diff --git a/app/src/main/java/io/legado/app/constant/EventBus.kt b/app/src/main/java/io/legado/app/constant/EventBus.kt
index 70fa1d1a5..adb92d961 100644
--- a/app/src/main/java/io/legado/app/constant/EventBus.kt
+++ b/app/src/main/java/io/legado/app/constant/EventBus.kt
@@ -16,7 +16,7 @@ object EventBus {
     const val AUDIO_PROGRESS = "audioProgress"
     const val AUDIO_SIZE = "audioSize"
     const val AUDIO_SPEED = "audioSpeed"
-    const val SHOW_RSS = "showRss"
+    const val NOTIFY_MAIN = "notifyMain"
     const val WEB_SERVICE = "webService"
     const val UP_DOWNLOAD = "upDownload"
     const val SAVE_CONTENT = "saveContent"
diff --git a/app/src/main/java/io/legado/app/constant/PreferKey.kt b/app/src/main/java/io/legado/app/constant/PreferKey.kt
index 70b4a6b89..a8d2d0ee5 100644
--- a/app/src/main/java/io/legado/app/constant/PreferKey.kt
+++ b/app/src/main/java/io/legado/app/constant/PreferKey.kt
@@ -23,6 +23,7 @@ object PreferKey {
     const val ttsSpeechRate = "ttsSpeechRate"
     const val prevKeys = "prevKeyCodes"
     const val nextKeys = "nextKeyCodes"
+    const val showDiscovery = "showDiscovery"
     const val showRss = "showRss"
     const val bookshelfLayout = "bookshelfLayout"
     const val bookshelfSort = "bookshelfSort"
diff --git a/app/src/main/java/io/legado/app/help/AppConfig.kt b/app/src/main/java/io/legado/app/help/AppConfig.kt
index b2c620f63..798d08c5b 100644
--- a/app/src/main/java/io/legado/app/help/AppConfig.kt
+++ b/app/src/main/java/io/legado/app/help/AppConfig.kt
@@ -100,7 +100,10 @@ object AppConfig : SharedPreferences.OnSharedPreferenceChangeListener {
             }
         }
 
-    val isShowRSS: Boolean
+    val showDiscovery: Boolean
+        get() = appCtx.getPrefBoolean(PreferKey.showDiscovery, true)
+
+    val showRSS: Boolean
         get() = appCtx.getPrefBoolean(PreferKey.showRss, true)
 
     val autoRefreshBook: Boolean
diff --git a/app/src/main/java/io/legado/app/ui/config/OtherConfigFragment.kt b/app/src/main/java/io/legado/app/ui/config/OtherConfigFragment.kt
index 86e3ca53a..f08b3c250 100644
--- a/app/src/main/java/io/legado/app/ui/config/OtherConfigFragment.kt
+++ b/app/src/main/java/io/legado/app/ui/config/OtherConfigFragment.kt
@@ -133,7 +133,7 @@ class OtherConfigFragment : BasePreferenceFragment(),
             PreferKey.processText -> sharedPreferences?.let {
                 setProcessTextEnable(it.getBoolean(key, true))
             }
-            PreferKey.showRss -> postEvent(EventBus.SHOW_RSS, "")
+            PreferKey.showDiscovery, PreferKey.showRss -> postEvent(EventBus.NOTIFY_MAIN, "")
             PreferKey.defaultCover -> upPreferenceSummary(
                 key, getPrefString(PreferKey.defaultCover)
             )
diff --git a/app/src/main/java/io/legado/app/ui/main/MainActivity.kt b/app/src/main/java/io/legado/app/ui/main/MainActivity.kt
index 65ca55b42..1987cb286 100644
--- a/app/src/main/java/io/legado/app/ui/main/MainActivity.kt
+++ b/app/src/main/java/io/legado/app/ui/main/MainActivity.kt
@@ -41,35 +41,24 @@ class MainActivity : VMBaseActivity<ActivityMainBinding, MainViewModel>(),
     private var exploreReselected: Long = 0
     private var pagePosition = 0
     private val fragmentMap = hashMapOf<Long, Fragment>()
+    private var bottomMenuCount = 2
 
     override fun getViewBinding(): ActivityMainBinding {
         return ActivityMainBinding.inflate(layoutInflater)
     }
 
