diff --git a/app/src/main/java/io/legado/app/ui/readbook/ReadBookActivity.kt b/app/src/main/java/io/legado/app/ui/readbook/ReadBookActivity.kt
index 65dfd1481..a0582c6ea 100644
--- a/app/src/main/java/io/legado/app/ui/readbook/ReadBookActivity.kt
+++ b/app/src/main/java/io/legado/app/ui/readbook/ReadBookActivity.kt
@@ -5,6 +5,7 @@ import android.content.Intent
 import android.net.Uri
 import android.os.Bundle
 import android.view.*
+import androidx.core.view.isVisible
 import androidx.lifecycle.Observer
 import io.legado.app.R
 import io.legado.app.base.VMBaseActivity
@@ -130,6 +131,14 @@ class ReadBookActivity : VMBaseActivity<ReadBookViewModel>(R.layout.activity_rea
             override fun showMoreSetting() {
                 MoreConfigDialog().show(supportFragmentManager, "moreConfig")
             }
+
+            override fun menuShow() {
+                upBar()
+            }
+
+            override fun menuHide() {
+                upBar()
+            }
         })
     }
 
@@ -280,7 +289,7 @@ class ReadBookActivity : VMBaseActivity<ReadBookViewModel>(R.layout.activity_rea
         if (getPrefBoolean("hideNavigationBar")) {
             flag = flag or View.SYSTEM_UI_FLAG_LAYOUT_HIDE_NAVIGATION
         }
-        if (!read_menu.menuBarShow) {
+        if (!read_menu.isVisible) {
             if (getPrefBoolean("hideStatusBar")) {
                 flag = flag or View.SYSTEM_UI_FLAG_FULLSCREEN
             }
@@ -308,18 +317,11 @@ class ReadBookActivity : VMBaseActivity<ReadBookViewModel>(R.layout.activity_rea
         observeEvent<Int>(Bus.BATTERY_CHANGED) { page_view.upBattery(it) }
         observeEvent<BookChapter>(Bus.OPEN_CHAPTER) { viewModel.openChapter(it) }
         observeEventSticky<Boolean>(Bus.READ_ALOUD) { onClickReadAloud() }
-        observeEventSticky<Int>(Bus.UP_CONFIG) {
-            when (it) {
-                0 -> {
-                    page_view.upBg()
-                    content_view.upStyle()
-                    page_view.upStyle()
-                }
-                1 -> {
-                    content_view.upStyle()
-                    page_view.upStyle()
-                }
-            }
+        observeEvent<Boolean>(Bus.UP_CONFIG) {
+            upBar()
+            page_view.upBg()
+            content_view.upStyle()
+            page_view.upStyle()
         }
     }
 
diff --git a/app/src/main/java/io/legado/app/ui/readbook/ReadMenu.kt b/app/src/main/java/io/legado/app/ui/readbook/ReadMenu.kt
index 94db4efc8..da1ce7511 100644
--- a/app/src/main/java/io/legado/app/ui/readbook/ReadMenu.kt
+++ b/app/src/main/java/io/legado/app/ui/readbook/ReadMenu.kt
@@ -77,10 +77,8 @@ class ReadMenu : FrameLayout {
     fun runMenuOut(onMenuOutEnd: (() -> Unit)? = null) {
         this.onMenuOutEnd = onMenuOutEnd
         if (this.isVisible) {
-            if (bottom_menu.isVisible) {
-                title_bar.startAnimation(menuTopOut)
-                bottom_menu.startAnimation(menuBottomOut)
-            }
+            title_bar.startAnimation(menuTopOut)
+            bottom_menu.startAnimation(menuBottomOut)
         }
     }
 
@@ -176,13 +174,18 @@ class ReadMenu : FrameLayout {
     private fun initAnimation() {
         menuTopIn = AnimationUtils.loadAnimation(context, R.anim.anim_readbook_top_in)
         menuBottomIn = AnimationUtils.loadAnimation(context, R.anim.anim_readbook_bottom_in)
-        menuBottomIn.setAnimationListener(object : Animation.AnimationListener {
+        menuTopIn.setAnimationListener(object : Animation.AnimationListener {
             override fun onAnimationStart(animation: Animation) {
-
+                callback?.menuShow()
             }
 
             override fun onAnimationEnd(animation: Animation) {
                 vw_menu_bg.onClick { runMenuOut() }
+                if (context.getPrefBoolean("hideNavigationBar")) {
+                    vwNavigationBar.layoutParams.height = context.getNavigationBarHeight()
+                } else {
+                    vwNavigationBar.layoutParams.height = 0
+                }
             }
 
