NewPipe-app-android/app/src/main/res/menu/menu_play_queue.xml

<menu xmlns:android="http://schemas.android.com/apk/res/android"
    xmlns:app="http://schemas.android.com/apk/res-auto"
    xmlns:tools="http://schemas.android.com/tools"
    tools:context=".player.PlayQueueActivity">

    <item
        android:id="@+id/action_append_playlist"
        android:icon="@drawable/ic_playlist_add"
        android:title="@string/add_to_playlist"
        android:visible="true"
        app:showAsAction="ifRoom" />


    <item
        android:id="@+id/action_playback_speed"
        android:title="1x"
        android:tooltipText="@string/playback_speed_control"
        android:visible="true"
        app:showAsAction="ifRoom" />

    <item
        android:id="@+id/action_audio_track"
        android:tooltipText="@string/audio_track"
        android:visible="false"
        app:showAsAction="ifRoom">
        <menu />
    </item>

    <item
        android:id="@+id/action_mute"
        android:icon="@drawable/ic_volume_off"
        android:title="@string/mute"
        android:visible="true"
        app:showAsAction="ifRoom" />

    <item
        android:id="@+id/action_settings"
        android:orderInCategory="1"
        android:title="@string/settings"
        app:showAsAction="never" />

    <item
        android:id="@+id/action_system_audio"
        android:orderInCategory="2"
        android:title="@string/play_queue_audio_settings"
        app:showAsAction="never" />

    <item
        android:id="@+id/action_switch_main"
        android:orderInCategory="3"
        android:title="@string/switch_to_main"
        app:showAsAction="never" />
</menu>