diff --git a/app/src/main/java/com/hippo/ehviewer/ui/fragment/ReadFragment.java b/app/src/main/java/com/hippo/ehviewer/ui/fragment/ReadFragment.java
deleted file mode 100644
index f0d2a01ff..000000000
--- a/app/src/main/java/com/hippo/ehviewer/ui/fragment/ReadFragment.java
+++ /dev/null
@@ -1,36 +0,0 @@
-/*
- * Copyright 2016 Hippo Seven
- *
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at
- *
- *     http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- */
-
-package com.hippo.ehviewer.ui.fragment;
-
-import android.os.Bundle;
-
-import androidx.annotation.Nullable;
-
-import com.hippo.ehviewer.R;
-
-public class ReadFragment extends BasePreferenceFragment {
-
-    @Override
-    public void onCreatePreferences(@Nullable Bundle savedInstanceState, String rootKey) {
-        addPreferencesFromResource(R.xml.read_settings);
-    }
-
-    @Override
-    public int getFragmentTitle() {
-        return R.string.settings_read;
-    }
-}
diff --git a/app/src/main/res/drawable/v_book_open_primary_x24.xml b/app/src/main/res/drawable/v_book_open_primary_x24.xml
deleted file mode 100644
index f6376fe37..000000000
--- a/app/src/main/res/drawable/v_book_open_primary_x24.xml
+++ /dev/null
@@ -1,28 +0,0 @@
-<?xml version="1.0" encoding="utf-8"?><!--
-  ~ Copyright 2016 Hippo Seven
-  ~
-  ~ Licensed under the Apache License, Version 2.0 (the "License");
-  ~ you may not use this file except in compliance with the License.
-  ~ You may obtain a copy of the License at
-  ~
-  ~     http://www.apache.org/licenses/LICENSE-2.0
-  ~
-  ~ Unless required by applicable law or agreed to in writing, software
-  ~ distributed under the License is distributed on an "AS IS" BASIS,
-  ~ WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
-  ~ See the License for the specific language governing permissions and
-  ~ limitations under the License.
-  -->
-
-<vector xmlns:android="http://schemas.android.com/apk/res/android"
-    android:width="24dp"
-    android:height="24dp"
-    android:tint="?colorPrimary"
-    android:viewportWidth="24"
-    android:viewportHeight="24">
-
-    <path
-        android:fillColor="@android:color/white"
-        android:pathData="@string/pd_book_open" />
-
-</vector>
diff --git a/app/src/main/res/values-de/strings.xml b/app/src/main/res/values-de/strings.xml
index b4e39bc44..8781c8c2d 100755
--- a/app/src/main/res/values-de/strings.xml
+++ b/app/src/main/res/values-de/strings.xml
@@ -284,36 +284,7 @@
     <string name="settings_eh_show_jpn_title">Japanische Titel anzeigen</string>
     <string name="settings_eh_filter">Galerie-Blocker</string>
     <string name="settings_eh_filter_summary">Nach Titel, Uploader order Etiketten die unerwünschten Galerien verstecken</string>
-    <string name="settings_read">Lesen</string>
-    <string name="settings_read_screen_rotation">Richtung des Bildschirms</string>
-    <string name="settings_read_screen_rotation_default">Standard</string>
-    <string name="settings_read_screen_rotation_portrait">Querformat</string>
-    <string name="settings_read_screen_rotation_landscape">Hochformat</string>
-    <string name="settings_read_reading_direction">Richtung des Lesens</string>
-    <string name="settings_read_reading_direction_left_to_right">Von links nach rechts</string>
-    <string name="settings_read_reading_direction_right_to_Left">Von rechts nach links</string>
-    <string name="settings_read_reading_direction_top_to_bottom">Von oben nach unter</string>
-    <string name="settings_read_page_scaling">Seitenskalierung</string>
-    <string name="settings_read_page_scaling_actual_size">Originale Größe</string>
-    <string name="settings_read_page_scaling_fit_to_width">Nach der Länge anpassen</string>
-    <string name="settings_read_page_scaling_fit_to_height">Nach der Höhe anpassen</string>
-    <string name="settings_read_page_scaling_fit_to_screen">Nach dem Bildschirm anpassen</string>
-    <string name="settings_read_page_scaling_fixed_scale">Festgesetzte Größe</string>
-    <string name="settings_read_start_position">Seiten umblättern von</string>
-    <string name="settings_read_start_position_top_left">Oben links</string>
-    <string name="settings_read_start_position_top_right">Oben rechts</string>
-    <string name="settings_read_start_position_bottom_left">Unter links</string>
-    <string name="settings_read_start_position_bottom_right">Unter rechts</string>
-    <string name="settings_read_start_position_center">Die Mitte</string>
-    <string name="settings_read_keep_screen_on">Bildschirm wach bleiben lassen</string>
-    <string name="settings_read_show_clock">Uhr anzeigen</string>
-    <string name="settings_read_show_progress">Fortschritt anzeigen</string>
-    <string name="settings_read_show_battery">Akku-Niveau anzeigen</string>
-    <string name="settings_read_show_page_interval">Seitensabstand anzeigen</string>
     <string name="settings_read_volume_page">Seiten mit Lautstärketaste umblättern</string>
-    <string name="settings_read_reading_fullscreen">Vollbild</string>
-    <string name="settings_read_custom_screen_lightness">Helligkeit manuell festlegen</string>
-    <string name="settings_read_screen_lightness">Helligkeit</string>
     <string name="settings_download">Download</string>
     <string name="settings_download_download_location">Downloadziel</string>
     <string name="settings_download_invalid_download_location">Ungültiges Downloadziel</string>
@@ -416,8 +387,6 @@
     <string name="settings_advanced_custom_hosts_summary">Hostname auf die angepassten IP umstellen\nDie Regeln können die von der App festgelegt überschreiben</string>
     <string name="download_reset_reading_progress">Lesefortschritte zurücksetzen</string>
     <string name="reset_reading_progress_message">Lesefortschritte aus allen heruntergeladenen Galerie zurücksetzen?</string>
-    <string name="settings_eh_theme_light">Weiß</string>
-    <string name="settings_eh_theme_dark">Dunkel</string>
     <string name="settings_eh_identity_cookies_signed">Wenn jemand die folgenden Informationen hat, kann er sich als du anmelden. &lt;br&gt;&lt;b&gt;ALSO GEHEIM HALTEN!&lt;/b&gt;&lt;br&gt;&lt;br&gt;%s</string>
     <string name="settings_eh_identity_cookies_tourist">Du hast dich noch nicht angemeldet.</string>
     <string name="settings_eh_identity_cookies_copy">Kopieren</string>
diff --git a/app/src/main/res/values-es/strings.xml b/app/src/main/res/values-es/strings.xml
index ec59788ef..b936f89e9 100644
--- a/app/src/main/res/values-es/strings.xml
+++ b/app/src/main/res/values-es/strings.xml
@@ -304,36 +304,7 @@
     <string name="settings_eh_filter">Filtrado de galerías</string>
     <string name="settings_eh_filter_summary">Filtrado de galerías por título, uploader y etiquetas. Para más detalles presiona el ícono (i) en la parte superior del menú</string>
 
