diff --git a/app/src/main/java/com/fongmi/android/tv/api/Updater.java b/app/src/main/java/com/fongmi/android/tv/api/Updater.java
index 34eaa8a55..4870514c0 100644
--- a/app/src/main/java/com/fongmi/android/tv/api/Updater.java
+++ b/app/src/main/java/com/fongmi/android/tv/api/Updater.java
@@ -1,6 +1,7 @@
 package com.fongmi.android.tv.api;
 
 import android.app.Activity;
+import android.content.DialogInterface;
 import android.view.LayoutInflater;
 import android.view.View;
 
@@ -92,25 +93,24 @@ public class Updater implements Download.Callback {
 
     private void show(Activity activity, String version, String desc) {
         binding = DialogUpdateBinding.inflate(LayoutInflater.from(activity));
-        binding.version.setText(ResUtil.getString(R.string.update_version, version));
-        binding.confirm.setOnClickListener(this::confirm);
-        binding.cancel.setOnClickListener(this::cancel);
+        check().create(activity, ResUtil.getString(R.string.update_version, version)).show();
+        dialog.getButton(DialogInterface.BUTTON_POSITIVE).setOnClickListener(this::confirm);
+        dialog.getButton(DialogInterface.BUTTON_NEGATIVE).setOnClickListener(this::cancel);
         binding.desc.setText(desc);
-        check().create(activity).show();
     }
 
-    private AlertDialog create(Activity activity) {
-        return dialog = new MaterialAlertDialogBuilder(activity).setView(binding.getRoot()).setCancelable(false).create();
+    private AlertDialog create(Activity activity, String title) {
+        return dialog = new MaterialAlertDialogBuilder(activity).setTitle(title).setView(binding.getRoot()).setPositiveButton(R.string.update_confirm, null).setNegativeButton(R.string.dialog_negative, null).setCancelable(false).create();
     }
 
     private void cancel(View view) {
         Prefers.putUpdate(false);
-        dismiss();
+        dialog.dismiss();
     }
 
     private void confirm(View view) {
-        binding.confirm.setEnabled(false);
         Download.create(getApk(), getFile(), this).start();
+        view.setEnabled(false);
     }
 
     private void dismiss() {
@@ -122,7 +122,7 @@ public class Updater implements Download.Callback {
 
     @Override
     public void progress(int progress) {
-        binding.confirm.setText(String.format(Locale.getDefault(), "%1$d%%", progress));
+        dialog.getButton(DialogInterface.BUTTON_POSITIVE).setText(String.format(Locale.getDefault(), "%1$d%%", progress));
     }
 
     @Override
diff --git a/app/src/mobile/res/layout/dialog_config.xml b/app/src/mobile/res/layout/dialog_config.xml
index 545008747..11ce71140 100644
--- a/app/src/mobile/res/layout/dialog_config.xml
+++ b/app/src/mobile/res/layout/dialog_config.xml
@@ -6,8 +6,7 @@
     android:orientation="vertical"
     android:paddingStart="24dp"
     android:paddingTop="16dp"
-    android:paddingEnd="24dp"
-    android:paddingBottom="16dp">
+    android:paddingEnd="24dp">
 
     <com.google.android.material.textfield.TextInputLayout
         android:id="@+id/input"
diff --git a/app/src/mobile/res/layout/dialog_link.xml b/app/src/mobile/res/layout/dialog_link.xml
index 817945e47..40f5942dc 100644
--- a/app/src/mobile/res/layout/dialog_link.xml
+++ b/app/src/mobile/res/layout/dialog_link.xml
@@ -5,8 +5,7 @@
     android:orientation="vertical"
     android:paddingStart="24dp"
     android:paddingTop="16dp"
-    android:paddingEnd="24dp"
-    android:paddingBottom="16dp">
+    android:paddingEnd="24dp">
 
     <com.google.android.material.textfield.TextInputLayout
         android:layout_width="match_parent"
diff --git a/app/src/mobile/res/layout/dialog_update.xml b/app/src/mobile/res/layout/dialog_update.xml
index fc32ab365..049ea1636 100644
--- a/app/src/mobile/res/layout/dialog_update.xml
+++ b/app/src/mobile/res/layout/dialog_update.xml
@@ -4,33 +4,18 @@
     android:layout_width="match_parent"
     android:layout_height="wrap_content"
     android:orientation="vertical"
-    android:padding="16dp">
-
-    <TextView
-        android:id="@+id/version"
-        android:layout_width="wrap_content"
-        android:layout_height="wrap_content"
-        android:letterSpacing="0.02"
-        android:textColor="@color/grey_900"
-        android:textSize="16sp"
-        tools:text="@string/update_version" />
-
-    <View
-        android:layout_width="match_parent"
-        android:layout_height="1dp"
-        android:layout_marginTop="16dp"
-        android:layout_marginBottom="16dp"
-        android:background="@color/grey_300" />
+    android:paddingStart="24dp"
+    android:paddingTop="16dp"
+    android:paddingEnd="24dp">
 
     <androidx.core.widget.NestedScrollView
         android:layout_width="match_parent"
-        android:layout_height="0dp"
-        android:layout_marginBottom="16dp"
-        android:layout_weight="1">
+        android:layout_height="match_parent"
+        android:fillViewport="true">
 
         <TextView
             android:id="@+id/desc"
-            android:layout_width="wrap_content"
+            android:layout_width="match_parent"
             android:layout_height="wrap_content"
             android:letterSpacing="0.02"
             android:lineSpacingExtra="8dp"
@@ -39,34 +24,4 @@
             tools:text="1. 新增 ffmpeg 音頻軟解\n2. 詳情頁新增分詞快搜\n3. 修復搜尋閃退問題\n4. 設定支援渲染切換" />
 
     </androidx.core.widget.NestedScrollView>
-
-    <LinearLayout
-        android:layout_width="match_parent"
-        android:layout_height="wrap_content"
-        android:orientation="horizontal">
-
-        <TextView
-            android:id="@+id/confirm"
-            android:layout_width="0dp"
-            android:layout_height="wrap_content"
-            android:layout_marginEnd="16dp"
-            android:layout_weight="1"
-            android:background="@drawable/shape_text"
-            android:gravity="center"
-            android:text="@string/update_confirm"
-            android:textColor="@color/white"
-            android:textSize="14sp" />
-
-        <TextView
-            android:id="@+id/cancel"
-            android:layout_width="0dp"
-            android:layout_height="wrap_content"
-            android:layout_weight="1"
-            android:background="@drawable/shape_text"
-            android:gravity="center"
-            android:text="@string/dialog_negative"
-            android:textColor="@color/white"
-            android:textSize="14sp" />
-
-    </LinearLayout>
 </LinearLayout>
\ No newline at end of file