Signal-Android/app/src/main/res/xml/preferences.xml

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

<PreferenceScreen xmlns:android="http://schemas.android.com/apk/res/android"
    xmlns:app="http://schemas.android.com/apk/res-auto">

    <org.thoughtcrime.securesms.preferences.widgets.ProfilePreference
            android:key="preference_category_profile"/>

    <org.thoughtcrime.securesms.preferences.widgets.UsernamePreference
            app:isPreferenceVisible="false"
            android:key="preference_category_username"/>

    <Preference android:key="preference_category_sms_mms"
                android:title="@string/preferences__sms_mms"
                android:icon="@drawable/ic_message_tinted_bitmap_24"/>

    <Preference android:key="preference_category_notifications"
                android:title="@string/preferences__notifications"
                android:icon="@drawable/ic_bell_24"/>

    <Preference android:key="preference_category_app_protection"
                android:title="@string/preferences__privacy"
                android:icon="@drawable/ic_lock_24"/>

    <Preference android:key="preference_category_appearance"
                android:title="@string/preferences__appearance"
                android:icon="@drawable/ic_appearance_24"/>

    <Preference android:key="preference_category_chats"
                android:title="@string/preferences__chats"
                android:icon="@drawable/ic_photo_24"/>

    <Preference android:key="preference_category_storage"
                android:title="@string/preferences__storage"
                android:icon="@drawable/ic_archive_24dp"/>

    <Preference android:key="preference_category_devices"
                android:title="@string/preferences__linked_devices"
                android:icon="@drawable/ic_linked_devices_24"/>

    <Preference android:key="preference_category_help"
                android:title="@string/preferences__help"
                android:icon="@drawable/ic_help_24" />

    <Preference android:key="preference_category_advanced"
                android:title="@string/preferences__advanced"
                android:icon="@drawable/ic_advanced_24"/>

    <Preference android:key="preference_category_donate"
                android:title="@string/preferences__donate_to_signal"
                android:icon="@drawable/ic_heart_24"
                android:widgetLayout="@layout/donate_preference_widget" />

</PreferenceScreen>