-    <string name="settings_read">Lectura</string>
-    <string name="settings_read_screen_rotation">Orientación de la pantalla</string>
-    <string name="settings_read_screen_rotation_default">Defecto</string>
-    <string name="settings_read_screen_rotation_portrait">Retrato</string>
-    <string name="settings_read_screen_rotation_landscape">Paisaje</string>
-    <string name="settings_read_reading_direction">Dirección de lectura</string>
-    <string name="settings_read_reading_direction_left_to_right">Izquierda a derecha</string>
-    <string name="settings_read_reading_direction_right_to_Left">Derecha a izquierda</string>
-    <string name="settings_read_reading_direction_top_to_bottom">Arriba hacia abajo</string>
-    <string name="settings_read_page_scaling">Escala de página</string>
-    <string name="settings_read_page_scaling_actual_size">Tamaño original</string>
-    <string name="settings_read_page_scaling_fit_to_width">Ajustar a anchura</string>
-    <string name="settings_read_page_scaling_fit_to_height">Ajustar a altura</string>
-    <string name="settings_read_page_scaling_fit_to_screen">Ajustar a pantalla</string>
-    <string name="settings_read_page_scaling_fixed_scale">Escala fija</string>
-    <string name="settings_read_start_position">Posición de inicio</string>
-    <string name="settings_read_start_position_top_left">Arriba a la izquierda</string>
-    <string name="settings_read_start_position_top_right">Abajo a la derecha</string>
-    <string name="settings_read_start_position_bottom_left">Abajo a la izquierda</string>
-    <string name="settings_read_start_position_bottom_right">Abajo a la derecha</string>
-    <string name="settings_read_start_position_center">Centro</string>
-    <string name="settings_read_keep_screen_on">Pantalla siempre encendida</string>
-    <string name="settings_read_show_page_interval">Mostrar intervalo de página</string>
-    <string name="settings_read_show_clock">Mostrar hora</string>
-    <string name="settings_read_show_progress">Mostrar progreso de lectura</string>
-    <string name="settings_read_show_battery">Mostrar porcentaje de la batería</string>
     <string name="settings_read_volume_page">Pasar páginas con botón del volumen</string>
-    <string name="settings_read_reading_fullscreen">Pantalla completa</string>
-    <string name="settings_read_custom_screen_lightness">Personalizar brillo de la pantalla</string>
-    <string name="settings_read_screen_lightness">Brillo de la pantalla</string>
 
     <string name="settings_download">Descargas</string>
     <string name="settings_download_download_location">Ruta de descargas</string>
@@ -501,7 +472,5 @@
     <string name="edit_host_delete">Borrar</string>
     <string name="invalid_host">Anfitrión inválida</string>
     <string name="invalid_ip">IP inválida</string>
-    <string name="settings_eh_theme_light">Claro</string>
-    <string name="settings_eh_theme_dark">Oscuro</string>
 
 </resources>
diff --git a/app/src/main/res/values-fr/strings.xml b/app/src/main/res/values-fr/strings.xml
index bffd33a4e..1f977c899 100755
--- a/app/src/main/res/values-fr/strings.xml
+++ b/app/src/main/res/values-fr/strings.xml
@@ -339,36 +339,7 @@
     <string name="settings_eh_filter">Bloqueur des galeries</string>
     <string name="settings_eh_filter_summary">Filtrer les galerie par les titres, les uploaders ou les tags</string>
 
-    <string name="settings_read">Lecture</string>
-    <string name="settings_read_screen_rotation">Rotation d\'écran</string>
-    <string name="settings_read_screen_rotation_default">Par défaut</string>
-    <string name="settings_read_screen_rotation_portrait">Portrait</string>
-    <string name="settings_read_screen_rotation_landscape">Landscape</string>
-    <string name="settings_read_reading_direction">Direction de lecture</string>
-    <string name="settings_read_reading_direction_left_to_right">De gauche à droit</string>
-    <string name="settings_read_reading_direction_right_to_Left">De droit à gauche</string>
-    <string name="settings_read_reading_direction_top_to_bottom">De haut à fond</string>
-    <string name="settings_read_page_scaling">Écaillage de page</string>
-    <string name="settings_read_page_scaling_actual_size">Taille actuelle</string>
-    <string name="settings_read_page_scaling_fit_to_width">S\'adapter à la largueur</string>
-    <string name="settings_read_page_scaling_fit_to_height">S\'adapter à la hauteur</string>
-    <string name="settings_read_page_scaling_fit_to_screen">S\'adapter à l\'écran</string>
-    <string name="settings_read_page_scaling_fixed_scale">Taille fixée</string>
-    <string name="settings_read_start_position">Position de début</string>
-    <string name="settings_read_start_position_top_left">En haut à gauche</string>
-    <string name="settings_read_start_position_top_right">En haut à droit</string>
-    <string name="settings_read_start_position_bottom_left">En bas à gauche</string>
-    <string name="settings_read_start_position_bottom_right">En bas à droit</string>
-    <string name="settings_read_start_position_center">Centre</string>
-    <string name="settings_read_keep_screen_on">Maintenir l\'écran allumé</string>
-    <string name="settings_read_show_clock">Montrer l\'heure</string>
-    <string name="settings_read_show_progress">Montrer le progrès</string>
-    <string name="settings_read_show_battery">Montrer le niveau de batterie</string>
-    <string name="settings_read_show_page_interval">Montrer l\'intervalle des pages</string>
     <string name="settings_read_volume_page">Tourner la page avec les Volumes</string>
-    <string name="settings_read_reading_fullscreen">Plein d\'écran</string>
-    <string name="settings_read_custom_screen_lightness">Personaliser la luminosité d\'écran</string>
-    <string name="settings_read_screen_lightness">Luminosité d\'écran</string>
 
