Android/Gradle/app/src/main/res/xml/settings_message.xml

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

<PreferenceScreen xmlns:android="http://schemas.android.com/apk/res/android"
  android:title="@string/SETTINGS_SCREEN_MESSAGE"
  >

  <CheckBoxPreference
    android:key="@string/PREF_KEY_SHOW_NOTIFICATIONS"
    android:persistent="true"
    android:title="@string/SETTINGS_CHECKBOX_SHOW_NOTIFICATIONS"
   />

  <CheckBoxPreference
    android:key="@string/PREF_KEY_SHOW_ALERTS"
    android:persistent="true"
    android:title="@string/SETTINGS_CHECKBOX_SHOW_ALERTS"
   />

  <CheckBoxPreference
    android:key="@string/PREF_KEY_SHOW_ANNOUNCEMENTS"
    android:persistent="true"
    android:title="@string/SETTINGS_CHECKBOX_SHOW_ANNOUNCEMENTS"
   />
</PreferenceScreen>