     override fun onActivityCreated(savedInstanceState: Bundle?) {
+        upBottomMenu()
         binding.apply {
             ATH.applyEdgeEffectColor(viewPagerMain)
             ATH.applyBottomNavigationColor(bottomNavigationView)
             viewPagerMain.offscreenPageLimit = 3
             viewPagerMain.adapter = TabFragmentPageAdapter()
-            viewPagerMain.registerOnPageChangeCallback(object : ViewPager2.OnPageChangeCallback() {
-                override fun onPageSelected(position: Int) {
-                    pagePosition = position
-                    when (position) {
-                        0, 1, 3 -> bottomNavigationView.menu.getItem(position).isChecked = true
-                        2 -> if (AppConfig.isShowRSS) {
-                            bottomNavigationView.menu.getItem(position).isChecked = true
-                        } else {
-                            bottomNavigationView.menu.getItem(3).isChecked = true
-                        }
-                    }
-                }
-            })
+            viewPagerMain.registerOnPageChangeCallback(PageChangeCallback())
             bottomNavigationView.elevation =
                 if (AppConfig.elevation < 0) elevation else AppConfig.elevation.toFloat()
             bottomNavigationView.setOnNavigationItemSelectedListener(this@MainActivity)
             bottomNavigationView.setOnNavigationItemReselectedListener(this@MainActivity)
-            bottomNavigationView.menu.findItem(R.id.menu_rss).isVisible = AppConfig.isShowRSS
         }
     }
 
@@ -90,9 +79,13 @@ class MainActivity : VMBaseActivity<ActivityMainBinding, MainViewModel>(),
     override fun onNavigationItemSelected(item: MenuItem): Boolean = with(binding) {
         when (item.itemId) {
             R.id.menu_bookshelf -> viewPagerMain.setCurrentItem(0, false)
-            R.id.menu_explore -> viewPagerMain.setCurrentItem(1, false)
-            R.id.menu_rss -> viewPagerMain.setCurrentItem(2, false)
-            R.id.menu_my_config -> viewPagerMain.setCurrentItem(3, false)
+            R.id.menu_discovery -> viewPagerMain.setCurrentItem(1, false)
+            R.id.menu_rss -> if (AppConfig.showDiscovery) {
+                viewPagerMain.setCurrentItem(2, false)
+            } else {
+                viewPagerMain.setCurrentItem(1, false)
+            }
+            R.id.menu_my_config -> viewPagerMain.setCurrentItem(bottomMenuCount - 1, false)
         }
         return false
     }
@@ -106,7 +99,7 @@ class MainActivity : VMBaseActivity<ActivityMainBinding, MainViewModel>(),
                     (fragmentMap[0] as? BookshelfFragment)?.gotoTop()
                 }
             }
-            R.id.menu_explore -> {
+            R.id.menu_discovery -> {
                 if (System.currentTimeMillis() - exploreReselected > 300) {
                     exploreReselected = System.currentTimeMillis()
                 } else {
@@ -176,12 +169,11 @@ class MainActivity : VMBaseActivity<ActivityMainBinding, MainViewModel>(),
         observeEvent<String>(EventBus.RECREATE) {
             recreate()
         }
-        observeEvent<String>(EventBus.SHOW_RSS) {
-            binding.bottomNavigationView.menu.findItem(R.id.menu_rss).isVisible =
-                AppConfig.isShowRSS
-            binding.viewPagerMain.adapter?.notifyDataSetChanged()
-            if (AppConfig.isShowRSS) {
-                binding.viewPagerMain.setCurrentItem(3, false)
+        observeEvent<String>(EventBus.NOTIFY_MAIN) {
+            binding.apply {
+                upBottomMenu()
+                viewPagerMain.adapter?.notifyDataSetChanged()
+                viewPagerMain.setCurrentItem(bottomMenuCount - 1, false)
             }
         }
         observeEvent<String>(PreferKey.threadCount) {
@@ -189,22 +181,57 @@ class MainActivity : VMBaseActivity<ActivityMainBinding, MainViewModel>(),
         }
     }
 