     <!-- My Tags Activity -->
     <string name="my_tags">Tags suivis</string>
@@ -526,8 +497,6 @@
     <string name="settings_advanced_custom_hosts_title">hosts.txt personalisé</string>
     <string name="settings_advanced_custom_hosts_summary">Mapper l\'hôte à l\'adresse IP\nIls pouvent redéfinir l\'hosts.txt de l\'app</string>
     <string name="app_language_system">Langue du système (défaut)</string>
-    <string name="settings_eh_theme_light">Blanc</string>
-    <string name="settings_eh_theme_dark">Gris</string>
     <string name="settings_eh_identity_cookies_signed">Tout le monde peut utiliser les cookies de ce compte pour s\'y connecter.&lt;br&gt;&lt;b&gt;GARDEZ-LES BIEN !&lt;/b&gt;&lt;br&gt;&lt;br&gt;%s</string>
     <string name="settings_eh_identity_cookies_tourist">Vous ne vous êtes pas connecté.</string>
     <string name="settings_eh_identity_cookies_copy">Copier</string>
diff --git a/app/src/main/res/values-ja/strings.xml b/app/src/main/res/values-ja/strings.xml
index 9d1105761..420f9539b 100644
--- a/app/src/main/res/values-ja/strings.xml
+++ b/app/src/main/res/values-ja/strings.xml
@@ -337,36 +337,7 @@
     <string name="settings_eh_filter">ギャラリーをブロック</string>
     <string name="settings_eh_filter_summary">タイトル、アップローダ、もしくはタグで望ましくないギャラリーを除外</string>
 
-    <string name="settings_read">閲覧</string>
-    <string name="settings_read_screen_rotation">画面の向き</string>
-    <string name="settings_read_screen_rotation_default">システムデフォルト</string>
-    <string name="settings_read_screen_rotation_portrait">縦画面</string>
-    <string name="settings_read_screen_rotation_landscape">横画面</string>
-    <string name="settings_read_reading_direction">閲覧方向</string>
-    <string name="settings_read_reading_direction_left_to_right">左から右へ</string>
-    <string name="settings_read_reading_direction_right_to_Left">右から左へ</string>
-    <string name="settings_read_reading_direction_top_to_bottom">上から下へ</string>
-    <string name="settings_read_page_scaling">ページのズーム</string>
-    <string name="settings_read_page_scaling_actual_size">元のサイズ</string>
-    <string name="settings_read_page_scaling_fit_to_width">幅に合わせる</string>
-    <string name="settings_read_page_scaling_fit_to_height">長さに合わせる</string>
-    <string name="settings_read_page_scaling_fit_to_screen">画面に合わせる</string>
-    <string name="settings_read_page_scaling_fixed_scale">固定したスケール</string>
-    <string name="settings_read_start_position">ページを開く位置</string>
-    <string name="settings_read_start_position_top_left">左上隅</string>
-    <string name="settings_read_start_position_top_right">右上隅</string>
-    <string name="settings_read_start_position_bottom_left">左下隅</string>
-    <string name="settings_read_start_position_bottom_right">右下隅</string>
-    <string name="settings_read_start_position_center">中心</string>
-    <string name="settings_read_keep_screen_on">画面を常にオン</string>
-    <string name="settings_read_show_clock">時計を表示</string>
-    <string name="settings_read_show_progress">進捗を表示</string>
-    <string name="settings_read_show_battery">バッテリー残量を表示</string>
-    <string name="settings_read_show_page_interval">ページ間の余白を表示</string>
     <string name="settings_read_volume_page">ボリュームキーでページをめくる</string>
-    <string name="settings_read_reading_fullscreen">フルスクリーン</string>
-    <string name="settings_read_custom_screen_lightness">画面の明るさを設定</string>
-    <string name="settings_read_screen_lightness">画面の明るさ</string>
 
 
     <!-- My Tags Activity -->
@@ -524,8 +495,6 @@
     <string name="settings_advanced_custom_hosts_title">カスタムhosts.txt</string>
     <string name="settings_advanced_custom_hosts_summary">ホスト名をIPにマッピング\n既定のhosts.txtを上書きできます。</string>
 
-    <string name="settings_eh_theme_light">ライト</string>
-    <string name="settings_eh_theme_dark">ダーク</string>
     <string name="settings_eh_identity_cookies_signed">下記の情報を持つ誰でもこのアカウントにログインできますので&lt;br&gt;&lt;b&gt;絶対に他人に渡さないように！&lt;/b&gt;&lt;br&gt;&lt;br&gt;%s</string>
     <string name="settings_eh_identity_cookies_tourist">まだログインしていません</string>
     <string name="settings_eh_identity_cookies_copy">コピー</string>
diff --git a/app/src/main/res/values-ko/strings.xml b/app/src/main/res/values-ko/strings.xml
index f9091c5a8..f511221a4 100755
--- a/app/src/main/res/values-ko/strings.xml
+++ b/app/src/main/res/values-ko/strings.xml
@@ -303,8 +303,6 @@
     <string name="settings_u_config">E-Hentai 설정</string>
     <string name="settings_u_config_summary">E-Hentai 사이트의 설정 페이지를 엽니다.</string>
     <string name="settings_eh_sign_out_tip">로그아웃했습니다. 다시 로그인하려면 앱을 재시작하세요.</string>
-    <string name="settings_eh_theme_light">밝은 테마</string>
-    <string name="settings_eh_theme_dark">어두운 테마</string>
     <string name="settings_eh_gallery_site">갤러리 사이트</string>
     <string name="settings_eh_list_mode">목록 모드</string>
     <string name="settings_eh_list_mode_detail">자세히</string>
@@ -324,36 +322,7 @@
     <string name="settings_eh_tag_translations_source">Placeholder</string>
     <string name="settings_eh_tag_translations_source_url">https://placeholder</string>
 
