeanbackDemos/AndroidManifest.xml

<?xml version="1.0" encoding="utf-8"?>
<manifest xmlns:android="http://schemas.android.com/apk/res/android"
    package="com.example.android.leanback"
    android:versionCode="1"
    android:versionName="1.0">

    <uses-sdk android:minSdkVersion="17" android:targetSdkVersion="19" />

    <application
        android:label="@string/app_name"
        android:icon="@drawable/ic_launcher"
        android:banner="@drawable/ic_launcher"
        android:theme="@style/Theme.Leanback">

        <activity android:name="MainActivity"
            android:label="@string/app_name">
            <intent-filter>
                <action android:name="android.intent.action.MAIN" />
                <category android:name="android.intent.category.LEANBACK_LAUNCHER" />
            </intent-filter>
        </activity>

        <activity android:name="DetailsActivity"
            android:exported="true" />

        <activity android:name="VerticalGridActivity"
            android:exported="true" />

    </application>
</manifest>