diff --git a/app/src/main/java/io/legado/app/ui/book/read/ReadBookActivity.kt b/app/src/main/java/io/legado/app/ui/book/read/ReadBookActivity.kt
index 14a9bdc3d..b116c77fa 100644
--- a/app/src/main/java/io/legado/app/ui/book/read/ReadBookActivity.kt
+++ b/app/src/main/java/io/legado/app/ui/book/read/ReadBookActivity.kt
@@ -93,7 +93,6 @@ import io.legado.app.ui.replace.ReplaceRuleActivity
 import io.legado.app.ui.replace.edit.ReplaceEditActivity
 import io.legado.app.ui.widget.PopupAction
 import io.legado.app.ui.widget.dialog.PhotoDialog
-import io.legado.app.ui.widget.dialog.TextDialog
 import io.legado.app.utils.ACache
 import io.legado.app.utils.Debounce
 import io.legado.app.utils.LogUtils
@@ -114,6 +113,7 @@ import io.legado.app.utils.observeEvent
 import io.legado.app.utils.observeEventSticky
 import io.legado.app.utils.postEvent
 import io.legado.app.utils.showDialogFragment
+import io.legado.app.utils.showHelp
 import io.legado.app.utils.startActivity
 import io.legado.app.utils.sysScreenOffTime
 import io.legado.app.utils.throttle
@@ -553,7 +553,7 @@ class ReadBookActivity : BaseReadBookActivity(),
 
             R.id.menu_effective_replaces -> showDialogFragment<EffectiveReplacesDialog>()
 
-            R.id.menu_help -> showReadMenuHelp()
+            R.id.menu_help -> showHelp()
         }
         return super.onCompatOptionsItemSelected(item)
     }
@@ -1022,11 +1022,6 @@ class ReadBookActivity : BaseReadBookActivity(),
         }
     }
 
-    override fun showReadMenuHelp() {
-        val text = String(assets.open("web/help/md/readMenuHelp.md").readBytes())
-        showDialogFragment(TextDialog(getString(R.string.help), text, TextDialog.Mode.MD))
-    }
-
     /**
      * 显示朗读菜单
      */
@@ -1255,6 +1250,10 @@ class ReadBookActivity : BaseReadBookActivity(),
         }
     }
 
+    override fun showHelp() {
+        showHelp("readMenuHelp")
+    }
+
     /**
      * 长按图片
      */
diff --git a/app/src/main/java/io/legado/app/ui/book/read/ReadMenu.kt b/app/src/main/java/io/legado/app/ui/book/read/ReadMenu.kt
index 5e163456c..e111cacaf 100644
--- a/app/src/main/java/io/legado/app/ui/book/read/ReadMenu.kt
+++ b/app/src/main/java/io/legado/app/ui/book/read/ReadMenu.kt
@@ -150,7 +150,7 @@ class ReadMenu @JvmOverloads constructor(
             }
             callBack.upSystemUiVisibility()
             if (!LocalConfig.readMenuHelpVersionIsLast) {
-                callBack.showReadMenuHelp()
+                callBack.showHelp()
             }
         }
 
@@ -580,7 +580,7 @@ class ReadMenu @JvmOverloads constructor(
         fun showReadAloudDialog()
         fun upSystemUiVisibility()
         fun onClickReadAloud()
-        fun showReadMenuHelp()
+        fun showHelp()
         fun showLogin()
         fun payAction()
         fun disableSource()
diff --git a/app/src/main/java/io/legado/app/ui/book/source/debug/BookSourceDebugActivity.kt b/app/src/main/java/io/legado/app/ui/book/source/debug/BookSourceDebugActivity.kt
index b47fbe09c..f2cdf3b95 100644
--- a/app/src/main/java/io/legado/app/ui/book/source/debug/BookSourceDebugActivity.kt
+++ b/app/src/main/java/io/legado/app/ui/book/source/debug/BookSourceDebugActivity.kt
@@ -20,6 +20,7 @@ import io.legado.app.ui.widget.dialog.TextDialog
 import io.legado.app.utils.launch
 import io.legado.app.utils.setEdgeEffectColor
 import io.legado.app.utils.showDialogFragment
+import io.legado.app.utils.showHelp
 import io.legado.app.utils.toastOnUi
 import io.legado.app.utils.viewbindingdelegate.viewBinding
 import kotlinx.coroutines.launch
@@ -184,14 +185,9 @@ class BookSourceDebugActivity : VMBaseActivity<ActivitySourceDebugBinding, BookS
             R.id.menu_book_src -> showDialogFragment(TextDialog("html", viewModel.bookSrc))
             R.id.menu_toc_src -> showDialogFragment(TextDialog("html", viewModel.tocSrc))
             R.id.menu_content_src -> showDialogFragment(TextDialog("html", viewModel.contentSrc))
-            R.id.menu_help -> showHelp()
+            R.id.menu_help -> showHelp("debugHelp")
         }
         return super.onCompatOptionsItemSelected(item)
     }
 
