Add yt-dlp release channel selection to updater UI

Introduces UI elements and logic for selecting between stable and nightly yt-dlp release channels in the updater tab, with support for switching channels and displaying status. Updates all language files with new strings for channel selection and status messages, and adds a default 'ytdlp_channel' config key.

languages/ar.json

@@ -267,6 +267,14 @@
     "error_title": "خطأ",
     "failed_save_settings": "فشل حفظ إعدادات التحديث التلقائي.",
     "error_saving_settings": "خطأ في حفظ إعدادات التحديث التلقائي: {error}",
+    "ytdlp_channel": "قناة إصدار yt-dlp",
+    "ytdlp_channel_stable": "مستقر (إصدارات مختبرة)",
+    "ytdlp_channel_nightly": "ليلي (تحديثات يومية، موصى به من yt-dlp)",
+    "ytdlp_channel_description": "اختر بين الإصدارات المستقرة والليلية. يتم تحديث الإصدارات الليلية يومياً بأحدث الإصلاحات والميزات. يمكنك تبديل القنوات في أي وقت.",
+    "ytdlp_switching_channel": "التبديل إلى قناة {channel}...",
+    "ytdlp_channel_switched": "✅ تم التبديل بنجاح إلى قناة {channel}!",
+    "ytdlp_channel_switch_failed": "❌ فشل تبديل القناة: {error}",
+    "ytdlp_current_channel": "القناة الحالية: {channel}",
     "auto_update_title": "إعدادات التحديثات التلقائية",
     "auto_update_header": "🔄 إعدادات التحديثات التلقائية",
     "auto_update_description": "قم بتكوين التحديثات التلقائية لـ yt-dlp لضمان الحصول على أحدث الميزات وإصلاحات الأخطاء.",

languages/de.json

@@ -267,6 +267,14 @@
     "error_title": "Fehler",
     "failed_save_settings": "Speichern der Auto-Update-Einstellungen fehlgeschlagen.",
     "error_saving_settings": "Fehler beim Speichern der Auto-Update-Einstellungen: {error}",
+    "ytdlp_channel": "yt-dlp Release-Kanal",
+    "ytdlp_channel_stable": "Stabil (Getestete Versionen)",
+    "ytdlp_channel_nightly": "Nightly (Tägliche Updates, empfohlen von yt-dlp)",
+    "ytdlp_channel_description": "Wählen Sie zwischen stabilen und nächtlichen Versionen. Nightly-Builds werden täglich mit den neuesten Korrekturen und Funktionen aktualisiert. Sie können jederzeit zwischen den Kanälen wechseln.",
+    "ytdlp_switching_channel": "Wechsle zu {channel}-Kanal...",
+    "ytdlp_channel_switched": "✅ Erfolgreich zu {channel}-Kanal gewechselt!",
+    "ytdlp_channel_switch_failed": "❌ Kanalwechsel fehlgeschlagen: {error}",
+    "ytdlp_current_channel": "Aktueller Kanal: {channel}",
     "auto_update_title": "Auto-Update-Einstellungen",
     "auto_update_header": "🔄 Auto-Update-Einstellungen",
     "auto_update_description": "Konfigurieren Sie automatische Updates für yt-dlp, um sicherzustellen, dass Sie immer die neuesten Funktionen und Fehlerbehebungen haben.",

languages/en.json

@@ -267,6 +267,14 @@
     "error_title": "Error",
     "failed_save_settings": "Failed to save auto-update settings.",
     "error_saving_settings": "Error saving auto-update settings: {error}",
+    "ytdlp_channel": "yt-dlp Release Channel",
+    "ytdlp_channel_stable": "Stable (Tested releases)",
+    "ytdlp_channel_nightly": "Nightly (Daily updates, recommended by yt-dlp)",
+    "ytdlp_channel_description": "Choose between stable and nightly releases. Nightly builds are updated daily with the latest fixes and features. You can switch channels at any time.",
+    "ytdlp_switching_channel": "Switching to {channel} channel...",
+    "ytdlp_channel_switched": "✅ Successfully switched to {channel} channel!",
+    "ytdlp_channel_switch_failed": "❌ Failed to switch channel: {error}",
+    "ytdlp_current_channel": "Current channel: {channel}",
     "auto_update_title": "Auto-Update Settings",
     "auto_update_header": "🔄 Auto-Update Settings",
     "auto_update_description": "Configure automatic updates for yt-dlp to ensure you always have the latest features and bug fixes.",

