<?xml version="1.0" encoding="utf-8"?>
<RelativeLayout xmlns:android="http://schemas.android.com/apk/res/android"
    android:layout_width="match_parent"
    android:layout_height="match_parent">

    <im.vector.view.RecentsExpandableListView
        android:id="@+id/fragment_recents_list"
        android:layout_width="match_parent"
        android:layout_height="match_parent"
        android:dividerHeight="0dp"
        android:divider="#00000000"/>

    <RelativeLayout
        android:id="@+id/fragment_recents_selected_cell_layout"
        android:layout_width="match_parent"
        android:layout_height="wrap_content" />

</RelativeLayout>
<?xml version="1.0" encoding="utf-8"?>
<RelativeLayout xmlns:android="http://schemas.android.com/apk/res/android"
    android:layout_width="match_parent"
    android:layout_height="match_parent">

    <im.vector.view.RecentsExpandableListView
        android:id="@+id/fragment_recents_list"
        android:layout_width="match_parent"
        android:layout_height="match_parent"
        android:listSelector="@android:color/transparent"
        android:cacheColorHint="@android:color/transparent"
        android:dividerHeight="0dp"
        android:divider="#00000000"/>

    <RelativeLayout
        android:id="@+id/fragment_recents_selected_cell_layout"
        android:layout_width="match_parent"
        android:layout_height="wrap_content" />

</RelativeLayout>
Remove the summaries list selection background color.
Remove the summaries list selection background color.
