diff --git a/app/src/main/java/io/legado/app/ui/book/read/config/HttpTtsEditDialog.kt b/app/src/main/java/io/legado/app/ui/book/read/config/HttpTtsEditDialog.kt
index ba075ffc8..3be519462 100644
--- a/app/src/main/java/io/legado/app/ui/book/read/config/HttpTtsEditDialog.kt
+++ b/app/src/main/java/io/legado/app/ui/book/read/config/HttpTtsEditDialog.kt
@@ -17,8 +17,14 @@ import io.legado.app.ui.login.SourceLoginActivity
 import io.legado.app.ui.widget.code.addJsPattern
 import io.legado.app.ui.widget.code.addJsonPattern
 import io.legado.app.ui.widget.code.addLegadoPattern
-import io.legado.app.ui.widget.dialog.TextDialog
-import io.legado.app.utils.*
+import io.legado.app.utils.GSON
+import io.legado.app.utils.applyTint
+import io.legado.app.utils.sendToClip
+import io.legado.app.utils.setLayout
+import io.legado.app.utils.showDialogFragment
+import io.legado.app.utils.showHelp
+import io.legado.app.utils.startActivity
+import io.legado.app.utils.toastOnUi
 import io.legado.app.utils.viewbindingdelegate.viewBinding
 
 class HttpTtsEditDialog() : BaseDialogFragment(R.layout.dialog_http_tts_edit, true),
@@ -111,7 +117,7 @@ class HttpTtsEditDialog() : BaseDialogFragment(R.layout.dialog_http_tts_edit, tr
                 initView(it)
             }
             R.id.menu_log -> showDialogFragment<AppLogDialog>()
-            R.id.menu_help -> help()
+            R.id.menu_help -> showHelp("httpTTSHelp")
         }
         return true
     }
@@ -130,11 +136,4 @@ class HttpTtsEditDialog() : BaseDialogFragment(R.layout.dialog_http_tts_edit, tr
         )
     }
 
-    private fun help() {
-        val helpStr = String(
-            requireContext().assets.open("web/help/md/httpTTSHelp.md").readBytes()
-        )
-        showDialogFragment(TextDialog(getString(R.string.help), helpStr, TextDialog.Mode.MD))
-    }
-
 }
\ No newline at end of file
diff --git a/app/src/main/java/io/legado/app/ui/book/toc/rule/TxtTocRuleDialog.kt b/app/src/main/java/io/legado/app/ui/book/toc/rule/TxtTocRuleDialog.kt
index 7519155e3..28d087f0f 100644
--- a/app/src/main/java/io/legado/app/ui/book/toc/rule/TxtTocRuleDialog.kt
+++ b/app/src/main/java/io/legado/app/ui/book/toc/rule/TxtTocRuleDialog.kt
@@ -29,7 +29,6 @@ import io.legado.app.lib.theme.primaryColor
 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.dialog.TextDialog
 import io.legado.app.ui.widget.recycler.ItemTouchCallback
 import io.legado.app.ui.widget.recycler.VerticalDivider
 import io.legado.app.utils.ACache
@@ -38,6 +37,7 @@ import io.legado.app.utils.launch
 import io.legado.app.utils.readText
 import io.legado.app.utils.setLayout
 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
@@ -152,7 +152,7 @@ class TxtTocRuleDialog() : BaseDialogFragment(R.layout.dialog_toc_regex),
             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 false
     }
@@ -197,11 +197,6 @@ class TxtTocRuleDialog() : BaseDialogFragment(R.layout.dialog_toc_regex),
         }
     }
 