-    <string name="settings_read">읽기</string>
-    <string name="settings_read_screen_rotation">화면 회전</string>
-    <string name="settings_read_screen_rotation_default">기본값</string>
-    <string name="settings_read_screen_rotation_portrait">세로 모드</string>
-    <string name="settings_read_screen_rotation_landscape">가로 모드</string>
-    <string name="settings_read_reading_direction">읽기 방향</string>
-    <string name="settings_read_reading_direction_left_to_right">왼쪽에서 오른쪽으로</string>
-    <string name="settings_read_reading_direction_right_to_Left">오른쪽에서 왼쪽으로</string>
-    <string name="settings_read_reading_direction_top_to_bottom">위에서 아래로</string>
-    <string name="settings_read_page_scaling">페이지 표시</string>
-    <string name="settings_read_page_scaling_actual_size">실제 크기</string>
-    <string name="settings_read_page_scaling_fit_to_width">너비에 맞춤</string>
-    <string name="settings_read_page_scaling_fit_to_height">높이에 맞춤</string>
-    <string name="settings_read_page_scaling_fit_to_screen">화면에 맞춤</string>
-    <string name="settings_read_page_scaling_fixed_scale">비율 고정</string>
-    <string name="settings_read_start_position">시작 위치</string>
-    <string name="settings_read_start_position_top_left">왼쪽 상단</string>
-    <string name="settings_read_start_position_top_right">오른쪽 상단</string>
-    <string name="settings_read_start_position_bottom_left">왼쪽 하단</string>
-    <string name="settings_read_start_position_bottom_right">오른쪽 하단</string>
-    <string name="settings_read_start_position_center">중앙</string>
-    <string name="settings_read_keep_screen_on">화면 켜짐 유지</string>
-    <string name="settings_read_show_clock">시계 표시</string>
-    <string name="settings_read_show_progress">독서 진행도 표시</string>
-    <string name="settings_read_show_battery">배터리 표시</string>
-    <string name="settings_read_show_page_interval">페이지 간격 표시</string>
     <string name="settings_read_volume_page">볼륨 키로 페이지 넘기기</string>
-    <string name="settings_read_reading_fullscreen">전체 화면</string>
-    <string name="settings_read_custom_screen_lightness">화면 밝기 사용자 지정</string>
-    <string name="settings_read_screen_lightness">화면 밝기</string>
 
     <string name="settings_download">다운로드</string>
     <string name="settings_download_download_location">다운로드 위치</string>
diff --git a/app/src/main/res/values-th/strings.xml b/app/src/main/res/values-th/strings.xml
index a352e1d3d..822819b99 100644
--- a/app/src/main/res/values-th/strings.xml
+++ b/app/src/main/res/values-th/strings.xml
@@ -318,8 +318,6 @@
     <string name="settings_eh_identity_cookies_copy">คัดลอก</string>
     <string name="settings_u_config">การตั้งค่า EHentai</string>
     <string name="settings_u_config_summary">การตั้งค่าบนเว็บไซต์ EHentai</string>
-    <string name="settings_eh_theme_light">สว่าง</string>
-    <string name="settings_eh_theme_dark">มืด</string>
     <string name="settings_eh_gallery_site">เว็บไซต์หลักของแกลเลอรี่</string>
     <string name="settings_eh_list_mode">มุมองแบบรายการ</string>
     <string name="settings_eh_list_mode_detail">แสดงรายละเอียด</string>
@@ -339,36 +337,7 @@
     <string name="settings_eh_tag_translations_source">Placeholder</string>
     <string name="settings_eh_tag_translations_source_url">https://placeholder</string>
 
-    <string name="settings_read">การอ่าน</string>
-    <string name="settings_read_screen_rotation">ทิศทางของหน้าจอ</string>
-    <string name="settings_read_screen_rotation_default">ค่าเริ่มต้น</string>
-    <string name="settings_read_screen_rotation_portrait">แนวตั้ง</string>
-    <string name="settings_read_screen_rotation_landscape">แนวนอน</string>
-    <string name="settings_read_reading_direction">ทิศทางการเปิดหน้าอ่าน</string>
-    <string name="settings_read_reading_direction_left_to_right">ซ้าย -> ขวา</string>
-    <string name="settings_read_reading_direction_right_to_Left">ขวา -> ซ้าย</string>
-    <string name="settings_read_reading_direction_top_to_bottom">บน -> ล่าง</string>
-    <string name="settings_read_page_scaling">ขนาดของหน้า</string>
-    <string name="settings_read_page_scaling_actual_size">เท่าขนาด</string>
-    <string name="settings_read_page_scaling_fit_to_width">พอดีกับขนาดแนวกว้าง</string>
-    <string name="settings_read_page_scaling_fit_to_height">พอดีกับขนาดแนวสูง</string>
-    <string name="settings_read_page_scaling_fit_to_screen">พอดีกับขนาดหน้าจอ</string>
-    <string name="settings_read_page_scaling_fixed_scale">ขนาดตายตัว</string>
-    <string name="settings_read_start_position">ตำแหน่งเริ่มต้น</string>
-    <string name="settings_read_start_position_top_left">บนซ้าย</string>
-    <string name="settings_read_start_position_top_right">บนขวา</string>
-    <string name="settings_read_start_position_bottom_left">ล่างซ้าย</string>
-    <string name="settings_read_start_position_bottom_right">ล่างขวา</string>
-    <string name="settings_read_start_position_center">ตรงกลาง</string>
-    <string name="settings_read_keep_screen_on">เปิดหน้าจอค้างไว้</string>
-    <string name="settings_read_show_clock">แสดงเวลา</string>
-    <string name="settings_read_show_progress">แสดงความคืบหน้า</string>
-    <string name="settings_read_show_battery">แสดงแบตเตอรี่</string>
-    <string name="settings_read_show_page_interval">แสดงความห่างของหน้าเมื่อเปลี่ยน</string>
     <string name="settings_read_volume_page">ใช้ปุ่มปรับเสียงเพื่อเปลี่ยนหน้า</string>
-    <string name="settings_read_reading_fullscreen">อ่านเต็มจอ</string>
-    <string name="settings_read_custom_screen_lightness">ปรับความสว่างของหน้าจอ</string>
-    <string name="settings_read_screen_lightness">แสงหน้าจอ</string>
 