languages/es.json

@@ -250,6 +250,14 @@
     "error_title": "Error",
     "failed_save_settings": "Falló al guardar la configuración de auto-actualización.",
     "error_saving_settings": "Error al guardar la configuración de auto-actualización: {error}",
+    "ytdlp_channel": "Canal de Lanzamiento de yt-dlp",
+    "ytdlp_channel_stable": "Estable (Versiones probadas)",
+    "ytdlp_channel_nightly": "Nightly (Actualizaciones diarias, recomendado por yt-dlp)",
+    "ytdlp_channel_description": "Elige entre versiones estables y nightly. Las versiones nightly se actualizan diariamente con las últimas correcciones y características. Puedes cambiar de canal en cualquier momento.",
+    "ytdlp_switching_channel": "Cambiando al canal {channel}...",
+    "ytdlp_channel_switched": "✅ ¡Cambiado exitosamente al canal {channel}!",
+    "ytdlp_channel_switch_failed": "❌ Error al cambiar de canal: {error}",
+    "ytdlp_current_channel": "Canal actual: {channel}",
     "auto_update_title": "Configuración de Auto-Actualización",
     "auto_update_header": "🔄 Configuración de Auto-Actualización",
     "auto_update_description": "Configura las actualizaciones automáticas de yt-dlp para asegurar que siempre tengas las últimas funciones y correcciones de errores.",

languages/fr.json

@@ -267,6 +267,14 @@
     "error_title": "Erreur",
     "failed_save_settings": "Échec de la sauvegarde des paramètres de mise à jour automatique.",
     "error_saving_settings": "Erreur lors de la sauvegarde des paramètres de mise à jour automatique : {error}",
+    "ytdlp_channel": "Canal de version yt-dlp",
+    "ytdlp_channel_stable": "Stable (Versions testées)",
+    "ytdlp_channel_nightly": "Nightly (Mises à jour quotidiennes, recommandé par yt-dlp)",
+    "ytdlp_channel_description": "Choisissez entre les versions stables et nightly. Les versions nightly sont mises à jour quotidiennement avec les dernières corrections et fonctionnalités. Vous pouvez changer de canal à tout moment.",
+    "ytdlp_switching_channel": "Passage au canal {channel}...",
+    "ytdlp_channel_switched": "✅ Passage réussi au canal {channel} !",
+    "ytdlp_channel_switch_failed": "❌ Échec du changement de canal : {error}",
+    "ytdlp_current_channel": "Canal actuel : {channel}",
     "auto_update_title": "Paramètres de mise à jour automatique",
     "auto_update_header": "🔄 Paramètres de mise à jour automatique",
     "auto_update_description": "Configurez les mises à jour automatiques pour yt-dlp afin de vous assurer d'avoir toujours les dernières fonctionnalités et corrections de bogues.",

languages/hi.json

@@ -267,6 +267,14 @@
     "error_title": "त्रुटि",
     "failed_save_settings": "स्वचालित अपडेट सेटिंग्स सेव करना असफल।",
     "error_saving_settings": "स्वचालित अपडेट सेटिंग्स सेव करने में त्रुटि: {error}",
+    "ytdlp_channel": "yt-dlp रिलीज़ चैनल",
+    "ytdlp_channel_stable": "स्थिर (परीक्षित रिलीज़)",
+    "ytdlp_channel_nightly": "नाइटली (दैनिक अपडेट, yt-dlp द्वारा अनुशंसित)",
+    "ytdlp_channel_description": "स्थिर और नाइटली रिलीज़ के बीच चुनें। नाइटली बिल्ड नवीनतम फिक्स और सुविधाओं के साथ दैनिक अपडेट होते हैं। आप किसी भी समय चैनल बदल सकते हैं।",
+    "ytdlp_switching_channel": "{channel} चैनल पर स्विच किया जा रहा है...",
+    "ytdlp_channel_switched": "✅ सफलतापूर्वक {channel} चैनल पर स्विच किया गया!",
+    "ytdlp_channel_switch_failed": "❌ चैनल स्विच करना विफल: {error}",
+    "ytdlp_current_channel": "वर्तमान चैनल: {channel}",
     "auto_update_title": "स्वचालित अपडेट सेटिंग्स",
     "auto_update_header": "🔄 स्वचालित अपडेट सेटिंग्स",
     "auto_update_description": "yt-dlp के लिए स्वचालित अपडेट कॉन्फ़िगर करें ताकि आपके पास हमेशा नवीनतम सुविधाएं और बग फिक्स हों।",

