diff --git a/app/src/main/java/io/legado/app/ui/about/AboutFragment.kt b/app/src/main/java/io/legado/app/ui/about/AboutFragment.kt
index 9a9550536..a9e529e9a 100644
--- a/app/src/main/java/io/legado/app/ui/about/AboutFragment.kt
+++ b/app/src/main/java/io/legado/app/ui/about/AboutFragment.kt
@@ -81,7 +81,7 @@ class AboutFragment : PreferenceFragmentCompat() {
 
     private fun showUpdateLog() {
         val log = String(requireContext().assets.open("updateLog.md").readBytes())
-        TextDialog.show(childFragmentManager, log, TextDialog.MD)
+        showDialogFragment(TextDialog(log, TextDialog.Mode.MD))
     }
 
     private fun checkUpdate() {
@@ -133,7 +133,7 @@ class AboutFragment : PreferenceFragmentCompat() {
             }
             context?.selector(R.string.crash_log, crashLogNames) { _, select ->
                 crashLogs?.getOrNull(select)?.let { logFile ->
-                    TextDialog.show(childFragmentManager, logFile.readText())
+                    showDialogFragment(TextDialog(logFile.readText()))
                 }
             }
         }
diff --git a/app/src/main/java/io/legado/app/ui/about/AppLogDialog.kt b/app/src/main/java/io/legado/app/ui/about/AppLogDialog.kt
index 831f1e740..add61cd9e 100644
--- a/app/src/main/java/io/legado/app/ui/about/AppLogDialog.kt
+++ b/app/src/main/java/io/legado/app/ui/about/AppLogDialog.kt
@@ -16,6 +16,7 @@ import io.legado.app.databinding.ItemAppLogBinding
 import io.legado.app.lib.theme.primaryColor
 import io.legado.app.ui.widget.dialog.TextDialog
 import io.legado.app.utils.LogUtils
+import io.legado.app.utils.showDialogFragment
 import io.legado.app.utils.viewbindingdelegate.viewBinding
 import io.legado.app.utils.windowSize
 import splitties.views.onClick
@@ -76,7 +77,7 @@ class AppLogDialog : BaseDialogFragment() {
             binding.root.onClick {
                 getItem(holder.layoutPosition)?.let { item ->
                     item.third?.let {
-                        TextDialog.show(childFragmentManager, it.stackTraceToString())
+                        showDialogFragment(TextDialog(it.stackTraceToString()))
                     }
                 }
             }
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 c94c9b11e..2b9a5600f 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
@@ -252,8 +252,9 @@ class ReadBookActivity : ReadBookBaseActivity(),
                     showDialogFragment(BookmarkDialog(bookmark))
                 }
             }
-            R.id.menu_copy_text ->
-                TextDialog.show(supportFragmentManager, BookRead.curTextChapter?.getContent())
+            R.id.menu_copy_text -> showDialogFragment(
+                TextDialog(BookRead.curTextChapter?.getContent())
+            )
             R.id.menu_update_toc -> BookRead.book?.let {
                 loadChapterList(it)
             }
@@ -653,7 +654,7 @@ class ReadBookActivity : ReadBookBaseActivity(),
 
     override fun showReadMenuHelp() {
         val text = String(assets.open("help/readMenuHelp.md").readBytes())
-        TextDialog.show(supportFragmentManager, text, TextDialog.MD)
+        showDialogFragment(TextDialog(text, TextDialog.Mode.MD))
     }
 