-    private inner class TabFragmentPageAdapter :
-        FragmentStateAdapter(this) {
+    private fun upBottomMenu() {
+        binding.bottomNavigationView.menu.let { menu ->
+            menu.findItem(R.id.menu_discovery).isVisible = AppConfig.showDiscovery
+            menu.findItem(R.id.menu_rss).isVisible = AppConfig.showRSS
+        }
+        bottomMenuCount = 2
+        if (AppConfig.showDiscovery) {
+            bottomMenuCount++
+        }
+        if (AppConfig.showRSS) {
+            bottomMenuCount++
+        }
+    }
 
-        override fun getItemId(position: Int): Long {
-            return when (position) {
-                2 -> if (AppConfig.isShowRSS) 2 else 3
-                else -> position.toLong()
+    private fun getRealBottomMenuPosition(position: Int): Int {
+        return when (position) {
+            1 -> when {
+                AppConfig.showDiscovery -> 1
+                AppConfig.showRSS -> 2
+                else -> 3
             }
+            2 -> if (AppConfig.showDiscovery) {
+                if (AppConfig.showRSS) 2 else 3
+            } else {
+                3
+            }
+            else -> position
+        }
+    }
+
+    private inner class PageChangeCallback : ViewPager2.OnPageChangeCallback() {
+        override fun onPageSelected(position: Int) {
+            pagePosition = position
+            binding.bottomNavigationView.menu
+                .getItem(getRealBottomMenuPosition(position)).isChecked = true
         }
+    }
+
+    private inner class TabFragmentPageAdapter :
+        FragmentStateAdapter(this) {
 
         override fun containsItem(itemId: Long): Boolean {
             return fragmentMap.containsKey(itemId)
         }
 
         override fun getItemCount(): Int {
-            return if (AppConfig.isShowRSS) 4 else 3
+            return bottomMenuCount
+        }
+
+        override fun getItemId(position: Int): Long {
+            return getRealBottomMenuPosition(position).toLong()
         }
 
         override fun createFragment(position: Int): Fragment {
diff --git a/app/src/main/res/layout/activity_book_source_edit.xml b/app/src/main/res/layout/activity_book_source_edit.xml
index fe1470b47..2e8ce28aa 100644
--- a/app/src/main/res/layout/activity_book_source_edit.xml
+++ b/app/src/main/res/layout/activity_book_source_edit.xml
@@ -31,7 +31,7 @@
             android:layout_width="wrap_content"
             android:layout_height="wrap_content"
             android:checked="true"
-            android:text="@string/find" />
+            android:text="@string/discovery" />
 
         <TextView
             android:layout_width="wrap_content"
diff --git a/app/src/main/res/layout/activity_explore_show.xml b/app/src/main/res/layout/activity_explore_show.xml
index 3de394692..05b3d96df 100644
--- a/app/src/main/res/layout/activity_explore_show.xml
+++ b/app/src/main/res/layout/activity_explore_show.xml
@@ -12,7 +12,7 @@
         android:layout_height="wrap_content"
         app:contentInsetStartWithNavigation="0dp"
         app:layout_constraintTop_toTopOf="parent"
-        app:title="@string/find" />
+        app:title="@string/discovery" />
 
     <io.legado.app.ui.widget.dynamiclayout.DynamicFrameLayout
         android:id="@+id/content_view"
diff --git a/app/src/main/res/layout/fragment_explore.xml b/app/src/main/res/layout/fragment_explore.xml
index 45b4292e3..c54d0008e 100644
--- a/app/src/main/res/layout/fragment_explore.xml
+++ b/app/src/main/res/layout/fragment_explore.xml
@@ -13,7 +13,7 @@
         app:attachToActivity="false"
         app:contentLayout="@layout/view_search"
         app:layout_constraintTop_toTopOf="parent"
-        app:title="@string/find" />
+        app:title="@string/discovery" />
 