     <string name="settings_download">การดาวน์โหลด</string>
     <string name="settings_download_download_location">ตำแหน่งแหล่งดาวน์โหลด</string>
diff --git a/app/src/main/res/values-zh-rCN/strings.xml b/app/src/main/res/values-zh-rCN/strings.xml
index 601bfd157..fb5d7e27b 100755
--- a/app/src/main/res/values-zh-rCN/strings.xml
+++ b/app/src/main/res/values-zh-rCN/strings.xml
@@ -356,8 +356,6 @@
     <string name="settings_u_config_summary">EHentai 网站上的设置</string>
     <string name="settings_my_tags">我的标签</string>
     <string name="settings_my_tags_summary">EHentai 网站上的我的标签</string>
-    <string name="settings_eh_theme_light">亮色</string>
-    <string name="settings_eh_theme_dark">暗色</string>
     <string name="settings_eh_gallery_site">画廊站点</string>
     <string name="settings_eh_launch_page">启动页</string>
     <string name="settings_eh_list_mode">列表模式</string>
@@ -385,37 +383,7 @@
     <string name="settings_eh_filter">屏蔽画廊</string>
     <string name="settings_eh_filter_summary">根据标题、上传者、标签屏蔽画廊</string>
 
-    <string name="settings_read">阅读</string>
-    <string name="settings_read_screen_rotation">屏幕方向</string>
-    <string name="settings_read_screen_rotation_default">系统默认</string>
-    <string name="settings_read_screen_rotation_portrait">竖屏</string>
-    <string name="settings_read_screen_rotation_landscape">横屏</string>
-    <string name="settings_read_screen_rotation_sensor">自动旋转</string>
-    <string name="settings_read_reading_direction">阅读方向</string>
-    <string name="settings_read_reading_direction_left_to_right">从左至右</string>
-    <string name="settings_read_reading_direction_right_to_Left">从右至左</string>
-    <string name="settings_read_reading_direction_top_to_bottom">从上至下</string>
-    <string name="settings_read_page_scaling">页面缩放</string>
-    <string name="settings_read_page_scaling_actual_size">原始尺寸</string>
-    <string name="settings_read_page_scaling_fit_to_width">匹配宽度</string>
-    <string name="settings_read_page_scaling_fit_to_height">匹配长度</string>
-    <string name="settings_read_page_scaling_fit_to_screen">匹配屏幕</string>
-    <string name="settings_read_page_scaling_fixed_scale">固定缩放</string>
-    <string name="settings_read_start_position">开页位置</string>
-    <string name="settings_read_start_position_top_left">左上角</string>
-    <string name="settings_read_start_position_top_right">右上角</string>
-    <string name="settings_read_start_position_bottom_left">左下角</string>
-    <string name="settings_read_start_position_bottom_right">右下角</string>
-    <string name="settings_read_start_position_center">中心</string>
-    <string name="settings_read_keep_screen_on">屏幕常亮</string>
-    <string name="settings_read_show_clock">显示时钟</string>
-    <string name="settings_read_show_progress">显示进度</string>
-    <string name="settings_read_show_battery">显示电量</string>
-    <string name="settings_read_show_page_interval">显示页面间隔</string>
     <string name="settings_read_volume_page">使用音量键翻页</string>
-    <string name="settings_read_reading_fullscreen">全屏</string>
-    <string name="settings_read_custom_screen_lightness">自定义屏幕亮度</string>
-    <string name="settings_read_screen_lightness">屏幕亮度</string>
     <string name="settings_read_reverse_volume">翻转音量键</string>
 
     <string name="settings_download">下载</string>
@@ -586,8 +554,6 @@
     <string name="delete_search_history">从搜索记录中删除“%s”？</string>
     <string name="settings_advanced_domain_fronting_title">域名前置</string>
     <string name="settings_advanced_domain_fronting_summary">绕过 SNI 封锁</string>
-    <string name="read_theme">色彩主题</string>
-    <string name="follow_app">跟随应用</string>
     <string name="action_add_tag">添加标签</string>
     <string name="action_add_tag_tip">添加新标签，用逗号「，」分割</string>
     <string name="comment_user_uploader">%s （上传者）</string>
diff --git a/app/src/main/res/values-zh-rHK/strings.xml b/app/src/main/res/values-zh-rHK/strings.xml
index 8731e5064..5d56e2443 100755
--- a/app/src/main/res/values-zh-rHK/strings.xml
+++ b/app/src/main/res/values-zh-rHK/strings.xml
@@ -354,8 +354,6 @@
     <string name="settings_u_config_summary">EHentai 網站上的設置</string>
     <string name="settings_my_tags">我的標籤</string>
     <string name="settings_my_tags_summary">EHentai 網站上的我的標籤</string>
-    <string name="settings_eh_theme_light">亮色</string>
-    <string name="settings_eh_theme_dark">暗色</string>
     <string name="settings_eh_gallery_site">畫廊站點</string>
     <string name="settings_eh_launch_page">啟動頁</string>
     <string name="settings_eh_list_mode">列表模式</string>
@@ -379,36 +377,7 @@
     <string name="settings_eh_filter">屏蔽畫廊</string>
     <string name="settings_eh_filter_summary">根據標題、上傳者、標籤屏蔽畫廊</string>
 