-    private fun showHelp() {
-        val text = String(assets.open("web/help/md/debugHelp.md").readBytes())
-        showDialogFragment(TextDialog(getString(R.string.help), text, TextDialog.Mode.MD))
-    }
-
 }
\ No newline at end of file
diff --git a/app/src/main/java/io/legado/app/ui/book/source/manage/BookSourceActivity.kt b/app/src/main/java/io/legado/app/ui/book/source/manage/BookSourceActivity.kt
index a4e7bf479..ef168fc86 100644
--- a/app/src/main/java/io/legado/app/ui/book/source/manage/BookSourceActivity.kt
+++ b/app/src/main/java/io/legado/app/ui/book/source/manage/BookSourceActivity.kt
@@ -43,7 +43,6 @@ import io.legado.app.ui.config.CheckSourceConfig
 import io.legado.app.ui.file.HandleFileContract
 import io.legado.app.ui.qrcode.QrCodeResult
 import io.legado.app.ui.widget.SelectActionBar
-import io.legado.app.ui.widget.dialog.TextDialog
 import io.legado.app.ui.widget.recycler.DragSelectTouchHelper
 import io.legado.app.ui.widget.recycler.ItemTouchCallback
 import io.legado.app.ui.widget.recycler.VerticalDivider
@@ -59,6 +58,7 @@ import io.legado.app.utils.sendToClip
 import io.legado.app.utils.setEdgeEffectColor
 import io.legado.app.utils.share
 import io.legado.app.utils.showDialogFragment
+import io.legado.app.utils.showHelp
 import io.legado.app.utils.splitNotBlank
 import io.legado.app.utils.startActivity
 import io.legado.app.utils.toastOnUi
@@ -134,7 +134,7 @@ class BookSourceActivity : VMBaseActivity<ActivityBookSourceBinding, BookSourceV
         initSelectActionBar()
         resumeCheckSource()
         if (!LocalConfig.bookSourcesHelpVersionIsLast) {
-            showHelp()
+            showHelp("SourceMBookHelp")
         }
     }
 
@@ -248,7 +248,7 @@ class BookSourceActivity : VMBaseActivity<ActivityBookSourceBinding, BookSourceV
                 searchView.setQuery(getString(R.string.disabled_explore), true)
             }
 
-            R.id.menu_help -> showHelp()
+            R.id.menu_help -> showHelp("SourceMBookHelp")
         }
         if (item.groupId == R.id.source_group) {
             searchView.setQuery("group:${item.title}", true)
@@ -370,11 +370,6 @@ class BookSourceActivity : VMBaseActivity<ActivityBookSourceBinding, BookSourceV
         }
     }
 
-    private fun showHelp() {
-        val text = String(assets.open("web/help/md/SourceMBookHelp.md").readBytes())
-        showDialogFragment(TextDialog(getString(R.string.help), text, TextDialog.Mode.MD))
-    }
-
     private fun initLiveDataGroup() {
         lifecycleScope.launch {
             appDb.bookSourceDao.flowGroups().conflate().collect {
diff --git a/app/src/main/java/io/legado/app/ui/book/toc/rule/TxtTocRuleActivity.kt b/app/src/main/java/io/legado/app/ui/book/toc/rule/TxtTocRuleActivity.kt
index cab1138fd..188ed1f75 100644
--- a/app/src/main/java/io/legado/app/ui/book/toc/rule/TxtTocRuleActivity.kt
+++ b/app/src/main/java/io/legado/app/ui/book/toc/rule/TxtTocRuleActivity.kt
@@ -22,7 +22,6 @@ import io.legado.app.ui.association.ImportTxtTocRuleDialog
 import io.legado.app.ui.file.HandleFileContract
 import io.legado.app.ui.qrcode.QrCodeResult
 import io.legado.app.ui.widget.SelectActionBar
-import io.legado.app.ui.widget.dialog.TextDialog
 import io.legado.app.ui.widget.recycler.DragSelectTouchHelper
 import io.legado.app.ui.widget.recycler.ItemTouchCallback
 import io.legado.app.ui.widget.recycler.VerticalDivider
@@ -34,6 +33,7 @@ import io.legado.app.utils.readText
 import io.legado.app.utils.sendToClip
 import io.legado.app.utils.setEdgeEffectColor
 import io.legado.app.utils.showDialogFragment
+import io.legado.app.utils.showHelp
 import io.legado.app.utils.splitNotBlank
 import io.legado.app.utils.toastOnUi
 import io.legado.app.utils.viewbindingdelegate.viewBinding
@@ -140,7 +140,7 @@ class TxtTocRuleActivity : VMBaseActivity<ActivityTxtTocRuleBinding, TxtTocRuleV
             R.id.menu_import_onLine -> showImportDialog()
             R.id.menu_import_qr -> qrCodeResult.launch()
             R.id.menu_import_default -> viewModel.importDefault()
-            R.id.menu_help -> showTxtTocRuleHelp()
+            R.id.menu_help -> showHelp("txtTocRuleHelp")
 