languages/id.json

@@ -267,6 +267,14 @@
     "error_title": "Kesalahan",
     "failed_save_settings": "Gagal menyimpan pengaturan pembaruan otomatis.",
     "error_saving_settings": "Kesalahan menyimpan pengaturan pembaruan otomatis: {error}",
+    "ytdlp_channel": "Saluran Rilis yt-dlp",
+    "ytdlp_channel_stable": "Stabil (Rilis yang diuji)",
+    "ytdlp_channel_nightly": "Nightly (Pembaruan harian, direkomendasikan oleh yt-dlp)",
+    "ytdlp_channel_description": "Pilih antara rilis stabil dan nightly. Build nightly diperbarui setiap hari dengan perbaikan dan fitur terbaru. Anda dapat berganti saluran kapan saja.",
+    "ytdlp_switching_channel": "Beralih ke saluran {channel}...",
+    "ytdlp_channel_switched": "✅ Berhasil beralih ke saluran {channel}!",
+    "ytdlp_channel_switch_failed": "❌ Gagal beralih saluran: {error}",
+    "ytdlp_current_channel": "Saluran saat ini: {channel}",
     "auto_update_title": "Pengaturan pembaruan otomatis",
     "auto_update_header": "🔄 Pengaturan pembaruan otomatis",
     "auto_update_description": "Konfigurasi pembaruan otomatis untuk yt-dlp untuk memastikan Anda selalu memiliki fitur dan perbaikan bug terbaru.",

languages/it.json

@@ -267,6 +267,14 @@
     "error_title": "Errore",
     "failed_save_settings": "Impossibile salvare le impostazioni di aggiornamento automatico.",
     "error_saving_settings": "Errore nel salvataggio delle impostazioni di aggiornamento automatico: {error}",
+    "ytdlp_channel": "Canale di rilascio yt-dlp",
+    "ytdlp_channel_stable": "Stabile (Rilasci testati)",
+    "ytdlp_channel_nightly": "Nightly (Aggiornamenti giornalieri, consigliato da yt-dlp)",
+    "ytdlp_channel_description": "Scegli tra rilasci stabili e nightly. Le build nightly vengono aggiornate quotidianamente con le ultime correzioni e funzionalità. Puoi cambiare canale in qualsiasi momento.",
+    "ytdlp_switching_channel": "Passaggio al canale {channel}...",
+    "ytdlp_channel_switched": "✅ Passaggio al canale {channel} riuscito!",
+    "ytdlp_channel_switch_failed": "❌ Impossibile cambiare canale: {error}",
+    "ytdlp_current_channel": "Canale attuale: {channel}",
     "auto_update_title": "Impostazioni aggiornamenti automatici",
     "auto_update_header": "🔄 Impostazioni aggiornamenti automatici",
     "auto_update_description": "Configura gli aggiornamenti automatici per yt-dlp per garantire le ultime funzionalità e correzioni bug.",

languages/ja.json

@@ -267,6 +267,14 @@
     "error_title": "エラー",
     "failed_save_settings": "自動更新設定の保存に失敗しました。",
     "error_saving_settings": "自動更新設定の保存エラー: {error}",
+    "ytdlp_channel": "yt-dlp リリースチャンネル",
+    "ytdlp_channel_stable": "安定版（テスト済みリリース）",
+    "ytdlp_channel_nightly": "Nightly（毎日更新、yt-dlp推奨）",
+    "ytdlp_channel_description": "安定版とNightlyリリースのどちらかを選択してください。Nightlyビルドは最新の修正と機能で毎日更新されます。いつでもチャンネルを切り替えることができます。",
+    "ytdlp_switching_channel": "{channel}チャンネルに切り替え中...",
+    "ytdlp_channel_switched": "✅ {channel}チャンネルへの切り替えに成功しました！",
+    "ytdlp_channel_switch_failed": "❌ チャンネルの切り替えに失敗しました: {error}",
+    "ytdlp_current_channel": "現在のチャンネル: {channel}",
     "auto_update_title": "自動更新設定",
     "auto_update_header": "🔄 自動更新設定",
     "auto_update_description": "yt-dlpの自動更新を設定して、最新の機能とバグ修正を確実に入手してください。",