-    private fun showTxtTocRuleHelp() {
-        val text = String(requireContext().assets.open("web/help/md/txtTocRuleHelp.md").readBytes())
-        showDialogFragment(TextDialog(getString(R.string.help), text, TextDialog.Mode.MD))
-    }
-
     inner class TocRegexAdapter(context: Context) :
         RecyclerAdapter<TxtTocRule, ItemTocRegexBinding>(context),
         ItemTouchCallback.Callback {
diff --git a/app/src/main/java/io/legado/app/ui/config/BackupConfigFragment.kt b/app/src/main/java/io/legado/app/ui/config/BackupConfigFragment.kt
index 6e3b868f7..9f291543d 100644
--- a/app/src/main/java/io/legado/app/ui/config/BackupConfigFragment.kt
+++ b/app/src/main/java/io/legado/app/ui/config/BackupConfigFragment.kt
@@ -35,9 +35,17 @@ import io.legado.app.lib.prefs.fragment.PreferenceFragment
 import io.legado.app.lib.theme.primaryColor
 import io.legado.app.ui.about.AppLogDialog
 import io.legado.app.ui.file.HandleFileContract
-import io.legado.app.ui.widget.dialog.TextDialog
 import io.legado.app.ui.widget.dialog.WaitDialog
-import io.legado.app.utils.*
+import io.legado.app.utils.applyTint
+import io.legado.app.utils.checkWrite
+import io.legado.app.utils.getPrefString
+import io.legado.app.utils.isContentScheme
+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.toEditable
+import io.legado.app.utils.toastOnUi
 import kotlinx.coroutines.Dispatchers
 import kotlinx.coroutines.Dispatchers.Main
 import kotlinx.coroutines.Job
@@ -150,7 +158,7 @@ class BackupConfigFragment : PreferenceFragment(),
         listView.setEdgeEffectColor(primaryColor)
         activity?.addMenuProvider(this, viewLifecycleOwner)
         if (!LocalConfig.backupHelpVersionIsLast) {
-            showHelp()
+            showHelp("webDavHelp")
         }
     }
 
@@ -162,7 +170,7 @@ class BackupConfigFragment : PreferenceFragment(),
     override fun onMenuItemSelected(menuItem: MenuItem): Boolean {
         when (menuItem.itemId) {
             R.id.menu_help -> {
-                showHelp()
+                showHelp("webDavHelp")
                 return true
             }
 
@@ -171,11 +179,6 @@ class BackupConfigFragment : PreferenceFragment(),
         return false
     }
 
-    private fun showHelp() {
-        val text = String(requireContext().assets.open("web/help/md/webDavHelp.md").readBytes())
-        showDialogFragment(TextDialog(getString(R.string.help), text, TextDialog.Mode.MD))
-    }
-
     override fun onDestroy() {
         super.onDestroy()
         preferenceManager.sharedPreferences?.unregisterOnSharedPreferenceChangeListener(this)
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 b9b439b6b..e60e77441 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
@@ -29,7 +29,6 @@ import io.legado.app.ui.dict.rule.DictRuleActivity
 import io.legado.app.ui.file.FileManageActivity
 import io.legado.app.ui.main.MainFragmentInterface
 import io.legado.app.ui.replace.ReplaceRuleActivity
-import io.legado.app.ui.widget.dialog.TextDialog
 import io.legado.app.utils.LogUtils
 import io.legado.app.utils.getPrefBoolean
 import io.legado.app.utils.observeEventSticky
@@ -37,7 +36,7 @@ import io.legado.app.utils.openUrl
 import io.legado.app.utils.putPrefBoolean
 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.startActivity
 import io.legado.app.utils.viewbindingdelegate.viewBinding
 
@@ -68,10 +67,7 @@ class MyFragment() : BaseFragment(R.layout.fragment_my_config), MainFragmentInte
 
     override fun onCompatOptionsItemSelected(item: MenuItem) {
         when (item.itemId) {
-            R.id.menu_help -> {
-                val text = String(requireContext().assets.open("web/help/md/appHelp.md").readBytes())
-                showDialogFragment(TextDialog(getString(R.string.help), text, TextDialog.Mode.MD))
-            }
+            R.id.menu_help -> showHelp("appHelp")
         }
     }
 
diff --git a/app/src/main/java/io/legado/app/utils/FragmentExtensions.kt b/app/src/main/java/io/legado/app/utils/FragmentExtensions.kt
index 994a80c40..ed76e3469 100644
--- a/app/src/main/java/io/legado/app/utils/FragmentExtensions.kt
+++ b/app/src/main/java/io/legado/app/utils/FragmentExtensions.kt
@@ -12,6 +12,8 @@ import androidx.annotation.DrawableRes
 import androidx.core.content.edit
 import androidx.fragment.app.DialogFragment
 import androidx.fragment.app.Fragment
+import io.legado.app.R
+import io.legado.app.ui.widget.dialog.TextDialog
 
 inline fun <reified T : DialogFragment> Fragment.showDialogFragment(
     arguments: Bundle.() -> Unit = {}
@@ -76,4 +78,9 @@ inline fun <reified T : Activity> Fragment.startActivity(
     configIntent: Intent.() -> Unit = {}
 ) {
     startActivity(Intent(requireContext(), T::class.java).apply(configIntent))
+}
+
+fun Fragment.showHelp(fileName: String) {
+    val mdText = String(requireContext().assets.open("web/help/md/${fileName}.md").readBytes())
+    showDialogFragment(TextDialog(getString(R.string.help), mdText, TextDialog.Mode.MD))
 }
\ No newline at end of file