             override fun onAnimationRepeat(animation: Animation) {
@@ -193,7 +196,7 @@ class ReadMenu : FrameLayout {
         //隐藏菜单
         menuTopOut = AnimationUtils.loadAnimation(context, R.anim.anim_readbook_top_out)
         menuBottomOut = AnimationUtils.loadAnimation(context, R.anim.anim_readbook_bottom_out)
-        menuBottomOut.setAnimationListener(object : Animation.AnimationListener {
+        menuTopOut.setAnimationListener(object : Animation.AnimationListener {
             override fun onAnimationStart(animation: Animation) {
                 vw_menu_bg.setOnClickListener(null)
             }
@@ -204,6 +207,7 @@ class ReadMenu : FrameLayout {
                 bottom_menu.invisible()
                 menuBarShow = false
                 onMenuOutEnd?.invoke()
+                callback?.menuHide()
             }
 
             override fun onAnimationRepeat(animation: Animation) {
@@ -232,6 +236,8 @@ class ReadMenu : FrameLayout {
         fun openChapterList()
         fun showReadStyle()
         fun showMoreSetting()
+        fun menuShow()
+        fun menuHide()
     }
 
 }
diff --git a/app/src/main/java/io/legado/app/ui/readbook/config/ReadPreferenceFragment.kt b/app/src/main/java/io/legado/app/ui/readbook/config/ReadPreferenceFragment.kt
index f66d7e222..47b27bf33 100644
--- a/app/src/main/java/io/legado/app/ui/readbook/config/ReadPreferenceFragment.kt
+++ b/app/src/main/java/io/legado/app/ui/readbook/config/ReadPreferenceFragment.kt
@@ -5,7 +5,9 @@ import android.os.Bundle
 import android.view.View
 import androidx.preference.PreferenceFragmentCompat
 import io.legado.app.R
+import io.legado.app.constant.Bus
 import io.legado.app.lib.theme.ATH
+import io.legado.app.utils.postEvent
 
 class ReadPreferenceFragment : PreferenceFragmentCompat(),
     SharedPreferences.OnSharedPreferenceChangeListener {
@@ -31,8 +33,8 @@ class ReadPreferenceFragment : PreferenceFragmentCompat(),
 
     override fun onSharedPreferenceChanged(sharedPreferences: SharedPreferences?, key: String?) {
         when (key) {
-            "hideStatusBar" -> {
-            }
+            "hideStatusBar" -> postEvent(Bus.UP_CONFIG, true)
+            "hideNavigationBar" -> postEvent(Bus.UP_CONFIG, true)
         }
     }
 
diff --git a/app/src/main/java/io/legado/app/ui/readbook/config/ReadStyleDialog.kt b/app/src/main/java/io/legado/app/ui/readbook/config/ReadStyleDialog.kt
index 6f6611f93..530fa4a8a 100644
--- a/app/src/main/java/io/legado/app/ui/readbook/config/ReadStyleDialog.kt
+++ b/app/src/main/java/io/legado/app/ui/readbook/config/ReadStyleDialog.kt
@@ -55,31 +55,31 @@ class ReadStyleDialog : DialogFragment() {
             ReadBookConfig.styleSelect = 0
             ReadBookConfig.upBg()
             upBg()
-            postEvent(Bus.UP_CONFIG, 0)
+            postEvent(Bus.UP_CONFIG, true)
         }
         tv_bg1.onClick {
             ReadBookConfig.styleSelect = 1
             ReadBookConfig.upBg()
             upBg()
-            postEvent(Bus.UP_CONFIG, 0)
+            postEvent(Bus.UP_CONFIG, true)
         }
         tv_bg2.onClick {
             ReadBookConfig.styleSelect = 2
             ReadBookConfig.upBg()
             upBg()
-            postEvent(Bus.UP_CONFIG, 0)
+            postEvent(Bus.UP_CONFIG, true)
         }
         tv_bg3.onClick {
             ReadBookConfig.styleSelect = 3
             ReadBookConfig.upBg()
             upBg()
-            postEvent(Bus.UP_CONFIG, 0)
+            postEvent(Bus.UP_CONFIG, true)
         }
         tv_bg4.onClick {
             ReadBookConfig.styleSelect = 4
             ReadBookConfig.upBg()
             upBg()
-            postEvent(Bus.UP_CONFIG, 0)
+            postEvent(Bus.UP_CONFIG, true)
         }
     }
 
diff --git a/app/src/main/res/layout/view_read_menu.xml b/app/src/main/res/layout/view_read_menu.xml
index b1f3ea57b..515353389 100644
--- a/app/src/main/res/layout/view_read_menu.xml
+++ b/app/src/main/res/layout/view_read_menu.xml
@@ -154,7 +154,6 @@
                 android:layout_height="match_parent" />
 
             <LinearLayout
-                android:id="@+id/llNavigationBar"
                 android:layout_width="match_parent"
                 android:layout_height="wrap_content"
                 android:background="@color/background_menu"