ns-usbloader-mobile/app/src/main/res/layout/content_about.xml

<?xml version="1.0" encoding="utf-8"?>
<ScrollView  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"
    android:layout_width="match_parent"
    android:layout_height="match_parent"
    app:layout_behavior="@string/appbar_scrolling_view_behavior"
    app:layout_constraintBottom_toBottomOf="parent"
    app:layout_constraintEnd_toEndOf="parent"
    app:layout_constraintStart_toStartOf="parent"
    app:layout_constraintTop_toTopOf="parent"
    tools:context=".AboutActivity"
    tools:showIn="@layout/activity_about">

    <LinearLayout
        android:layout_width="match_parent"
        android:layout_height="wrap_content"
        android:layout_marginStart="8dp"
        android:layout_marginLeft="8dp"
        android:layout_marginTop="8dp"
        android:layout_marginEnd="8dp"
        android:layout_marginRight="8dp"
        android:layout_marginBottom="8dp"
        android:orientation="vertical">

        <ImageView
            android:id="@+id/imageView2"
            android:layout_width="match_parent"
            android:layout_height="100dp"
            android:layout_marginStart="8dp"
            android:layout_marginEnd="8dp"
            android:contentDescription="application logo"
            app:srcCompat="@drawable/ic_fullsize_logo_android" />

        <TextView
            android:id="@+id/textView1"
            android:layout_width="match_parent"
            android:layout_height="wrap_content"
            android:gravity="center"
            android:paddingTop="5dp"
            android:text="@string/about_line_1"
            android:textAppearance="@style/TextAppearance.AppCompat.Body2" />

        <TextView
            android:id="@+id/textView2"
            android:layout_width="match_parent"
            android:layout_height="wrap_content"
            android:paddingTop="5dp"
            android:text="@string/about_line_2"
            android:textAppearance="@style/TextAppearance.AppCompat.Body1" />

        <TextView
            android:id="@+id/textView3"
            android:layout_width="match_parent"
            android:layout_height="wrap_content"
            android:paddingTop="5dp"
            android:text="@string/about_line_3"
            android:textAppearance="@style/TextAppearance.AppCompat.Body1" />

        <TextView
            android:id="@+id/textView4"
            android:layout_width="match_parent"
            android:layout_height="wrap_content"
            android:paddingTop="5dp"
            android:text="@string/about_line_4"
            android:textAppearance="@style/TextAppearance.AppCompat.Body1" />

        <TextView
            android:id="@+id/textView5"
            android:layout_width="match_parent"
            android:layout_height="wrap_content"
            android:paddingTop="5dp"
            android:text="@string/about_line_5"
            android:textAppearance="@style/TextAppearance.AppCompat.Body1" />

        <TextView
            android:id="@+id/textView6"
            android:layout_width="match_parent"
            android:layout_height="wrap_content"
            android:paddingTop="5dp"
            android:text="@string/about_line_6"
            android:textAppearance="@style/TextAppearance.AppCompat.Body1" />

        <ImageView
            android:id="@+id/donateLiberaImageView"
            android:layout_width="200dp"
            android:layout_height="wrap_content"
            android:layout_gravity="center"
            android:contentDescription="Donate Liberapay"
            android:padding="10dp"
            app:srcCompat="@drawable/ic_donate_libera" />

        <ImageView
            android:id="@+id/donatePaypalImageView"
            android:layout_width="200dp"
            android:layout_height="wrap_content"
            android:layout_gravity="center"
            android:contentDescription="Donate Paypal"
            android:padding="10dp"
            app:srcCompat="@drawable/ic_donate_paypal" />

        <ImageView
            android:id="@+id/donateYandexImageView"
            android:layout_width="200dp"
            android:layout_height="wrap_content"
            android:layout_gravity="center"
            android:contentDescription="Donate Yandex Money"
            android:padding="10dp"
            app:srcCompat="@drawable/ic_donate_yandex" />
    </LinearLayout>
</ScrollView>