mihon/app/src/main/res/layout/pref_more_header.xml

<?xml version="1.0" encoding="utf-8"?>
<FrameLayout xmlns:android="http://schemas.android.com/apk/res/android"
    xmlns:app="http://schemas.android.com/apk/res-auto"
    android:layout_width="match_parent"
    android:layout_height="wrap_content"
    android:background="?attr/colorToolbar"
    android:elevation="2dp"
    android:padding="32dp">

    <ImageView
        android:layout_width="56dp"
        android:layout_height="56dp"
        android:layout_gravity="center"
        app:srcCompat="@drawable/ic_tachi"
        app:tint="?attr/colorOnToolbar" />

</FrameLayout>