languages/pl.json

@@ -267,6 +267,14 @@
     "error_title": "Błąd",
     "failed_save_settings": "Nie udało się zapisać ustawień automatycznych aktualizacji.",
     "error_saving_settings": "Błąd zapisywania ustawień automatycznych aktualizacji: {error}",
+    "ytdlp_channel": "Kanał wydań yt-dlp",
+    "ytdlp_channel_stable": "Stabilny (Przetestowane wydania)",
+    "ytdlp_channel_nightly": "Nightly (Codzienne aktualizacje, zalecane przez yt-dlp)",
+    "ytdlp_channel_description": "Wybierz między wydaniami stabilnymi a nightly. Buildy nightly są aktualizowane codziennie z najnowszymi poprawkami i funkcjami. Możesz zmienić kanał w dowolnym momencie.",
+    "ytdlp_switching_channel": "Przełączanie na kanał {channel}...",
+    "ytdlp_channel_switched": "✅ Pomyślnie przełączono na kanał {channel}!",
+    "ytdlp_channel_switch_failed": "❌ Nie udało się przełączyć kanału: {error}",
+    "ytdlp_current_channel": "Aktualny kanał: {channel}",
     "auto_update_title": "Ustawienia automatycznych aktualizacji",
     "auto_update_header": "🔄 Ustawienia automatycznych aktualizacji",
     "auto_update_description": "Skonfiguruj automatyczne aktualizacje dla yt-dlp, aby zapewnić najnowsze funkcje i poprawki błędów.",

languages/pt.json

@@ -267,6 +267,14 @@
     "error_title": "Erro",
     "failed_save_settings": "Falha ao salvar configurações de auto-atualização.",
     "error_saving_settings": "Erro ao salvar configurações de auto-atualização: {error}",
+    "ytdlp_channel": "Canal de Lançamento do yt-dlp",
+    "ytdlp_channel_stable": "Estável (Lançamentos testados)",
+    "ytdlp_channel_nightly": "Nightly (Atualizações diárias, recomendado pelo yt-dlp)",
+    "ytdlp_channel_description": "Escolha entre lançamentos estáveis e nightly. Builds nightly são atualizadas diariamente com as últimas correções e recursos. Você pode trocar de canal a qualquer momento.",
+    "ytdlp_switching_channel": "Mudando para o canal {channel}...",
+    "ytdlp_channel_switched": "✅ Mudado com sucesso para o canal {channel}!",
+    "ytdlp_channel_switch_failed": "❌ Falha ao trocar de canal: {error}",
+    "ytdlp_current_channel": "Canal atual: {channel}",
     "auto_update_title": "Configurações de Auto-Atualização",
     "auto_update_header": "🔄 Configurações de Auto-Atualização",
     "auto_update_description": "Configure atualizações automáticas para o yt-dlp para garantir que você sempre tenha os recursos mais recentes e correções de bugs.",

languages/ru.json

@@ -267,6 +267,14 @@
     "error_title": "Ошибка",
     "failed_save_settings": "Не удалось сохранить настройки автообновления.",
     "error_saving_settings": "Ошибка сохранения настроек автообновления: {error}",
+    "ytdlp_channel": "Канал выпуска yt-dlp",
+    "ytdlp_channel_stable": "Стабильный (Протестированные релизы)",
+    "ytdlp_channel_nightly": "Nightly (Ежедневные обновления, рекомендовано yt-dlp)",
+    "ytdlp_channel_description": "Выберите между стабильными и nightly релизами. Nightly сборки обновляются ежедневно с последними исправлениями и функциями. Вы можете переключать каналы в любое время.",
+    "ytdlp_switching_channel": "Переключение на канал {channel}...",
+    "ytdlp_channel_switched": "✅ Успешно переключено на канал {channel}!",
+    "ytdlp_channel_switch_failed": "❌ Не удалось переключить канал: {error}",
+    "ytdlp_current_channel": "Текущий канал: {channel}",
     "auto_update_title": "Настройки автообновления",
     "auto_update_header": "🔄 Настройки автообновления",
     "auto_update_description": "Настройте автоматические обновления для yt-dlp, чтобы всегда иметь последние функции и исправления ошибок.",