-    <string name="settings_read">閲讀</string>
-    <string name="settings_read_screen_rotation">屏幕方向</string>
-    <string name="settings_read_screen_rotation_default">系統默認</string>
-    <string name="settings_read_screen_rotation_portrait">豎屏</string>
-    <string name="settings_read_screen_rotation_landscape">橫屏</string>
-    <string name="settings_read_reading_direction">閲讀方向</string>
-    <string name="settings_read_reading_direction_left_to_right">從左至右</string>
-    <string name="settings_read_reading_direction_right_to_Left">從右至左</string>
-    <string name="settings_read_reading_direction_top_to_bottom">從上至下</string>
-    <string name="settings_read_page_scaling">頁面縮放</string>
-    <string name="settings_read_page_scaling_actual_size">原始尺寸</string>
-    <string name="settings_read_page_scaling_fit_to_width">匹配寬度</string>
-    <string name="settings_read_page_scaling_fit_to_height">匹配長度</string>
-    <string name="settings_read_page_scaling_fit_to_screen">匹配屏幕</string>
-    <string name="settings_read_page_scaling_fixed_scale">固定縮放</string>
-    <string name="settings_read_start_position">開頁位置</string>
-    <string name="settings_read_start_position_top_left">左上角</string>
-    <string name="settings_read_start_position_top_right">右上角</string>
-    <string name="settings_read_start_position_bottom_left">左下角</string>
-    <string name="settings_read_start_position_bottom_right">右下角</string>
-    <string name="settings_read_start_position_center">中心</string>
-    <string name="settings_read_keep_screen_on">屏幕常亮</string>
-    <string name="settings_read_show_clock">顯示時鐘</string>
-    <string name="settings_read_show_progress">顯示進度</string>
-    <string name="settings_read_show_battery">顯示電量</string>
-    <string name="settings_read_show_page_interval">顯示頁面間隔</string>
     <string name="settings_read_volume_page">使用音量鍵翻頁</string>
-    <string name="settings_read_reading_fullscreen">全屏</string>
-    <string name="settings_read_custom_screen_lightness">自定義屏幕亮度</string>
-    <string name="settings_read_screen_lightness">屏幕亮度</string>
 
     <string name="settings_download">下載</string>
     <string name="settings_download_download_location">下載路徑</string>
diff --git a/app/src/main/res/values-zh-rTW/strings.xml b/app/src/main/res/values-zh-rTW/strings.xml
index 068b679e2..238e82d59 100644
--- a/app/src/main/res/values-zh-rTW/strings.xml
+++ b/app/src/main/res/values-zh-rTW/strings.xml
@@ -356,8 +356,6 @@
     <string name="settings_u_config_summary">EHentai 網站上的設定</string>
     <string name="settings_my_tags">我的標籤</string>
     <string name="settings_my_tags_summary">EHentai 網站上的我的標籤</string>
-    <string name="settings_eh_theme_light">淺色</string>
-    <string name="settings_eh_theme_dark">深色</string>
     <string name="settings_eh_gallery_site">圖庫站台</string>
     <string name="settings_eh_launch_page">啟動頁</string>
     <string name="settings_eh_list_mode">列表模式</string>
@@ -381,37 +379,7 @@
     <string name="settings_eh_filter">遮蔽圖庫</string>
     <string name="settings_eh_filter_summary">根據標題、上傳者、標籤遮蔽圖庫</string>
 
-    <string name="settings_read">閱讀</string>
-    <string name="settings_read_screen_rotation">螢幕方向</string>
-    <string name="settings_read_screen_rotation_default">系統預設</string>
-    <string name="settings_read_screen_rotation_portrait">直向</string>
-    <string name="settings_read_screen_rotation_landscape">橫向</string>
-    <string name="settings_read_screen_rotation_sensor">自動旋轉</string>
-    <string name="settings_read_reading_direction">閱讀方向</string>
-    <string name="settings_read_reading_direction_left_to_right">由左到右</string>
-    <string name="settings_read_reading_direction_right_to_Left">由右到左</string>
-    <string name="settings_read_reading_direction_top_to_bottom">由上到下</string>
-    <string name="settings_read_page_scaling">頁面縮放</string>
-    <string name="settings_read_page_scaling_actual_size">原始尺寸</string>
-    <string name="settings_read_page_scaling_fit_to_width">貼齊寬度</string>
-    <string name="settings_read_page_scaling_fit_to_height">貼齊長度</string>
-    <string name="settings_read_page_scaling_fit_to_screen">以螢幕大小縮放</string>
-    <string name="settings_read_page_scaling_fixed_scale">固定尺寸</string>
-    <string name="settings_read_start_position">開始位置</string>
-    <string name="settings_read_start_position_top_left">左上角</string>
-    <string name="settings_read_start_position_top_right">右上角</string>
-    <string name="settings_read_start_position_bottom_left">左下角</string>
-    <string name="settings_read_start_position_bottom_right">右下角</string>
-    <string name="settings_read_start_position_center">中間</string>
-    <string name="settings_read_keep_screen_on">保持螢幕開啟</string>
-    <string name="settings_read_show_clock">顯示時鐘</string>
-    <string name="settings_read_show_progress">顯示進度</string>
-    <string name="settings_read_show_battery">顯示電量</string>
-    <string name="settings_read_show_page_interval">顯示頁面間隔</string>
     <string name="settings_read_volume_page">使用音量鍵翻頁</string>
-    <string name="settings_read_reading_fullscreen">全螢幕</string>
-    <string name="settings_read_custom_screen_lightness">自訂螢幕亮度</string>
-    <string name="settings_read_screen_lightness">螢幕亮度</string>
     <string name="settings_read_reverse_volume">翻轉音量鍵</string>
 
     <string name="settings_download">下載</string>
@@ -581,8 +549,6 @@
     <string name="delete_search_history">從搜索記錄中刪除“%s”？</string>
     <string name="settings_advanced_domain_fronting_title">域名前綴</string>
     <string name="settings_advanced_domain_fronting_summary">繞過 SNI 封鎖</string>
-    <string name="read_theme">色彩主題</string>
-    <string name="follow_app">跟隨應用</string>
     <string name="action_add_tag">增加標籤</string>
     <string name="action_add_tag_tip">增加新標籤，用逗號「，」分割</string>
     <string name="comment_user_uploader">%s （上傳者）</string>
diff --git a/app/src/main/res/values/arrays.xml b/app/src/main/res/values/arrays.xml
index ff8120f40..b9fb52623 100644
--- a/app/src/main/res/values/arrays.xml
+++ b/app/src/main/res/values/arrays.xml
@@ -155,64 +155,6 @@
         <item>2400</item>
     </string-array>
 
