diff --git a/app/src/main/java/io/legado/app/ui/main/my/MyFragment.kt b/app/src/main/java/io/legado/app/ui/main/my/MyFragment.kt
index d88b87669..553b6fee7 100644
--- a/app/src/main/java/io/legado/app/ui/main/my/MyFragment.kt
+++ b/app/src/main/java/io/legado/app/ui/main/my/MyFragment.kt
@@ -1,14 +1,25 @@
 package io.legado.app.ui.main.my
 
+import android.content.SharedPreferences
 import android.os.Bundle
 import android.view.Menu
 import android.view.MenuItem
 import android.view.View
+import androidx.preference.Preference
+import androidx.preference.PreferenceFragmentCompat
+import io.legado.app.App
 import io.legado.app.R
 import io.legado.app.base.BaseFragment
-import io.legado.app.ui.readbook.ReadBookActivity
+import io.legado.app.lib.theme.ATH
+import io.legado.app.ui.about.AboutActivity
+import io.legado.app.ui.about.DonateActivity
+import io.legado.app.ui.booksource.BookSourceActivity
+import io.legado.app.ui.config.ConfigActivity
+import io.legado.app.ui.config.ConfigViewModel
+import io.legado.app.ui.replacerule.ReplaceRuleActivity
 import io.legado.app.utils.startActivity
 import kotlinx.android.synthetic.main.view_title_bar.*
+import org.jetbrains.anko.startActivity
 
 class MyFragment : BaseFragment(R.layout.fragment_my_config) {
 
@@ -26,7 +37,64 @@ class MyFragment : BaseFragment(R.layout.fragment_my_config) {
 
