diff --git a/app/src/main/res/values/arrays.xml b/app/src/main/res/values/arrays.xml
index cc83d497ed..df09ca0f16 100644
--- a/app/src/main/res/values/arrays.xml
+++ b/app/src/main/res/values/arrays.xml
@@ -1,19 +1,5 @@
 <?xml version="1.0" encoding="utf-8"?>
 <resources>
-    <string-array name="viewers">
-        <item>@string/left_to_right_viewer</item>
-        <item>@string/right_to_left_viewer</item>
-        <item>@string/vertical_viewer</item>
-        <item>@string/webtoon_viewer</item>
-    </string-array>
-
-    <string-array name="viewers_values">
-        <item>1</item>
-        <item>2</item>
-        <item>3</item>
-        <item>4</item>
-    </string-array>
-
     <string-array name="viewers_selector">
         <item>@string/default_viewer</item>
         <item>@string/left_to_right_viewer</item>
@@ -35,18 +21,6 @@
         <item>0</item>
     </string-array>
 
-    <string-array name="image_decoders">
-        <item>Image</item>
-        <item>Rapid</item>
-        <item>Skia</item>
-    </string-array>
-
-    <string-array name="image_decoders_values">
-        <item>0</item>
-        <item>1</item>
-        <item>2</item>
-    </string-array>
-
     <string-array name="image_scale_type">
         <item>@string/scale_type_fit_screen</item>
         <item>@string/scale_type_stretch</item>
@@ -72,15 +46,6 @@
         <item>25</item>
     </string-array>
 
-    <string-array name="image_scale_type_values">
-        <item>1</item>
-        <item>2</item>
-        <item>3</item>
-        <item>4</item>
-        <item>5</item>
-        <item>6</item>
-    </string-array>
-
     <string-array name="zoom_start">
         <item>@string/zoom_start_automatic</item>
         <item>@string/zoom_start_left</item>
@@ -109,18 +74,6 @@
         <item>4</item>
     </string-array>
 
-    <string-array name="reader_image_options">
-        <item>@string/set_as_cover</item>
-        <item>@string/action_share</item>
-        <item>@string/action_save</item>
-    </string-array>
-
-    <string-array name="reader_image_options_values">
-        <item>0</item>
-        <item>1</item>
-        <item>2</item>
-    </string-array>
-
     <string-array name="color_filter_modes">
         <item>@string/filter_mode_default</item>
         <item>@string/filter_mode_multiply</item>