     /**
diff --git a/app/src/main/java/io/legado/app/ui/book/read/config/SpeakEngineDialog.kt b/app/src/main/java/io/legado/app/ui/book/read/config/SpeakEngineDialog.kt
index ebc44b1e0..0b5b74236 100644
--- a/app/src/main/java/io/legado/app/ui/book/read/config/SpeakEngineDialog.kt
+++ b/app/src/main/java/io/legado/app/ui/book/read/config/SpeakEngineDialog.kt
@@ -205,7 +205,7 @@ class SpeakEngineDialog : BaseDialogFragment(), Toolbar.OnMenuItemClickListener
                 val helpStr = String(
                     requireContext().assets.open("help/httpTTSHelp.md").readBytes()
                 )
-                TextDialog.show(childFragmentManager, helpStr, TextDialog.MD)
+                showDialogFragment(TextDialog(helpStr, TextDialog.Mode.MD))
             }
         }.show()
     }
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 3b5fe0b2c..998bb81c8 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
@@ -14,6 +14,7 @@ import io.legado.app.lib.theme.ATH
 import io.legado.app.lib.theme.accentColor
 import io.legado.app.ui.qrcode.QrCodeResult
 import io.legado.app.ui.widget.dialog.TextDialog
+import io.legado.app.utils.showDialogFragment
 import io.legado.app.utils.toastOnUi
 import io.legado.app.utils.viewbindingdelegate.viewBinding
 import kotlinx.coroutines.launch
@@ -129,14 +130,10 @@ class BookSourceDebugActivity : VMBaseActivity<ActivitySourceDebugBinding, BookS
     override fun onCompatOptionsItemSelected(item: MenuItem): Boolean {
         when (item.itemId) {
             R.id.menu_scan -> qrCodeResult.launch(null)
-            R.id.menu_search_src ->
-                TextDialog.show(supportFragmentManager, viewModel.searchSrc)
-            R.id.menu_book_src ->
-                TextDialog.show(supportFragmentManager, viewModel.bookSrc)
-            R.id.menu_toc_src ->
-                TextDialog.show(supportFragmentManager, viewModel.tocSrc)
-            R.id.menu_content_src ->
-                TextDialog.show(supportFragmentManager, viewModel.contentSrc)
+            R.id.menu_search_src -> showDialogFragment(TextDialog(viewModel.searchSrc))
+            R.id.menu_book_src -> showDialogFragment(TextDialog(viewModel.bookSrc))
+            R.id.menu_toc_src -> showDialogFragment(TextDialog(viewModel.tocSrc))
+            R.id.menu_content_src -> showDialogFragment(TextDialog(viewModel.contentSrc))
             R.id.menu_help -> showHelp()
         }
         return super.onCompatOptionsItemSelected(item)
@@ -144,7 +141,7 @@ class BookSourceDebugActivity : VMBaseActivity<ActivitySourceDebugBinding, BookS
 
     private fun showHelp() {
         val text = String(assets.open("help/debugHelp.md").readBytes())
-        TextDialog.show(supportFragmentManager, text, TextDialog.MD)
+        showDialogFragment(TextDialog(text, TextDialog.Mode.MD))
     }
 
 }
\ No newline at end of file
diff --git a/app/src/main/java/io/legado/app/ui/book/source/edit/BookSourceEditActivity.kt b/app/src/main/java/io/legado/app/ui/book/source/edit/BookSourceEditActivity.kt
index eb96a7115..86c41850b 100644
--- a/app/src/main/java/io/legado/app/ui/book/source/edit/BookSourceEditActivity.kt
+++ b/app/src/main/java/io/legado/app/ui/book/source/edit/BookSourceEditActivity.kt
@@ -426,12 +426,12 @@ class BookSourceEditActivity :
 
     private fun showRuleHelp() {
         val mdText = String(assets.open("help/ruleHelp.md").readBytes())
-        TextDialog.show(supportFragmentManager, mdText, TextDialog.MD)
+        showDialogFragment(TextDialog(mdText, TextDialog.Mode.MD))
     }
 
     private fun showRegexHelp() {
         val mdText = String(assets.open("help/regexHelp.md").readBytes())
-        TextDialog.show(supportFragmentManager, mdText, TextDialog.MD)
+        showDialogFragment(TextDialog(mdText, TextDialog.Mode.MD))
     }
 
     private fun showKeyboardTopPopupWindow() {
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 13d946c82..b9426dca8 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
@@ -272,7 +272,7 @@ class BookSourceActivity : VMBaseActivity<ActivityBookSourceBinding, BookSourceV
 
     private fun showHelp() {
         val text = String(assets.open("help/SourceMBookHelp.md").readBytes())
-        TextDialog.show(supportFragmentManager, text, TextDialog.MD)
+        showDialogFragment(TextDialog(text, TextDialog.Mode.MD))
     }
 