     override fun onCompatOptionsItemSelected(item: MenuItem) {
         when (item.itemId) {
-            R.id.action_settings -> startActivity<ReadBookActivity>()
+            R.id.menu_help -> startActivity<AboutActivity>()
         }
     }
+
+    class PreferenceFragment : PreferenceFragmentCompat(),
+        SharedPreferences.OnSharedPreferenceChangeListener {
+
+        override fun onCreatePreferences(savedInstanceState: Bundle?, rootKey: String?) {
+            addPreferencesFromResource(R.xml.pref_main)
+        }
+
+        override fun onViewCreated(view: View, savedInstanceState: Bundle?) {
+            super.onViewCreated(view, savedInstanceState)
+            ATH.applyEdgeEffectColor(listView)
+        }
+
+        override fun onResume() {
+            super.onResume()
+            preferenceManager.sharedPreferences.registerOnSharedPreferenceChangeListener(this)
+        }
+
+        override fun onPause() {
+            preferenceManager.sharedPreferences.unregisterOnSharedPreferenceChangeListener(this)
+            super.onPause()
+        }
+
+        override fun onSharedPreferenceChanged(
+            sharedPreferences: SharedPreferences?,
+            key: String?
+        ) {
+            when (key) {
+                "isNightTheme" -> {
+                    App.INSTANCE.applyDayNight()
+                }
+            }
+        }
+
+        override fun onPreferenceTreeClick(preference: Preference?): Boolean {
+            preference?.let {
+                when (preference.key) {
+                    "bookSourceManage" -> context?.startActivity<BookSourceActivity>()
+                    "replaceManage" -> context?.startActivity<ReplaceRuleActivity>()
+                    "setting" -> context?.startActivity<ConfigActivity>(
+                        Pair("configType", ConfigViewModel.TYPE_CONFIG)
+                    )
+                    "web_dav_setting" -> context?.startActivity<ConfigActivity>(
+                        Pair("configType", ConfigViewModel.TYPE_WEB_DAV_CONFIG)
+                    )
+                    "theme_setting" -> context?.startActivity<ConfigActivity>(
+                        Pair("configType", ConfigViewModel.TYPE_THEME_CONFIG)
+                    )
+                    "donate" -> context?.startActivity<DonateActivity>()
+                    "about" -> context?.startActivity<AboutActivity>()
+                    else -> null
+                }
+            }
+            return super.onPreferenceTreeClick(preference)
+        }
+
+    }
 }
\ No newline at end of file
diff --git a/app/src/main/java/io/legado/app/ui/main/my/PreferenceFragment.kt b/app/src/main/java/io/legado/app/ui/main/my/PreferenceFragment.kt
deleted file mode 100644
index 5b6eabd1c..000000000
--- a/app/src/main/java/io/legado/app/ui/main/my/PreferenceFragment.kt
+++ /dev/null
@@ -1,71 +0,0 @@
-package io.legado.app.ui.main.my
-
-import android.content.SharedPreferences
-import android.os.Bundle
-import android.view.View
-import androidx.preference.Preference
-import androidx.preference.PreferenceFragmentCompat
-import io.legado.app.App
-import io.legado.app.R
-import io.legado.app.lib.theme.ATH
-import io.legado.app.ui.about.AboutActivity
-import io.legado.app.ui.about.DonateActivity
-import io.legado.app.ui.booksource.BookSourceActivity
-import io.legado.app.ui.config.ConfigActivity
-import io.legado.app.ui.config.ConfigViewModel
-import io.legado.app.ui.replacerule.ReplaceRuleActivity
-import org.jetbrains.anko.startActivity
-
-class PreferenceFragment : PreferenceFragmentCompat(),
-        SharedPreferences.OnSharedPreferenceChangeListener {
-
-    override fun onCreatePreferences(savedInstanceState: Bundle?, rootKey: String?) {
-        addPreferencesFromResource(R.xml.pref_main)
-    }
-
-    override fun onViewCreated(view: View, savedInstanceState: Bundle?) {
-        super.onViewCreated(view, savedInstanceState)
-        ATH.applyEdgeEffectColor(listView)
-    }
-
-    override fun onResume() {
-        super.onResume()
-        preferenceManager.sharedPreferences.registerOnSharedPreferenceChangeListener(this)
-    }
-
-    override fun onPause() {
-        preferenceManager.sharedPreferences.unregisterOnSharedPreferenceChangeListener(this)
-        super.onPause()
-    }
-
-    override fun onSharedPreferenceChanged(sharedPreferences: SharedPreferences?, key: String?) {
-        when (key) {
-            "isNightTheme" -> {
-                App.INSTANCE.applyDayNight()
-            }
-        }
-    }
-
-    override fun onPreferenceTreeClick(preference: Preference?): Boolean {
-        preference?.let {
-            when (preference.key) {
-                "bookSourceManage" -> context?.startActivity<BookSourceActivity>()
-                "replaceManage" -> context?.startActivity<ReplaceRuleActivity>()
-                "setting" -> context?.startActivity<ConfigActivity>(
-                        Pair("configType", ConfigViewModel.TYPE_CONFIG)
-                )
-                "web_dav_setting" -> context?.startActivity<ConfigActivity>(
-                        Pair("configType", ConfigViewModel.TYPE_WEB_DAV_CONFIG)
-                )
-                "theme_setting" -> context?.startActivity<ConfigActivity>(
-                        Pair("configType", ConfigViewModel.TYPE_THEME_CONFIG)
-                )
-                "donate" -> context?.startActivity<DonateActivity>()
-                "about" -> context?.startActivity<AboutActivity>()
-                else -> null
-            }
-        }
-        return super.onPreferenceTreeClick(preference)
-    }
-
-}
\ No newline at end of file
diff --git a/app/src/main/res/menu/my_config.xml b/app/src/main/res/menu/my_config.xml
index 6d6a37970..e54b68733 100644
--- a/app/src/main/res/menu/my_config.xml
+++ b/app/src/main/res/menu/my_config.xml
@@ -3,7 +3,7 @@
     xmlns:app="http://schemas.android.com/apk/res-auto">
 
     <item
-        android:id="@+id/action_settings"
+        android:id="@+id/menu_help"
         android:title="@string/help"
         android:icon="@drawable/ic_live_help_black_24dp"
         app:showAsAction="always" />