languages/tr.json

@@ -267,6 +267,14 @@
     "error_title": "Hata",
     "failed_save_settings": "Otomatik güncelleme ayarları kaydedilemedi.",
     "error_saving_settings": "Otomatik güncelleme ayarları kaydetme hatası: {error}",
+    "ytdlp_channel": "yt-dlp Sürüm Kanalı",
+    "ytdlp_channel_stable": "Kararlı (Test edilmiş sürümler)",
+    "ytdlp_channel_nightly": "Nightly (Günlük güncellemeler, yt-dlp tarafından önerilir)",
+    "ytdlp_channel_description": "Kararlı ve nightly sürümler arasında seçim yapın. Nightly derlemeleri en son düzeltmeler ve özelliklerle günlük olarak güncellenir. İstediğiniz zaman kanal değiştirebilirsiniz.",
+    "ytdlp_switching_channel": "{channel} kanalına geçiliyor...",
+    "ytdlp_channel_switched": "✅ Başarıyla {channel} kanalına geçildi!",
+    "ytdlp_channel_switch_failed": "❌ Kanal değiştirilemedi: {error}",
+    "ytdlp_current_channel": "Mevcut kanal: {channel}",
     "auto_update_title": "Otomatik güncelleme ayarları",
     "auto_update_header": "🔄 Otomatik güncelleme ayarları",
     "auto_update_description": "En son özelliklere ve hata düzeltmelerine sahip olmak için yt-dlp otomatik güncellemelerini yapılandırın.",

languages/zh.json

@@ -267,6 +267,14 @@
     "error_title": "错误",
     "failed_save_settings": "保存自动更新设置失败。",
     "error_saving_settings": "保存自动更新设置时出错：{error}",
+    "ytdlp_channel": "yt-dlp 发布渠道",
+    "ytdlp_channel_stable": "稳定版（经过测试的版本）",
+    "ytdlp_channel_nightly": "夜间版（每日更新，yt-dlp 推荐）",
+    "ytdlp_channel_description": "在稳定版和夜间版之间选择。夜间构建版每天更新，包含最新修复和功能。您可以随时切换渠道。",
+    "ytdlp_switching_channel": "正在切换到 {channel} 渠道...",
+    "ytdlp_channel_switched": "✅ 成功切换到 {channel} 渠道！",
+    "ytdlp_channel_switch_failed": "❌ 切换渠道失败：{error}",
+    "ytdlp_current_channel": "当前渠道：{channel}",
     "auto_update_title": "自动更新设置",
     "auto_update_header": "🔄 自动更新设置",
     "auto_update_description": "为 yt-dlp 配置自动更新，以确保您始终拥有最新功能和错误修复。",

src/gui/ytsage_gui_dialogs/ytsage_dialogs_updater.py

@@ -3,6 +3,7 @@ Updater tab for Custom Options dialog.
 Handles checking for and installing FFmpeg updates and yt-dlp auto-update settings.
 """
 
+import subprocess
 import threading
 from typing import TYPE_CHECKING, cast
 
@@ -15,6 +16,7 @@ from PySide6.QtWidgets import (
     QProgressBar,
     QPushButton,
     QRadioButton,
+    QScrollArea,
     QTextEdit,
     QVBoxLayout,
     QWidget,
@@ -24,10 +26,13 @@ from src.core.ytsage_utils import (
     get_auto_update_settings,
     update_auto_update_settings,
 )
+from src.core.ytsage_yt_dlp import get_yt_dlp_path
 from src.gui.ytsage_gui_dialogs.ytsage_dialogs_update import YTDLPUpdateDialog
+from src.utils.ytsage_config_manager import ConfigManager
 from src.utils.ytsage_localization import _
 from src.utils.ytsage_logger import logger
 from src.core.ytsage_ffmpeg_updater import check_ffmpeg_update_available, update_ffmpeg
+from src.utils.ytsage_constants import OS_NAME, SUBPROCESS_CREATIONFLAGS
 from src.utils.ytsage_constants import OS_NAME
 