     private fun sortCheck(sort: Sort) {
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 1b5424edb..23e3c0790 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
@@ -146,7 +146,7 @@ class BackupConfigFragment : BasePreferenceFragment(),
 
     private fun showHelp() {
         val text = String(requireContext().assets.open("help/webDavHelp.md").readBytes())
-        TextDialog.show(childFragmentManager, text, TextDialog.MD)
+        showDialogFragment(TextDialog(text, TextDialog.Mode.MD))
     }
 
     override fun onDestroy() {
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 169f9b9e7..1217cd138 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
@@ -34,6 +34,7 @@ import io.legado.app.ui.main.my.MyFragment
 import io.legado.app.ui.main.rss.RssFragment
 import io.legado.app.ui.widget.dialog.TextDialog
 import io.legado.app.utils.observeEvent
+import io.legado.app.utils.showDialogFragment
 import io.legado.app.utils.toastOnUi
 import io.legado.app.utils.viewbindingdelegate.viewBinding
 
@@ -119,10 +120,10 @@ class MainActivity : VMBaseActivity<ActivityMainBinding, MainViewModel>(),
             LocalConfig.versionCode = appInfo.versionCode
             if (LocalConfig.isFirstOpenApp) {
                 val text = String(assets.open("help/appHelp.md").readBytes())
-                TextDialog.show(supportFragmentManager, text, TextDialog.MD)
+                showDialogFragment(TextDialog(text, TextDialog.Mode.MD))
             } else if (!BuildConfig.DEBUG) {
                 val log = String(assets.open("updateLog.md").readBytes())
-                TextDialog.show(supportFragmentManager, log, TextDialog.MD)
+                showDialogFragment(TextDialog(log, TextDialog.Mode.MD))
             }
             viewModel.upVersion()
         }
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 8261fa726..f92e3fa40 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
@@ -51,7 +51,7 @@ class MyFragment : BaseFragment(R.layout.fragment_my_config) {
         when (item.itemId) {
             R.id.menu_help -> {
                 val text = String(requireContext().assets.open("help/appHelp.md").readBytes())
-                TextDialog.show(childFragmentManager, text, TextDialog.MD)
+                showDialogFragment(TextDialog(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 5ce76fbcb..659f6afe3 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
@@ -294,7 +294,7 @@ class ReplaceRuleActivity : VMBaseActivity<ActivityReplaceRuleBinding, ReplaceRu
 
     private fun showHelp() {
         val text = String(assets.open("help/replaceRuleHelp.md").readBytes())
-        TextDialog.show(supportFragmentManager, text, TextDialog.MD)
+        showDialogFragment(TextDialog(text, TextDialog.Mode.MD))
     }
 
     override fun onQueryTextChange(newText: String?): Boolean {
diff --git a/app/src/main/java/io/legado/app/ui/replace/edit/ReplaceEditActivity.kt b/app/src/main/java/io/legado/app/ui/replace/edit/ReplaceEditActivity.kt
index 922875250..0b0bd0c92 100644
--- a/app/src/main/java/io/legado/app/ui/replace/edit/ReplaceEditActivity.kt
+++ b/app/src/main/java/io/legado/app/ui/replace/edit/ReplaceEditActivity.kt
@@ -19,6 +19,7 @@ import io.legado.app.databinding.ActivityReplaceEditBinding
 import io.legado.app.lib.dialogs.selector
 import io.legado.app.ui.widget.KeyboardToolPop
 import io.legado.app.ui.widget.dialog.TextDialog
+import io.legado.app.utils.showDialogFragment
 import io.legado.app.utils.toastOnUi
 import io.legado.app.utils.viewbindingdelegate.viewBinding
 import io.legado.app.utils.windowSize
@@ -146,7 +147,7 @@ class ReplaceEditActivity :
 
     private fun showRegexHelp() {
         val mdText = String(assets.open("help/regexHelp.md").readBytes())
-        TextDialog.show(supportFragmentManager, mdText, TextDialog.MD)
+        showDialogFragment(TextDialog(mdText, TextDialog.Mode.MD))
     }
 