-    <string-array name="screen_rotation_entries">
-        <item>@string/settings_read_screen_rotation_default</item>
-        <item>@string/settings_read_screen_rotation_portrait</item>
-        <item>@string/settings_read_screen_rotation_landscape</item>
-        <item>@string/settings_read_screen_rotation_sensor</item>
-    </string-array>
-
-    <string-array name="screen_rotation_entry_values" translatable="false">
-        <item>0</item>
-        <item>1</item>
-        <item>2</item>
-        <item>3</item>
-    </string-array>
-
-    <string-array name="reading_direction_entries">
-        <item>@string/settings_read_reading_direction_left_to_right</item>
-        <item>@string/settings_read_reading_direction_right_to_Left</item>
-        <item>@string/settings_read_reading_direction_top_to_bottom</item>
-    </string-array>
-
-    <string-array name="reading_direction_entry_values" translatable="false">
-        <item>0</item>
-        <item>1</item>
-        <item>2</item>
-    </string-array>
-
-    <string-array name="page_scaling_entries">
-        <item>@string/settings_read_page_scaling_actual_size</item>
-        <item>@string/settings_read_page_scaling_fit_to_width</item>
-        <item>@string/settings_read_page_scaling_fit_to_height</item>
-        <item>@string/settings_read_page_scaling_fit_to_screen</item>
-        <item>@string/settings_read_page_scaling_fixed_scale</item>
-    </string-array>
-
-    <string-array name="page_scaling_entry_values" translatable="false">
-        <item>0</item>
-        <item>1</item>
-        <item>2</item>
-        <item>3</item>
-        <item>4</item>
-    </string-array>
-
-    <string-array name="start_position_entries">
-        <item>@string/settings_read_start_position_top_left</item>
-        <item>@string/settings_read_start_position_top_right</item>
-        <item>@string/settings_read_start_position_bottom_left</item>
-        <item>@string/settings_read_start_position_bottom_right</item>
-        <item>@string/settings_read_start_position_center</item>
-    </string-array>
-
-    <string-array name="start_position_values" translatable="false">
-        <item>0</item>
-        <item>1</item>
-        <item>2</item>
-        <item>3</item>
-        <item>4</item>
-    </string-array>
-
     <string-array name="read_cache_size_entries" translatable="false">
         <item>40 MB</item>
         <item>80 MB</item>
@@ -298,18 +240,6 @@
         <item>@string/download_state_failed</item>
     </string-array>
 
-    <string-array name="read_theme_entries">
-        <item>@string/follow_app</item>
-        <item>@string/settings_eh_theme_dark</item>
-        <item>@string/settings_eh_theme_light</item>
-    </string-array>
-
-    <string-array name="read_theme_entry_values" translatable="false">
-        <item>0</item>
-        <item>1</item>
-        <item>2</item>
-    </string-array>
-
     <declare-styleable name="SubsamplingScaleImageView">
         <attr name="src" format="reference" />
         <attr name="assetName" format="string" />
diff --git a/app/src/main/res/values/strings.xml b/app/src/main/res/values/strings.xml
index 0f2ea479d..ecd140fa1 100755
--- a/app/src/main/res/values/strings.xml
+++ b/app/src/main/res/values/strings.xml
@@ -401,8 +401,6 @@
     <string name="settings_u_config_summary">Settings on EHentai website</string>
     <string name="settings_my_tags">My tags</string>
     <string name="settings_my_tags_summary">My tags on EHentai website</string>
-    <string name="settings_eh_theme_light">Light</string>
-    <string name="settings_eh_theme_dark">Dark</string>
     <string name="settings_eh_gallery_site">Gallery site</string>
     <string name="settings_eh_launch_page">Launch page</string>
     <string name="settings_eh_list_mode">List mode</string>
@@ -430,37 +428,7 @@
     <string name="settings_eh_filter">Block gallery</string>
     <string name="settings_eh_filter_summary">Block gallery by title, uploader and tags</string>
 
-    <string name="settings_read">Read</string>
-    <string name="settings_read_screen_rotation">Screen orientation</string>
-    <string name="settings_read_screen_rotation_default">Default</string>
-    <string name="settings_read_screen_rotation_portrait">Portrait</string>
-    <string name="settings_read_screen_rotation_landscape">Landscape</string>
-    <string name="settings_read_screen_rotation_sensor">Auto rotate</string>
-    <string name="settings_read_reading_direction">Reading direction</string>
-    <string name="settings_read_reading_direction_left_to_right">Left to right</string>
-    <string name="settings_read_reading_direction_right_to_Left">Right to left</string>
-    <string name="settings_read_reading_direction_top_to_bottom">Top to bottom</string>
-    <string name="settings_read_page_scaling">Page scaling</string>
-    <string name="settings_read_page_scaling_actual_size">Actual size</string>
-    <string name="settings_read_page_scaling_fit_to_width">Fit to width</string>
-    <string name="settings_read_page_scaling_fit_to_height">Fit to height</string>
-    <string name="settings_read_page_scaling_fit_to_screen">Fit to screen</string>
-    <string name="settings_read_page_scaling_fixed_scale">Fixed scale</string>
-    <string name="settings_read_start_position">Start position</string>
-    <string name="settings_read_start_position_top_left">Top left</string>
-    <string name="settings_read_start_position_top_right">Top right</string>
-    <string name="settings_read_start_position_bottom_left">Bottom left</string>
-    <string name="settings_read_start_position_bottom_right">Bottom right</string>
-    <string name="settings_read_start_position_center">Center</string>
-    <string name="settings_read_keep_screen_on">Keep screen on</string>
-    <string name="settings_read_show_clock">Show clock</string>
-    <string name="settings_read_show_progress">Show progress</string>
-    <string name="settings_read_show_battery">Show battery</string>
-    <string name="settings_read_show_page_interval">Show page interval</string>
     <string name="settings_read_volume_page">Use volume key to turn pages</string>
-    <string name="settings_read_reading_fullscreen">Fullscreen</string>
-    <string name="settings_read_custom_screen_lightness">Custom screen lightness</string>
-    <string name="settings_read_screen_lightness">Screen lightness</string>
     <string name="settings_read_reverse_volume">Reverse volume key</string>
 
