diff --git a/src/config/config_manager.py b/src/config/config_manager.py
index df38888..2885e7e 100644
--- a/src/config/config_manager.py
+++ b/src/config/config_manager.py
@@ -122,17 +122,27 @@ class ConfigManager:
             {key: self.get(key) for key in CONFIG_SCHEMA},
         )
 
-    # --------------- SETTERS MÉTIER -------------------------------
+    # ---------------------------------------------------------------------------
+    #  SETTERS MÉTIER
+    # ---------------------------------------------------------------------------
+
+    # Set Discord ID
     def set_discord_user(self, user_id: str) -> None:
         self.set(DISCORD_USER_KEY, user_id)
 
+    # Set volume
     def set_volume(self, volume: int) -> None:
         self.set(VOLUME_KEY, volume)
 
-    # --------------- GETTERS MÉTIER -------------------------------
+    # ---------------------------------------------------------------------------
+    #  GETTERS MÉTIER
+    # ---------------------------------------------------------------------------
+
+    # Get discord ID
     def get_default(self, key: str):
         return CONFIG_SCHEMA[key]["default"]
 
+    # Get volume value
     def get_discord_user(self) -> str:
         return cast(str, self.get(DISCORD_USER_KEY))
 
diff --git a/src/controllers/audio_controller.py b/src/controllers/audio_controller.py
index 7200bd8..2e367d4 100644
--- a/src/controllers/audio_controller.py
+++ b/src/controllers/audio_controller.py
@@ -25,12 +25,13 @@ class AudioController:
         mp3data = mp3file.readAll()
         mp3file.close()
 
+        # Mise en buffer du MP3
         self._buffer = QBuffer()
         self._buffer.setData(QByteArray(mp3data))
         self._buffer.open(QIODevice.ReadOnly)
         self._player.setSourceDevice(self._buffer)
 
-        # État initial
+        # État initial du lecteur
         volume = config.get_volume()
         self._is_muted        = volume == 0
         self._previous_volume = volume if volume != 0 else config.get_default(VOLUME_KEY)
diff --git a/src/main.py b/src/main.py
index 57c59bb..b429bab 100644
--- a/src/main.py
+++ b/src/main.py
@@ -44,9 +44,11 @@ def load_custom_font() -> str:
 if __name__ == "__main__":
     app = QApplication(sys.argv)
 
+    # Chargement des styles de l'application
     with open(f"{bundle_dir}/styles/styles.qss", 'r') as f:
         app.setStyleSheet(f.read())
 
+    # Application de la font custom sur toute l'application'
     app.setFont(QFont(load_custom_font(), 16))
 
     window = MainWindow(bundle_dir)