 if TYPE_CHECKING:
@@ -77,7 +82,19 @@ class UpdaterTabWidget(QWidget):
     
     def _init_ui(self) -> None:
         """Initialize the UI components."""
-        layout = QVBoxLayout(self)
+        # Main layout for the tab
+        main_layout = QVBoxLayout(self)
+        main_layout.setContentsMargins(0, 0, 0, 0)
+        
+        # Create scroll area
+        scroll_area = QScrollArea()
+        scroll_area.setWidgetResizable(True)
+        scroll_area.setFrameShape(QScrollArea.Shape.NoFrame)
+        scroll_area.setStyleSheet("QScrollArea { background: transparent; }")
+        
+        # Create a widget to hold all content
+        content_widget = QWidget()
+        layout = QVBoxLayout(content_widget)
         
         # Help text
         help_text = QLabel(_('ffmpeg_updater.description'))
@@ -209,14 +226,14 @@ class UpdaterTabWidget(QWidget):
         
         # Log output
         log_label = QLabel("Update Log:")
-        log_label.setStyleSheet("font-size: 12px; font-weight: bold; color: #ffffff; margin-top: 10px;")
+        log_label.setStyleSheet("font-size: 11px; font-weight: bold; color: #ffffff; margin-top: 5px;")
         ffmpeg_layout.addWidget(log_label)
         
         self.log_output = QTextEdit()
         self.log_output.setReadOnly(True)
         self.log_output.setPlaceholderText("Update logs will appear here...")
-        self.log_output.setMinimumHeight(80)
+        self.log_output.setMinimumHeight(60)
-        self.log_output.setMaximumHeight(120)
+        self.log_output.setMaximumHeight(100)
         self.log_output.setStyleSheet(
             """
             QTextEdit {
@@ -234,6 +251,65 @@ class UpdaterTabWidget(QWidget):
         
         layout.addWidget(ffmpeg_group)
         
+        # === yt-dlp Release Channel Section ===
+        ytdlp_channel_group = QGroupBox(_("settings.ytdlp_channel"))
+        ytdlp_channel_layout = QVBoxLayout()
+        ytdlp_channel_layout.setSpacing(5)  # Reduce spacing
+        ytdlp_channel_layout.setContentsMargins(10, 10, 10, 10)  # Reduce margins
+        
+        # Description
+        channel_desc = QLabel(_("settings.ytdlp_channel_description"))
+        channel_desc.setWordWrap(True)
+        channel_desc.setStyleSheet("color: #cccccc; font-size: 11px; padding: 2px;")
+        ytdlp_channel_layout.addWidget(channel_desc)
+        
+        # Radio buttons for channel selection
+        self.channel_stable_radio = QRadioButton(_("settings.ytdlp_channel_stable"))
+        self.channel_nightly_radio = QRadioButton(_("settings.ytdlp_channel_nightly"))
+        
+        radio_button_style = """
+            QRadioButton {
+                color: #ffffff;
+                spacing: 5px;
+                padding: 3px;
+            }
+            QRadioButton::indicator {
+                width: 16px;
+                height: 16px;
+                border-radius: 8px;
+            }
+            QRadioButton::indicator:unchecked {
+                border: 2px solid #666666;
+                background: #15181b;
+            }
+            QRadioButton::indicator:checked {
+                border: 2px solid #c90000;
+                background: #c90000;
+            }
+        """
+        self.channel_stable_radio.setStyleSheet(radio_button_style)
+        self.channel_nightly_radio.setStyleSheet(radio_button_style)
+        
+        # Connect radio button signals
+        self.channel_stable_radio.toggled.connect(self._on_channel_changed)
+        self.channel_nightly_radio.toggled.connect(self._on_channel_changed)
+        
+        ytdlp_channel_layout.addWidget(self.channel_stable_radio)
+        ytdlp_channel_layout.addWidget(self.channel_nightly_radio)
+        
+        # Status label for channel operations
+        self.channel_status_label = QLabel("")
+        self.channel_status_label.setWordWrap(True)
+        self.channel_status_label.setStyleSheet(
+            "color: #888888; font-size: 11px; padding: 5px; "
+            "background-color: #2a2d36; border-radius: 4px; margin: 5px 0;"
+        )
+        self.channel_status_label.setVisible(False)
+        ytdlp_channel_layout.addWidget(self.channel_status_label)
+        
+        ytdlp_channel_group.setLayout(ytdlp_channel_layout)
+        layout.addWidget(ytdlp_channel_group)
+        
         # === Auto-Update yt-dlp Section ===
         auto_update_group_box = QGroupBox(_("settings.auto_update_ytdlp"))
         auto_update_layout = QVBoxLayout()
@@ -310,6 +386,12 @@ class UpdaterTabWidget(QWidget):
         layout.addWidget(auto_update_group_box)
         