     private fun showKeyboardTopPopupWindow() {
diff --git a/app/src/main/java/io/legado/app/ui/rss/source/debug/RssSourceDebugActivity.kt b/app/src/main/java/io/legado/app/ui/rss/source/debug/RssSourceDebugActivity.kt
index 9e2559612..2e1197152 100644
--- a/app/src/main/java/io/legado/app/ui/rss/source/debug/RssSourceDebugActivity.kt
+++ b/app/src/main/java/io/legado/app/ui/rss/source/debug/RssSourceDebugActivity.kt
@@ -12,6 +12,7 @@ import io.legado.app.lib.theme.ATH
 import io.legado.app.lib.theme.accentColor
 import io.legado.app.ui.widget.dialog.TextDialog
 import io.legado.app.utils.gone
+import io.legado.app.utils.showDialogFragment
 import io.legado.app.utils.toastOnUi
 import io.legado.app.utils.viewbindingdelegate.viewBinding
 import kotlinx.coroutines.launch
@@ -47,10 +48,8 @@ class RssSourceDebugActivity : VMBaseActivity<ActivitySourceDebugBinding, RssSou
 
     override fun onCompatOptionsItemSelected(item: MenuItem): Boolean {
         when (item.itemId) {
-            R.id.menu_list_src ->
-                TextDialog.show(supportFragmentManager, viewModel.listSrc)
-            R.id.menu_content_src ->
-                TextDialog.show(supportFragmentManager, viewModel.contentSrc)
+            R.id.menu_list_src -> showDialogFragment(TextDialog(viewModel.listSrc))
+            R.id.menu_content_src -> showDialogFragment(TextDialog(viewModel.contentSrc))
         }
         return super.onCompatOptionsItemSelected(item)
     }
diff --git a/app/src/main/java/io/legado/app/ui/rss/source/edit/RssSourceEditActivity.kt b/app/src/main/java/io/legado/app/ui/rss/source/edit/RssSourceEditActivity.kt
index b3f165a50..e5fe77b04 100644
--- a/app/src/main/java/io/legado/app/ui/rss/source/edit/RssSourceEditActivity.kt
+++ b/app/src/main/java/io/legado/app/ui/rss/source/edit/RssSourceEditActivity.kt
@@ -237,12 +237,12 @@ class RssSourceEditActivity :
 
     private fun showRuleHelp() {
         val mdText = String(assets.open("help/ruleHelp.md").readBytes())
-        TextDialog.show(supportFragmentManager, mdText, TextDialog.MD)
+        showDialogFragment(TextDialog(mdText, TextDialog.Mode.MD))
     }
 
     private fun showRegexHelp() {
         val mdText = String(assets.open("help/regexHelp.md").readBytes())
-        TextDialog.show(supportFragmentManager, mdText, TextDialog.MD)
+        showDialogFragment(TextDialog(mdText, TextDialog.Mode.MD))
     }
 
     private fun showKeyboardTopPopupWindow() {
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 9e99bd1d6..cbc9146dc 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
@@ -256,7 +256,7 @@ class RssSourceActivity : VMBaseActivity<ActivityRssSourceBinding, RssSourceView
 
     private fun showHelp() {
         val text = String(assets.open("help/SourceMRssHelp.md").readBytes())
-        TextDialog.show(supportFragmentManager, text, TextDialog.MD)
+        showDialogFragment(TextDialog(text, TextDialog.Mode.MD))
     }
 
     override fun upCountView() {
diff --git a/app/src/main/java/io/legado/app/ui/widget/dialog/TextDialog.kt b/app/src/main/java/io/legado/app/ui/widget/dialog/TextDialog.kt
index 75d02b6b5..641064990 100644
--- a/app/src/main/java/io/legado/app/ui/widget/dialog/TextDialog.kt
+++ b/app/src/main/java/io/legado/app/ui/widget/dialog/TextDialog.kt
@@ -1,10 +1,11 @@
 package io.legado.app.ui.widget.dialog
 
+import android.os.Build
 import android.os.Bundle
+import android.text.Html
 import android.view.LayoutInflater
 import android.view.View
 import android.view.ViewGroup
-import androidx.fragment.app.FragmentManager
 import io.legado.app.R
 import io.legado.app.base.BaseDialogFragment
 import io.legado.app.databinding.DialogTextViewBinding
@@ -18,29 +19,25 @@ import kotlinx.coroutines.delay
 import kotlinx.coroutines.launch
 