     <androidx.recyclerview.widget.RecyclerView
         android:id="@+id/rv_find"
diff --git a/app/src/main/res/menu/main_bnv.xml b/app/src/main/res/menu/main_bnv.xml
index 7fcb272c9..9648c00ff 100644
--- a/app/src/main/res/menu/main_bnv.xml
+++ b/app/src/main/res/menu/main_bnv.xml
@@ -8,9 +8,9 @@
         android:icon="@drawable/ic_bottom_books"
         android:title="@string/bookshelf" />
     <item
-        android:id="@+id/menu_explore"
+        android:id="@+id/menu_discovery"
         android:icon="@drawable/ic_bottom_explore"
-        android:title="@string/find" />
+        android:title="@string/discovery" />
     <item
         android:id="@+id/menu_rss"
         android:icon="@drawable/ic_bottom_rss_feed"
diff --git a/app/src/main/res/values-ja-rJP/strings.xml b/app/src/main/res/values-ja-rJP/strings.xml
index 0781727fb..94e75577b 100644
--- a/app/src/main/res/values-ja-rJP/strings.xml
+++ b/app/src/main/res/values-ja-rJP/strings.xml
@@ -471,7 +471,7 @@
     <string name="sure_del_file">Are you sure to delete this file?</string>
     <string name="files_tree">Directory</string>
     <string name="intelligent_import">Intelligent import</string>
-    <string name="find">Discovery</string>
+    <string name="discovery">Discovery</string>
     <string name="switch_display_style">Switch display styles</string>
     <string name="import_per">Import local books requires storage permission</string>
     <string name="night_theme">Night Theme</string>
@@ -803,7 +803,7 @@
     <string name="export_bookshelf">Export the list of books</string>
     <string name="import_bookshelf">Import the list of books</string>
     <string name="pre_download">Download in advance</string>
-    <string name="pre_download_s">Download 10 chapters in advance</string>
+    <string name="pre_download_s">Download %s chapters in advance</string>
     <string name="is_enabled">Is enabled</string>
     <string name="background_image">Background image</string>
     <string name="copy_book_url">Copy book URL</string>
@@ -839,4 +839,5 @@
     <string name="hide">Hide</string>
     <string name="hide_when_status_bar_show">Hide when status bar show</string>
     <string name="reverse_toc">Reverse toc</string>
+    <string name="show_discovery">显示发现</string>
 </resources>
diff --git a/app/src/main/res/values-pt-rBR/strings.xml b/app/src/main/res/values-pt-rBR/strings.xml
index 366b70c61..70cd3ed3c 100644
--- a/app/src/main/res/values-pt-rBR/strings.xml
+++ b/app/src/main/res/values-pt-rBR/strings.xml
@@ -471,7 +471,7 @@
     <string name="sure_del_file">Você tem certeza que quer excluir este arquivo?</string>
     <string name="files_tree">Pasta</string>
     <string name="intelligent_import">Importação inteligente</string>
-    <string name="find">Descoberta</string>
+    <string name="discovery">Descoberta</string>
     <string name="switch_display_style">Mudar o modo de exibição</string>
     <string name="import_per">Importação de livros locais requer permissão de armazenamento</string>
     <string name="night_theme">Tema Noturno</string>
@@ -839,5 +839,6 @@
     <string name="hide">Hide</string>
     <string name="hide_when_status_bar_show">Hide when status bar show</string>
     <string name="reverse_toc">反转目录</string>
+    <string name="show_discovery">显示发现</string>
 
 </resources>
diff --git a/app/src/main/res/values-zh-rHK/strings.xml b/app/src/main/res/values-zh-rHK/strings.xml
index 4a8e636c0..f46c68166 100644
--- a/app/src/main/res/values-zh-rHK/strings.xml
+++ b/app/src/main/res/values-zh-rHK/strings.xml
@@ -460,7 +460,7 @@
     <string name="sure_del_file">確定刪除文件嗎?</string>
     <string name="files_tree">手機目錄</string>
     <string name="intelligent_import">智能導入</string>
-    <string name="find">發現</string>
+    <string name="discovery">發現</string>
     <string name="switch_display_style">切換顯示樣式</string>
     <string name="import_per">導入本地書籍需存儲權限</string>
     <string name="night_theme">夜間模式</string>
@@ -837,5 +837,6 @@
     <string name="diy_edit_source_group">輸入自訂源分組名稱</string>
     <string name="diy_edit_source_group_title">【%s】</string>
     <string name="reverse_toc">反转目录</string>
+    <string name="show_discovery">显示发现</string>
 