         layout.addStretch()
+        
+        # Set the content widget to the scroll area
+        scroll_area.setWidget(content_widget)
+        
+        # Add scroll area to main layout
+        main_layout.addWidget(scroll_area)
     
     def _load_auto_update_settings(self) -> None:
         """Load current auto-update settings for yt-dlp."""
@@ -327,6 +409,20 @@ class UpdaterTabWidget(QWidget):
                 self.daily_radio.setChecked(True)
             else:  # weekly
                 self.weekly_radio.setChecked(True)
+            
+            # Load channel setting
+            channel = ConfigManager.get("ytdlp_channel")
+            if channel is None:
+                channel = "stable"  # Default to stable if not set
+            
+            if channel == "nightly":
+                self.channel_nightly_radio.setChecked(True)
+            else:
+                self.channel_stable_radio.setChecked(True)
+            
+            # Update status label
+            self._update_channel_status(channel)
+            
         except Exception as e:
             logger.exception(f"Error loading auto-update settings: {e}")
     
@@ -343,6 +439,155 @@ class UpdaterTabWidget(QWidget):
 
         return enabled, frequency
     
+    def _on_channel_changed(self, checked: bool) -> None:
+        """Handle channel selection change."""
+        if not checked:
+            return
+        
+        # Determine which channel was selected
+        new_channel = "nightly" if self.channel_nightly_radio.isChecked() else "stable"
+        current_channel = ConfigManager.get("ytdlp_channel")
+        if current_channel is None:
+            current_channel = "stable"
+        
+        # If channel hasn't actually changed, just update status
+        if new_channel == current_channel:
+            self._update_channel_status(new_channel)
+            return
+        
+        # Show switching message
+        self.channel_status_label.setText(_("settings.ytdlp_switching_channel", channel=new_channel))
+        self.channel_status_label.setStyleSheet(
+            "color: #ffaa00; font-size: 11px; padding: 5px; "
+            "background-color: #2a2d36; border-radius: 4px; margin: 5px 0;"
+        )
+        self.channel_status_label.setVisible(True)
+        
+        # Disable radio buttons during switch
+        self.channel_stable_radio.setEnabled(False)
+        self.channel_nightly_radio.setEnabled(False)
+        
+        # Run channel switch in background thread
+        def switch_channel():
+            try:
+                # Get yt-dlp path
+                yt_dlp_path = get_yt_dlp_path()
+                
+                # Build the update command
+                # When switching to stable from nightly, we need to get the latest stable version
+                # to force the switch even if versions have the same date
+                update_target = new_channel
+                
+                if new_channel == "stable" and current_channel == "nightly":
+                    # Get the latest stable version tag
+                    logger.info("Fetching latest stable version tag...")
+                    try:
+                        import requests
+                        response = requests.get("https://api.github.com/repos/yt-dlp/yt-dlp/releases/latest", timeout=10)
+                        response.raise_for_status()
+                        latest_tag = response.json().get("tag_name", "")
+                        if latest_tag:
+                            update_target = f"stable@{latest_tag}"
+                            logger.info(f"Latest stable version tag: {latest_tag}")
+                        else:
+                            logger.warning("Could not determine latest stable tag, using 'stable'")
+                    except Exception as e:
+                        logger.warning(f"Failed to fetch latest stable tag, using 'stable': {e}")
+                
+                # Run the update-to command
+                logger.info(f"Switching yt-dlp to {new_channel} channel...")
+                logger.debug(f"Running command: {yt_dlp_path} --update-to {update_target}")
+                result = subprocess.run(
+                    [yt_dlp_path, "--update-to", update_target],
+                    capture_output=True,
+                    text=True,
+                    timeout=120,
+                    creationflags=SUBPROCESS_CREATIONFLAGS,
+                )
+                
+                # Log the output for debugging
+                if result.stdout:
+                    logger.debug(f"yt-dlp stdout: {result.stdout.strip()}")
+                if result.stderr:
