diff --git a/lib/pages/after_loading/afterloading_page.dart b/lib/pages/after_loading/afterloading_page.dart
index 370ce8e74..69c72f3f4 100644
--- a/lib/pages/after_loading/afterloading_page.dart
+++ b/lib/pages/after_loading/afterloading_page.dart
@@ -6,6 +6,7 @@ import 'dart:io';
 
 import 'package:flutter/foundation.dart';
 import 'package:flutter/material.dart';
+import 'package:flutter/services.dart';
 import 'package:fluttertoast/fluttertoast.dart';
 import 'package:material_design_icons_flutter/material_design_icons_flutter.dart';
 import 'package:uni_links/uni_links.dart';
@@ -342,26 +343,31 @@ class AfterLoadingPageState extends State<AfterLoadingPage>
             ? _buildBottomNavigationBar(context)
             : null,
         drawer: _usesDrawer ? _buildDrawer(context) : null,
-        body: Stack(
-          children: [
-            if (kReleaseMode) const ScriptWebView(),
-            PageView(
-              controller: _pageController,
-              physics:
-                  _usesDrawer ? const NeverScrollableScrollPhysics() : null,
-              onPageChanged: (newPage) {
-                setState(() {});
-              },
-              children: <Widget>[
-                if (!Settings.liteMode) MainPage(key: _widgetKeys[0]),
-                SearchPage(key: _widgetKeys[1]),
-                if (Settings.liteMode) HotPage(key: _widgetKeys[2]),
-                BookmarkPage(key: _widgetKeys[3]),
-                DownloadPage(key: _widgetKeys[4]),
-                SettingsPage(key: _widgetKeys[5]),
-              ],
-            ),
-          ],
+        body: AnnotatedRegion<SystemUiOverlayStyle>(
+          value: Settings.themeWhat
+              ? SystemUiOverlayStyle.dark
+              : SystemUiOverlayStyle.light,
+          child: Stack(
+            children: [
+              if (kReleaseMode) const ScriptWebView(),
+              PageView(
+                controller: _pageController,
+                physics:
+                    _usesDrawer ? const NeverScrollableScrollPhysics() : null,
+                onPageChanged: (newPage) {
+                  setState(() {});
+                },
+                children: <Widget>[
+                  if (!Settings.liteMode) MainPage(key: _widgetKeys[0]),
+                  SearchPage(key: _widgetKeys[1]),
+                  if (Settings.liteMode) HotPage(key: _widgetKeys[2]),
+                  BookmarkPage(key: _widgetKeys[3]),
+                  DownloadPage(key: _widgetKeys[4]),
+                  SettingsPage(key: _widgetKeys[5]),
+                ],
+              ),
+            ],
+          ),
         ),
       ),
     );
diff --git a/lib/pages/settings/settings_page.dart b/lib/pages/settings/settings_page.dart
index 4c2f0866f..346387703 100644
--- a/lib/pages/settings/settings_page.dart
+++ b/lib/pages/settings/settings_page.dart
@@ -811,30 +811,30 @@ class _SettingsPageState extends State<SettingsPage>
               },
             ),
           if (!Settings.liteMode) _buildDivider(),
-          // if (!Settings.liteMode)
-          InkWell(
-            child: ListTile(
-              leading: Icon(Mdi.compassOutline, color: Settings.majorColor),
-              title: const Text('Pure Search'),
-              trailing: Switch(
-                value: Settings.searchPure,
-                onChanged: (newValue) async {
-                  await Settings.setSearchPure(newValue);
-                  setState(() {
-                    _shouldReload = true;
-                  });
-                },
-                activeTrackColor: Settings.majorColor,
-                activeColor: Settings.majorAccentColor,
+          if (!Settings.liteMode)
+            InkWell(
+              child: ListTile(
+                leading: Icon(Mdi.compassOutline, color: Settings.majorColor),
+                title: const Text('Pure Search'),
+                trailing: Switch(
+                  value: Settings.searchPure,
+                  onChanged: (newValue) async {
+                    await Settings.setSearchPure(newValue);
+                    setState(() {
+                      _shouldReload = true;
+                    });
+                  },
+                  activeTrackColor: Settings.majorColor,
+                  activeColor: Settings.majorAccentColor,
+                ),
               ),
+              onTap: () async {
+                await Settings.setSearchPure(!Settings.searchPure);
+                setState(() {
+                  _shouldReload = true;
+                });
+              },
             ),
-            onTap: () async {
-              await Settings.setSearchPure(!Settings.searchPure);
-              setState(() {
-                _shouldReload = true;
-              });
-            },
-          ),
           _buildDivider(),
           InkWell(
             customBorder: const RoundedRectangleBorder(
diff --git a/lib/pages/viewer/viewer_controller.dart b/lib/pages/viewer/viewer_controller.dart
index a6231c92d..c10360235 100644
--- a/lib/pages/viewer/viewer_controller.dart
+++ b/lib/pages/viewer/viewer_controller.dart
@@ -1,8 +1,6 @@
 // This source code is a part of Project Violet.
 // Copyright (C) 2020-2023. violet-team. Licensed under the Apache-2.0 License.
 
-import 'dart:io';
-
 import 'package:cached_network_image/cached_network_image.dart';
 import 'package:flutter/material.dart';
 import 'package:flutter/services.dart';
@@ -40,7 +38,7 @@ class ViewerController extends GetxController {
   var animation = Settings.animation.obs;
   var rightToLeft = Settings.rightToLeft.obs;
   var imgQuality = Settings.imageQuality.obs;
-  var fullscreen = (!Settings.disableFullScreen || Platform.isIOS).obs;
+  var fullscreen = (!Settings.disableFullScreen).obs;
 
   /// horizontal viewer option
   var viewScrollType =
@@ -216,14 +214,14 @@ class ViewerController extends GetxController {
     if (!overlay.value) {
       overlay.value = !overlay.value;
       opacity.value = 1.0;
-      if (!Settings.disableFullScreen || Platform.isIOS) {
+      if (!Settings.disableFullScreen) {
         SystemChrome.setEnabledSystemUIMode(SystemUiMode.manual, overlays: [
           SystemUiOverlay.top,
           SystemUiOverlay.bottom,
         ]);
       }
     } else {
-      if (!Settings.disableFullScreen || Platform.isIOS) {
+      if (!Settings.disableFullScreen) {
         SystemChrome.setEnabledSystemUIMode(SystemUiMode.manual, overlays: []);
       }
       opacity.value = 0.0;
diff --git a/lib/pages/viewer/viewer_page.dart b/lib/pages/viewer/viewer_page.dart
index 71a096b76..52de9f42d 100644
--- a/lib/pages/viewer/viewer_page.dart
+++ b/lib/pages/viewer/viewer_page.dart
@@ -131,7 +131,7 @@ class _ViewerPageState extends State<ViewerPage> {
     _initProvider = CallOnce(_initAfterProvider);
     _startsTime = DateTime.now();
 
-    if (!Settings.disableFullScreen || Platform.isIOS) {
+    if (!Settings.disableFullScreen) {
       SystemChrome.setEnabledSystemUIMode(SystemUiMode.manual, overlays: []);
     }