app/src/main/res/layout/about.xml

<?xml version="1.0" encoding="utf-8"?>

<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
    xmlns:app="http://schemas.android.com/apk/res-auto"
    android:orientation="vertical"
    android:layout_height="fill_parent"
    android:layout_width="fill_parent">

    <androidx.core.widget.NestedScrollView
        android:layout_height="fill_parent"
        android:layout_width="fill_parent">

        <LinearLayout
            android:orientation="vertical"
            android:layout_height="fill_parent"
            android:layout_width="fill_parent">

            <ImageView
                android:src="@mipmap/ic_launcher"
                android:layout_width="120dp"
                android:layout_height="120dp"
                android:layout_gravity="center"
                android:layout_margin="16dp" />

            <LinearLayout
                android:id="@+id/versionLayout"
                android:layout_width="match_parent"
                android:layout_height="wrap_content"
                android:paddingTop="8dp"
                android:paddingBottom="8dp"
                android:paddingLeft="16dp"
                android:paddingRight="16dp"
                android:gravity="center_vertical"
                android:clickable="true"
                android:focusable="true"
                android:background="?attr/selectableItemBackground"
                android:visibility="gone">
                <ImageView
                    android:src="@drawable/ic_create"
                    android:layout_width="24dp"
                    android:layout_height="24dp"
                    android:layout_gravity="center" />

                <LinearLayout
                    android:layout_width="fill_parent"
                    android:layout_height="wrap_content"
                    android:paddingStart="30dp"
                    android:orientation="vertical">

                    <TextView
                        android:text="@string/preferences_build_version"
                        android:layout_width="match_parent"
                        android:layout_height="wrap_content"
                        android:textColor="?android:attr/textColorPrimary" />
                    <TextView
                        android:id="@+id/version"
                        android:text="Version"
                        android:layout_width="match_parent"
                        android:layout_height="wrap_content" />
                </LinearLayout>
            </LinearLayout>

            <LinearLayout
                android:id="@+id/authorsLayout"
                android:layout_width="match_parent"
                android:layout_height="wrap_content"
                android:paddingTop="8dp"
                android:paddingBottom="8dp"
                android:paddingLeft="16dp"
                android:paddingRight="16dp"
                android:gravity="center_vertical"
                android:clickable="true"
                android:focusable="true"
                android:background="?attr/selectableItemBackground">
                <ImageView
                    android:src="@drawable/ic_description"
                    android:layout_width="24dp"
                    android:layout_height="24dp"
                    android:layout_gravity="center" />

                <LinearLayout
                    android:layout_width="fill_parent"
                    android:layout_height="wrap_content"
                    android:paddingStart="30dp"
                    android:orientation="vertical">

                    <TextView
                        android:text="@string/authors"
                        android:layout_width="match_parent"
                        android:layout_height="wrap_content"
                        android:textColor="?android:attr/textColorPrimary" />

                    <TextView
                        android:text="@string/app_authors"
                        android:layout_width="match_parent"
                        android:layout_height="wrap_content" />
                </LinearLayout>
            </LinearLayout>

            <LinearLayout
                android:id="@+id/licenseLayout"
                android:layout_width="match_parent"
                android:layout_height="wrap_content"
                android:paddingTop="8dp"
                android:paddingBottom="8dp"
                android:paddingLeft="16dp"
                android:paddingRight="16dp"
                android:gravity="center_vertical"
                android:clickable="true"
                android:focusable="true"
                android:background="?attr/selectableItemBackground">
                <ImageView
                    android:src="@drawable/ic_info_outline"
                    android:layout_width="24dp"
                    android:layout_height="24dp"
                    android:layout_gravity="center"
                    app:tint="?attr/iconSettingsAbout" />

                <LinearLayout
                    android:layout_width="fill_parent"
                    android:layout_height="wrap_content"
                    android:paddingStart="30dp"
                    android:orientation="vertical">
                    <TextView
                        android:text="@string/license"
                        android:layout_width="match_parent"
                        android:layout_height="wrap_content"
                        android:textColor="?android:attr/textColorPrimary" />

                    <TextView
                        android:text="@string/app_license"
                        android:layout_width="match_parent"
                        android:layout_height="wrap_content" />
                </LinearLayout>
            </LinearLayout>

            <LinearLayout
                android:layout_width="wrap_content"
                android:layout_height="wrap_content"
                android:layout_marginTop="16dp"
                android:layout_gravity="center_vertical"
                android:visibility="gone">
                <Button
                    android:id="@+id/source"
                    android:layout_width="wrap_content"
                    android:layout_height="wrap_content"
                    android:layout_marginStart="8dp"
                    android:layout_gravity="center_vertical"
                    android:padding="8dp"
                    android:background="?android:attr/selectableItemBackground"
                    android:text="@string/source_code"
                    android:textAllCaps="true" />

                <Button
                    android:id="@+id/changelog"
                    android:layout_width="wrap_content"
                    android:layout_height="wrap_content"
                    android:layout_marginStart="8dp"
                    android:layout_gravity="center_vertical"
                    android:padding="8dp"
                    android:background="?android:attr/selectableItemBackground"
                    android:text="@string/changelog"
                    android:textAllCaps="true" />

                <Button
                    android:id="@+id/issues"
                    android:layout_width="wrap_content"
                    android:layout_height="wrap_content"
                    android:layout_marginLeft="8dp"
                    android:layout_marginRight="8dp"
                    android:layout_gravity="center_vertical"
                    android:padding="8dp"
                    android:background="?android:attr/selectableItemBackground"
                    android:text="@string/preferences_issues"
                    android:textAllCaps="true" />

            </LinearLayout>

            <TextView
                android:id="@+id/copyright"
                android:layout_width="match_parent"
                android:layout_height="wrap_content"
                android:padding="16dp"
                android:gravity="center_vertical"
                android:textAppearance="?android:attr/textAppearanceSmall" />

        </LinearLayout>
    </androidx.core.widget.NestedScrollView>
</LinearLayout>