PlayerAndroid/appthemehelper/src/main/res/layout/ate_preference_custom_support.xml

<?xml version="1.0" encoding="utf-8"?>
<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
    xmlns:tools="http://schemas.android.com/tools"
    android:layout_width="match_parent"
    android:layout_height="wrap_content"
    android:background="?android:attr/selectableItemBackground"
    android:baselineAligned="false"
    android:gravity="center_vertical"
    android:minHeight="?android:attr/listPreferredItemHeight"
    android:orientation="horizontal"
    android:paddingEnd="?android:attr/scrollbarSize"
    android:paddingRight="?android:attr/scrollbarSize"
    tools:ignore="RtlSymmetry,UnusedAttribute">

    <ImageView
        android:id="@android:id/icon"
        android:layout_width="wrap_content"
        android:layout_height="wrap_content"
        android:layout_gravity="center"
        android:layout_marginStart="@dimen/ate_preference_inset"
        android:layout_marginLeft="@dimen/ate_preference_inset"
        tools:ignore="ContentDescription"
        tools:src="@drawable/icon_back_black" />

    <RelativeLayout
        android:layout_width="0dp"
        android:layout_height="wrap_content"
        android:layout_gravity="start|center_vertical"
        android:layout_marginStart="32dp"
        android:layout_marginLeft="@dimen/ate_preference_inset"
        android:layout_marginTop="12dip"
        android:layout_marginEnd="6dip"
        android:layout_marginRight="6dip"
        android:layout_marginBottom="12dip"
        android:layout_weight="1">

        <com.google.android.material.textview.MaterialTextView
            android:id="@android:id/title"
            android:layout_width="wrap_content"
            android:layout_height="wrap_content"
            android:layout_alignParentStart="true"
            android:layout_alignParentLeft="true"
            android:ellipsize="marquee"
            android:fadingEdge="horizontal"

            android:singleLine="true"
            android:textAppearance="@style/TextAppearance.MaterialComponents.Subtitle1"
            android:textColor="?android:attr/textColorPrimary"
            tools:text="@tools:sample/lorem/random" />


        <com.google.android.material.textview.MaterialTextView
            android:id="@android:id/summary"
            android:layout_width="wrap_content"
            android:layout_height="wrap_content"
            android:layout_below="@android:id/title"
            android:layout_alignStart="@android:id/title"
            android:layout_alignLeft="@android:id/title"
            android:layout_marginTop="2dp"

            android:maxLines="4"
            android:textColor="?android:attr/textColorSecondary"
            tools:text="I have one solution for you.you can change font size for specific preference by managing layout file." />

    </RelativeLayout>

    <!-- Preference should place its actual preference widget here. -->
    <LinearLayout
        android:id="@android:id/widget_frame"
        android:layout_width="wrap_content"
        android:layout_height="match_parent"
        android:layout_gravity="end|center_vertical"
        android:gravity="center_vertical"
        android:orientation="vertical" />

</LinearLayout><!-- From: file:/home/jitpack/build/commons/src/main/res/layout/md_preference_custom.xml -->