         }
         return super.onCompatOptionsItemSelected(item)
@@ -244,11 +244,6 @@ class TxtTocRuleActivity : VMBaseActivity<ActivityTxtTocRuleBinding, TxtTocRuleV
         }
     }
 
-    private fun showTxtTocRuleHelp() {
-        val text = String(assets.open("web/help/md/txtTocRuleHelp.md").readBytes())
-        showDialogFragment(TextDialog(getString(R.string.help), text, TextDialog.Mode.MD))
-    }
-
     override fun onMenuItemClick(item: MenuItem): Boolean {
         when (item.itemId) {
             R.id.menu_enable_selection -> viewModel.enableSelection(*adapter.selection.toTypedArray())
diff --git a/app/src/main/java/io/legado/app/ui/dict/rule/DictRuleActivity.kt b/app/src/main/java/io/legado/app/ui/dict/rule/DictRuleActivity.kt
index dc194951e..67489a24c 100644
--- a/app/src/main/java/io/legado/app/ui/dict/rule/DictRuleActivity.kt
+++ b/app/src/main/java/io/legado/app/ui/dict/rule/DictRuleActivity.kt
@@ -23,7 +23,6 @@ import io.legado.app.ui.association.ImportDictRuleDialog
 import io.legado.app.ui.file.HandleFileContract
 import io.legado.app.ui.qrcode.QrCodeResult
 import io.legado.app.ui.widget.SelectActionBar
-import io.legado.app.ui.widget.dialog.TextDialog
 import io.legado.app.ui.widget.recycler.DragSelectTouchHelper
 import io.legado.app.ui.widget.recycler.ItemTouchCallback
 import io.legado.app.ui.widget.recycler.VerticalDivider
@@ -35,6 +34,7 @@ import io.legado.app.utils.readText
 import io.legado.app.utils.sendToClip
 import io.legado.app.utils.setEdgeEffectColor
 import io.legado.app.utils.showDialogFragment
+import io.legado.app.utils.showHelp
 import io.legado.app.utils.splitNotBlank
 import io.legado.app.utils.toastOnUi
 import io.legado.app.utils.viewbindingdelegate.viewBinding
@@ -143,7 +143,7 @@ class DictRuleActivity : VMBaseActivity<ActivityDictRuleBinding, DictRuleViewMod
             R.id.menu_import_onLine -> showImportDialog()
             R.id.menu_import_qr -> qrCodeResult.launch()
             R.id.menu_import_default -> viewModel.importDefault()
-            R.id.menu_help -> showDictRuleHelp()
+            R.id.menu_help -> showHelp("dictRuleHelp")
         }
         return super.onCompatOptionsItemSelected(item)
     }
@@ -235,9 +235,4 @@ class DictRuleActivity : VMBaseActivity<ActivityDictRuleBinding, DictRuleViewMod
             cancelButton()
         }
     }
-
-    private fun showDictRuleHelp() {
-        val text = String(assets.open("web/help/md/dictRuleHelp.md").readBytes())
-        showDialogFragment(TextDialog(getString(R.string.help), text, TextDialog.Mode.MD))
-    }
 }
diff --git a/app/src/main/java/io/legado/app/ui/replace/ReplaceRuleActivity.kt b/app/src/main/java/io/legado/app/ui/replace/ReplaceRuleActivity.kt
index 4a84da03e..74f8eecb7 100644
--- a/app/src/main/java/io/legado/app/ui/replace/ReplaceRuleActivity.kt
+++ b/app/src/main/java/io/legado/app/ui/replace/ReplaceRuleActivity.kt
@@ -33,7 +33,6 @@ import io.legado.app.ui.file.HandleFileContract
 import io.legado.app.ui.qrcode.QrCodeResult
 import io.legado.app.ui.replace.edit.ReplaceEditActivity
 import io.legado.app.ui.widget.SelectActionBar
-import io.legado.app.ui.widget.dialog.TextDialog
 import io.legado.app.ui.widget.recycler.DragSelectTouchHelper
 import io.legado.app.ui.widget.recycler.ItemTouchCallback
 import io.legado.app.ui.widget.recycler.VerticalDivider
@@ -47,6 +46,7 @@ import io.legado.app.utils.readText
 import io.legado.app.utils.sendToClip
 import io.legado.app.utils.setEdgeEffectColor
 import io.legado.app.utils.showDialogFragment
+import io.legado.app.utils.showHelp
 import io.legado.app.utils.splitNotBlank
 import io.legado.app.utils.toastOnUi
 import io.legado.app.utils.viewbindingdelegate.viewBinding
@@ -255,7 +255,7 @@ class ReplaceRuleActivity : VMBaseActivity<ActivityReplaceRuleBinding, ReplaceRu
                 allowExtensions = arrayOf("txt", "json")
             }
             R.id.menu_import_qr -> qrCodeResult.launch()
-            R.id.menu_help -> showHelp()
+            R.id.menu_help -> showHelp("replaceRuleHelp")
             R.id.menu_group_null -> {
                 searchView.setQuery(getString(R.string.no_group), true)
             }
@@ -324,11 +324,6 @@ class ReplaceRuleActivity : VMBaseActivity<ActivityReplaceRuleBinding, ReplaceRu
         }
     }
 