 
-class TextDialog : BaseDialogFragment() {
+class TextDialog() : BaseDialogFragment() {
 
-    companion object {
-        const val MD = 1
+    enum class Mode {
+        MD, HTML, TEXT
+    }
 
-        fun show(
-            fragmentManager: FragmentManager,
-            content: String?,
-            mode: Int = 0,
-            time: Long = 0,
-            autoClose: Boolean = false
-        ) {
-            TextDialog().apply {
-                val bundle = Bundle()
-                bundle.putString("content", content)
-                bundle.putInt("mode", mode)
-                bundle.putLong("time", time)
-                arguments = bundle
-                isCancelable = false
-                this.autoClose = autoClose
-            }.show(fragmentManager, "textDialog")
+    constructor(
+        content: String?,
+        mode: Mode = Mode.TEXT,
+        time: Long = 0,
+        autoClose: Boolean = false
+    ) : this() {
+        arguments = Bundle().apply {
+            putString("content", content)
+            putString("mode", mode.name)
+            putLong("time", time)
         }
-
+        isCancelable = false
+        this.autoClose = autoClose
     }
 
     private val binding by viewBinding(DialogTextViewBinding::bind)
@@ -64,8 +61,8 @@ class TextDialog : BaseDialogFragment() {
     override fun onFragmentCreated(view: View, savedInstanceState: Bundle?) {
         arguments?.let {
             val content = it.getString("content") ?: ""
-            when (it.getInt("mode")) {
-                MD -> binding.textView.post {
+            when (it.getString("mode")) {
+                Mode.MD.name -> binding.textView.post {
                     Markwon.builder(requireContext())
                         .usePlugin(GlideImagesPlugin.create(requireContext()))
                         .usePlugin(HtmlPlugin.create())
@@ -73,6 +70,12 @@ class TextDialog : BaseDialogFragment() {
                         .build()
                         .setMarkdown(binding.textView, content)
                 }
+                Mode.HTML.name -> if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.N) {
+                    binding.textView.text = Html.fromHtml(content, Html.FROM_HTML_MODE_LEGACY)
+                } else {
+                    @Suppress("DEPRECATION")
+                    binding.textView.text = Html.fromHtml(content)
+                }
                 else -> binding.textView.text = content
             }
             time = it.getLong("time", 0L)
diff --git a/app/src/main/java/io/legado/app/ui/widget/dialog/TextListDialog.kt b/app/src/main/java/io/legado/app/ui/widget/dialog/TextListDialog.kt
index 690cc6413..a6f2b01cb 100644
--- a/app/src/main/java/io/legado/app/ui/widget/dialog/TextListDialog.kt
+++ b/app/src/main/java/io/legado/app/ui/widget/dialog/TextListDialog.kt
@@ -5,7 +5,6 @@ import android.os.Bundle
 import android.view.LayoutInflater
 import android.view.View
 import android.view.ViewGroup
-import androidx.fragment.app.FragmentManager
 import androidx.recyclerview.widget.LinearLayoutManager
 import io.legado.app.R
 import io.legado.app.base.BaseDialogFragment
@@ -16,16 +15,12 @@ import io.legado.app.databinding.ItemLogBinding
 import io.legado.app.utils.viewbindingdelegate.viewBinding
 import io.legado.app.utils.windowSize
 
-class TextListDialog : BaseDialogFragment() {
+class TextListDialog() : BaseDialogFragment() {
 
-    companion object {
-        fun show(fragmentManager: FragmentManager, title: String, values: ArrayList<String>) {
-            TextListDialog().apply {
-                val bundle = Bundle()
-                bundle.putString("title", title)
-                bundle.putStringArrayList("values", values)
-                arguments = bundle
-            }.show(fragmentManager, "textListDialog")
+    constructor(title: String, values: ArrayList<String>) : this() {
+        arguments = Bundle().apply {
+            putString("title", title)
+            putStringArrayList("values", values)
         }
     }