 </resources>
diff --git a/app/src/main/res/values-zh-rTW/strings.xml b/app/src/main/res/values-zh-rTW/strings.xml
index 182ea03aa..aafc932be 100644
--- a/app/src/main/res/values-zh-rTW/strings.xml
+++ b/app/src/main/res/values-zh-rTW/strings.xml
@@ -470,7 +470,7 @@
     <string name="sure_del_file">確定刪除文件嗎?</string>
     <string name="files_tree">手機目錄</string>
     <string name="intelligent_import">智慧匯入</string>
-    <string name="find">發現</string>
+    <string name="discovery">發現</string>
     <string name="switch_display_style">切換顯示樣式</string>
     <string name="import_per">匯入本機書籍需儲存權限</string>
     <string name="night_theme">夜間模式</string>
@@ -838,5 +838,6 @@
     <string name="hide">隐藏</string>
     <string name="hide_when_status_bar_show">状态栏显示时隐藏</string>
     <string name="reverse_toc">反转目录</string>
+    <string name="show_discovery">显示发现</string>
 
 </resources>
diff --git a/app/src/main/res/values-zh/strings.xml b/app/src/main/res/values-zh/strings.xml
index 170d773e0..1c23cf5f2 100644
--- a/app/src/main/res/values-zh/strings.xml
+++ b/app/src/main/res/values-zh/strings.xml
@@ -470,7 +470,7 @@
     <string name="sure_del_file">确定删除文件吗?</string>
     <string name="files_tree">手机目录</string>
     <string name="intelligent_import">智能导入</string>
-    <string name="find">发现</string>
+    <string name="discovery">发现</string>
     <string name="switch_display_style">切换显示样式</string>
     <string name="import_per">导入本地书籍需存储权限</string>
     <string name="night_theme">夜间模式</string>
@@ -838,5 +838,6 @@
     <string name="hide">隐藏</string>
     <string name="hide_when_status_bar_show">状态栏显示时隐藏</string>
     <string name="reverse_toc">反转目录</string>
+    <string name="show_discovery">显示发现</string>
 
 </resources>
diff --git a/app/src/main/res/values/strings.xml b/app/src/main/res/values/strings.xml
index 0781727fb..557de3291 100644
--- a/app/src/main/res/values/strings.xml
+++ b/app/src/main/res/values/strings.xml
@@ -471,7 +471,7 @@
     <string name="sure_del_file">Are you sure to delete this file?</string>
     <string name="files_tree">Directory</string>
     <string name="intelligent_import">Intelligent import</string>
-    <string name="find">Discovery</string>
+    <string name="discovery">Discovery</string>
     <string name="switch_display_style">Switch display styles</string>
     <string name="import_per">Import local books requires storage permission</string>
     <string name="night_theme">Night Theme</string>
@@ -803,7 +803,7 @@
     <string name="export_bookshelf">Export the list of books</string>
     <string name="import_bookshelf">Import the list of books</string>
     <string name="pre_download">Download in advance</string>
-    <string name="pre_download_s">Download 10 chapters in advance</string>
+    <string name="pre_download_s">Download %s chapters in advance</string>
     <string name="is_enabled">Is enabled</string>
     <string name="background_image">Background image</string>
     <string name="copy_book_url">Copy book URL</string>
@@ -839,4 +839,5 @@
     <string name="hide">Hide</string>
     <string name="hide_when_status_bar_show">Hide when status bar show</string>
     <string name="reverse_toc">Reverse toc</string>
+    <string name="show_discovery">Show</string>
 </resources>
diff --git a/app/src/main/res/xml/pref_config_other.xml b/app/src/main/res/xml/pref_config_other.xml
index 32b5aa3c1..217fc4156 100644
--- a/app/src/main/res/xml/pref_config_other.xml
+++ b/app/src/main/res/xml/pref_config_other.xml
@@ -30,6 +30,12 @@
             android:title="@string/pt_default_read"
             app:iconSpaceReserved="false" />
 
+        <io.legado.app.ui.widget.prefs.SwitchPreference
+            android:defaultValue="true"
+            android:key="showDiscovery"
+            android:title="@string/show_discovery"
+            app:iconSpaceReserved="false" />
+
         <io.legado.app.ui.widget.prefs.SwitchPreference
             android:defaultValue="true"
             android:key="showRss"