+                    logger.debug(f"yt-dlp stderr: {result.stderr.strip()}")
+                logger.debug(f"yt-dlp return code: {result.returncode}")
+                
+                if result.returncode == 0:
+                    # Success - save the preference
+                    ConfigManager.set("ytdlp_channel", new_channel)
+                    logger.info(f"Successfully switched to {new_channel} channel")
+                    
+                    # Update UI
+                    self.channel_status_label.setText(_("settings.ytdlp_channel_switched", channel=new_channel))
+                    self.channel_status_label.setStyleSheet(
+                        "color: #00cc00; font-size: 11px; padding: 5px; "
+                        "background-color: #2a2d36; border-radius: 4px; margin: 5px 0;"
+                    )
+                    
+                    # Make executable on Unix systems
+                    if OS_NAME != "Windows":
+                        import os
+                        os.chmod(yt_dlp_path, 0o755)
+                else:
+                    # Failed - revert radio button
+                    error_msg = result.stderr.strip() if result.stderr else result.stdout.strip() if result.stdout else "Unknown error"
+                    logger.error(f"Failed to switch channel: {error_msg}")
+                    
+                    self.channel_status_label.setText(_("settings.ytdlp_channel_switch_failed", error=error_msg))
+                    self.channel_status_label.setStyleSheet(
+                        "color: #ff6666; font-size: 11px; padding: 5px; "
+                        "background-color: #2a2d36; border-radius: 4px; margin: 5px 0;"
+                    )
+                    
+                    # Revert radio selection
+                    if current_channel == "nightly":
+                        self.channel_nightly_radio.setChecked(True)
+                    else:
+                        self.channel_stable_radio.setChecked(True)
+                        
+            except subprocess.TimeoutExpired:
+                logger.error("Channel switch timed out")
+                self.channel_status_label.setText(_("settings.ytdlp_channel_switch_failed", error="Timeout"))
+                self.channel_status_label.setStyleSheet(
+                    "color: #ff6666; font-size: 11px; padding: 5px; "
+                    "background-color: #2a2d36; border-radius: 4px; margin: 5px 0;"
+                )
+                # Revert radio selection
+                if current_channel == "nightly":
+                    self.channel_nightly_radio.setChecked(True)
+                else:
+                    self.channel_stable_radio.setChecked(True)
+                    
+            except Exception as e:
+                logger.exception(f"Error switching channel: {e}")
+                self.channel_status_label.setText(_("settings.ytdlp_channel_switch_failed", error=str(e)))
+                self.channel_status_label.setStyleSheet(
+                    "color: #ff6666; font-size: 11px; padding: 5px; "
+                    "background-color: #2a2d36; border-radius: 4px; margin: 5px 0;"
+                )
+                # Revert radio selection
+                if current_channel == "nightly":
+                    self.channel_nightly_radio.setChecked(True)
+                else:
+                    self.channel_stable_radio.setChecked(True)
+            finally:
+                # Re-enable radio buttons
+                self.channel_stable_radio.setEnabled(True)
+                self.channel_nightly_radio.setEnabled(True)
+        
+        # Start the thread
+        thread = threading.Thread(target=switch_channel, daemon=True)
+        thread.start()
+    
+    def _update_channel_status(self, channel: str) -> None:
+        """Update the channel status label."""
+        self.channel_status_label.setText(_("settings.ytdlp_current_channel", channel=channel))
+        self.channel_status_label.setStyleSheet(
+            "color: #888888; font-size: 11px; padding: 5px; "
+            "background-color: #2a2d36; border-radius: 4px; margin: 5px 0;"
+        )
+        self.channel_status_label.setVisible(True)
+    
     def test_update_check(self) -> None:
         """Open the yt-dlp update dialog with proper progress tracking."""
         # Create and show the update dialog (non-modal to prevent blocking)

src/utils/ytsage_config_manager.py

@@ -80,6 +80,7 @@ class ConfigManager:
         "auto_update_frequency": "daily",
         "last_update_check": 0,
         "language": "en",
+        "ytdlp_channel": "stable",
         "force_output_format": False,
         "preferred_output_format": "mp4",
         "cached_versions": {