     <string name="settings_download">Download</string>
@@ -649,8 +617,6 @@
     <string name="from_clipboard">From clipboard</string>
     <string name="from_clipboard_error">No cookies found in clipboard.</string>
     <string name="delete_search_history">Delete \"%s\" from search history?</string>
-    <string name="read_theme">Color theme</string>
-    <string name="follow_app">Follow app</string>
     <string name="action_add_tag">Add tag</string>
     <string name="action_add_tag_tip">Enter new tags, separated with comma</string>
     <string name="comment_user_uploader">%s (Uploader)</string>
diff --git a/app/src/main/res/xml/read_settings.xml b/app/src/main/res/xml/read_settings.xml
deleted file mode 100644
index 1e66f114d..000000000
--- a/app/src/main/res/xml/read_settings.xml
+++ /dev/null
@@ -1,129 +0,0 @@
-<?xml version="1.0" encoding="utf-8"?><!--
-  ~ Copyright 2016 Hippo Seven
-  ~
-  ~ Licensed under the Apache License, Version 2.0 (the "License");
-  ~ you may not use this file except in compliance with the License.
-  ~ You may obtain a copy of the License at
-  ~
-  ~     http://www.apache.org/licenses/LICENSE-2.0
-  ~
-  ~ Unless required by applicable law or agreed to in writing, software
-  ~ distributed under the License is distributed on an "AS IS" BASIS,
-  ~ WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
-  ~ See the License for the specific language governing permissions and
-  ~ limitations under the License.
-  -->
-
-<PreferenceScreen xmlns:android="http://schemas.android.com/apk/res/android"
-    xmlns:app="http://schemas.android.com/apk/res-auto">
-
-    <rikka.preference.SimpleMenuPreference
-        android:defaultValue="0"
-        android:key="screen_rotation"
-        android:summary="%s"
-        android:title="@string/settings_read_screen_rotation"
-        app:entries="@array/screen_rotation_entries"
-        app:entryValues="@array/screen_rotation_entry_values"
-        app:iconSpaceReserved="false" />
-
-    <rikka.preference.SimpleMenuPreference
-        android:defaultValue="1"
-        android:key="reading_direction"
-        android:summary="%s"
-        android:title="@string/settings_read_reading_direction"
-        app:entries="@array/reading_direction_entries"
-        app:entryValues="@array/reading_direction_entry_values"
-        app:iconSpaceReserved="false" />
-
-    <rikka.preference.SimpleMenuPreference
-        android:defaultValue="3"
-        android:key="page_scaling"
-        android:summary="%s"
-        android:title="@string/settings_read_page_scaling"
-        app:entries="@array/page_scaling_entries"
-        app:entryValues="@array/page_scaling_entry_values"
-        app:iconSpaceReserved="false" />
-
-    <rikka.preference.SimpleMenuPreference
-        android:defaultValue="1"
-        android:key="start_position"
-        android:summary="%s"
-        android:title="@string/settings_read_start_position"
-        app:entries="@array/start_position_entries"
-        app:entryValues="@array/start_position_values"
-        app:iconSpaceReserved="false" />
-
-    <rikka.preference.SimpleMenuPreference
-        android:defaultValue="1"
-        android:key="read_theme"
-        android:summary="%s"
-        android:title="@string/read_theme"
-        app:entries="@array/read_theme_entries"
-        app:entryValues="@array/read_theme_entry_values"
-        app:iconSpaceReserved="false" />
-
-    <rikka.material.preference.MaterialSwitchPreference
-        android:defaultValue="false"
-        android:key="keep_screen_on"
-        android:title="@string/settings_read_keep_screen_on"
-        app:iconSpaceReserved="false" />
-
-    <rikka.material.preference.MaterialSwitchPreference
-        android:defaultValue="true"
-        android:key="gallery_show_clock"
-        android:title="@string/settings_read_show_clock"
-        app:iconSpaceReserved="false" />
-
-    <rikka.material.preference.MaterialSwitchPreference
-        android:defaultValue="true"
-        android:key="gallery_show_progress"
-        android:title="@string/settings_read_show_progress"
-        app:iconSpaceReserved="false" />
-
-    <rikka.material.preference.MaterialSwitchPreference
-        android:defaultValue="true"
-        android:key="gallery_show_battery"
-        android:title="@string/settings_read_show_battery"
-        app:iconSpaceReserved="false" />
-
-    <rikka.material.preference.MaterialSwitchPreference
-        android:defaultValue="true"
-        android:key="gallery_show_page_interval"
-        android:title="@string/settings_read_show_page_interval"
-        app:iconSpaceReserved="false" />
-
-    <rikka.material.preference.MaterialSwitchPreference
-        android:defaultValue="false"
-        android:key="volume_page"
-        android:title="@string/settings_read_volume_page"
-        app:iconSpaceReserved="false" />
-
-    <rikka.material.preference.MaterialSwitchPreference
-        android:defaultValue="false"
-        android:dependency="volume_page"
-        android:key="reserve_volume_page"
-        android:title="@string/settings_read_reverse_volume"
-        app:iconSpaceReserved="false" />
-
-    <rikka.material.preference.MaterialSwitchPreference
-        android:defaultValue="true"
-        android:key="reading_fullscreen"
-        android:title="@string/settings_read_reading_fullscreen"
-        app:iconSpaceReserved="false" />
-
-    <rikka.material.preference.MaterialSwitchPreference
-        android:defaultValue="false"
-        android:key="custom_screen_lightness"
-        android:title="@string/settings_read_custom_screen_lightness"
-        app:iconSpaceReserved="false" />
-
-    <SeekBarPreference
-        android:defaultValue="50"
-        android:dependency="custom_screen_lightness"
-        android:key="screen_lightness"
-        android:max="200"
-        android:title="@string/settings_read_screen_lightness"
-        app:iconSpaceReserved="false"
-        app:showSeekBarValue="true" />
-
-</PreferenceScreen>
diff --git a/app/src/main/res/xml/settings_headers.xml b/app/src/main/res/xml/settings_headers.xml
index b1f0d180d..59e8e77d8 100644
--- a/app/src/main/res/xml/settings_headers.xml
+++ b/app/src/main/res/xml/settings_headers.xml
@@ -21,11 +21,6 @@
         android:key="com.hippo.ehviewer.ui.fragment.EhFragment"
         android:title="@string/settings_eh" />
 
-    <Preference
-        android:icon="@drawable/v_book_open_primary_x24"
-        android:key="com.hippo.ehviewer.ui.fragment.ReadFragment"
-        android:title="@string/settings_read" />
-
     <Preference
         android:icon="@drawable/v_download_primary_x24"
         android:key="com.hippo.ehviewer.ui.fragment.DownloadFragment"