-    private fun showHelp() {
-        val text = String(assets.open("web/help/md/replaceRuleHelp.md").readBytes())
-        showDialogFragment(TextDialog(getString(R.string.help), text, TextDialog.Mode.MD))
-    }
-
     override fun onQueryTextChange(newText: String?): Boolean {
         observeReplaceRuleData(newText)
         return false
diff --git a/app/src/main/java/io/legado/app/ui/rss/source/manage/RssSourceActivity.kt b/app/src/main/java/io/legado/app/ui/rss/source/manage/RssSourceActivity.kt
index 9c5fb8271..bb4b1b517 100644
--- a/app/src/main/java/io/legado/app/ui/rss/source/manage/RssSourceActivity.kt
+++ b/app/src/main/java/io/legado/app/ui/rss/source/manage/RssSourceActivity.kt
@@ -28,7 +28,6 @@ import io.legado.app.ui.file.HandleFileContract
 import io.legado.app.ui.qrcode.QrCodeResult
 import io.legado.app.ui.rss.source.edit.RssSourceEditActivity
 import io.legado.app.ui.widget.SelectActionBar
-import io.legado.app.ui.widget.dialog.TextDialog
 import io.legado.app.ui.widget.recycler.DragSelectTouchHelper
 import io.legado.app.ui.widget.recycler.ItemTouchCallback
 import io.legado.app.ui.widget.recycler.VerticalDivider
@@ -44,6 +43,7 @@ import io.legado.app.utils.sendToClip
 import io.legado.app.utils.setEdgeEffectColor
 import io.legado.app.utils.share
 import io.legado.app.utils.showDialogFragment
+import io.legado.app.utils.showHelp
 import io.legado.app.utils.splitNotBlank
 import io.legado.app.utils.startActivity
 import io.legado.app.utils.toastOnUi
@@ -163,7 +163,7 @@ class RssSourceActivity : VMBaseActivity<ActivityRssSourceBinding, RssSourceView
             R.id.menu_group_null -> {
                 searchView.setQuery(getString(R.string.no_group), true)
             }
-            R.id.menu_help -> showHelp()
+            R.id.menu_help -> showHelp("SourceMRssHelp")
             else -> if (item.groupId == R.id.source_group) {
                 searchView.setQuery("group:${item.title}", true)
             }
@@ -354,11 +354,6 @@ class RssSourceActivity : VMBaseActivity<ActivityRssSourceBinding, RssSourceView
         }
     }
 
-    private fun showHelp() {
-        val text = String(assets.open("web/help/md/SourceMRssHelp.md").readBytes())
-        showDialogFragment(TextDialog(getString(R.string.help), text, TextDialog.Mode.MD))
-    }
-
     override fun upCountView() {
         binding.selectActionBar.upCountView(
             adapter.selection.size,
diff --git a/app/src/main/java/io/legado/app/utils/ActivityExtensions.kt b/app/src/main/java/io/legado/app/utils/ActivityExtensions.kt
index 795e0fea6..f5c722697 100644
--- a/app/src/main/java/io/legado/app/utils/ActivityExtensions.kt
+++ b/app/src/main/java/io/legado/app/utils/ActivityExtensions.kt
@@ -203,8 +203,10 @@ val Activity.navigationBarGravity: Int
         return gravity ?: Gravity.BOTTOM
     }
 
+/**
+ * 显示目录help下的帮助文档
+ */
 fun AppCompatActivity.showHelp(fileName: String) {
-    //显示目录help下的帮助文档
     val mdText = String(assets.open("web/help/md/${fileName}.md").readBytes())
     showDialogFragment(TextDialog(getString(R.string.help), mdText, TextDialog.Mode.MD))
 }
\ No newline at end of file