diff --git a/example/lib/examples/advanced/media_player/media_player.dart b/example/lib/examples/advanced/media_player/media_player.dart
index 2afc034ab..761ad3b2e 100644
--- a/example/lib/examples/advanced/media_player/media_player.dart
+++ b/example/lib/examples/advanced/media_player/media_player.dart
@@ -41,8 +41,7 @@ class _State extends State<MediaPlayer> {
     super.initState();
     _channelIdController = TextEditingController(text: config.channelId);
     _textEditingController = TextEditingController(
-        text:
-            'https://agoracdn.s3.us-west-1.amazonaws.com/videos/Agora.io-Interactions.mp4');
+        text: 'https://download.agora.io/demo/test/Agora.io-Interactions.mp4');
     _loopCountController = TextEditingController(text: '1');
     _streamInfoIndexController = TextEditingController(text: '1');
     _initEngine();
diff --git a/example/lib/examples/advanced/send_multi_video_stream/send_multi_video_stream.dart b/example/lib/examples/advanced/send_multi_video_stream/send_multi_video_stream.dart
index 0c57e3b7d..9ffa87600 100644
--- a/example/lib/examples/advanced/send_multi_video_stream/send_multi_video_stream.dart
+++ b/example/lib/examples/advanced/send_multi_video_stream/send_multi_video_stream.dart
@@ -31,8 +31,7 @@ class _State extends State<SendMultiVideoStream> {
     super.initState();
     _channelIdController = TextEditingController(text: config.channelId);
     _textEditingController = TextEditingController(
-        text:
-            'https://agoracdn.s3.us-west-1.amazonaws.com/videos/Agora.io-Interactions.mp4');
+        text: 'https://download.agora.io/demo/test/Agora.io-Interactions.mp4');
     _initEngine();
   }
 
diff --git a/example/lib/examples/advanced/spatial_audio_with_media_player/spatial_audio_with_media_player.dart b/example/lib/examples/advanced/spatial_audio_with_media_player/spatial_audio_with_media_player.dart
index 39adacf1c..d2c94aa3c 100644
--- a/example/lib/examples/advanced/spatial_audio_with_media_player/spatial_audio_with_media_player.dart
+++ b/example/lib/examples/advanced/spatial_audio_with_media_player/spatial_audio_with_media_player.dart
@@ -34,8 +34,7 @@ class _State extends State<SpatialAudioWithMediaPlayer> {
     super.initState();
     _channelIdController = TextEditingController(text: config.channelId);
     _textEditingController = TextEditingController(
-        text:
-            'https://agoracdn.s3.us-west-1.amazonaws.com/videos/Agora.io-Interactions.mp4');
+        text: 'https://download.agora.io/demo/test/Agora.io-Interactions.mp4');
     _initEngine();
   }
 
diff --git a/example/lib/examples/advanced/start_local_video_transcoder/start_local_video_transcoder.dart b/example/lib/examples/advanced/start_local_video_transcoder/start_local_video_transcoder.dart
index 0b9661512..faf74c44d 100644
--- a/example/lib/examples/advanced/start_local_video_transcoder/start_local_video_transcoder.dart
+++ b/example/lib/examples/advanced/start_local_video_transcoder/start_local_video_transcoder.dart
@@ -48,8 +48,7 @@ class _State extends State<StartLocalVideoTranscoder> {
     super.initState();
     _controller = TextEditingController(text: config.channelId);
     _mediaPlayerUrlController = TextEditingController(
-        text:
-            'https://agoracdn.s3.us-west-1.amazonaws.com/videos/Agora.io-Interactions.mp4');
+        text: 'https://download.agora.io/demo/test/Agora.io-Interactions.mp4');
 
     _initEngine();
     _initImageFiles();
diff --git a/test_shard/integration_test_app/integration_test/testcases/mediaplayer_smoke_test_testcases.dart b/test_shard/integration_test_app/integration_test/testcases/mediaplayer_smoke_test_testcases.dart
index 22e6bf5bc..a019d3268 100644
--- a/test_shard/integration_test_app/integration_test/testcases/mediaplayer_smoke_test_testcases.dart
+++ b/test_shard/integration_test_app/integration_test/testcases/mediaplayer_smoke_test_testcases.dart
@@ -51,8 +51,7 @@ void testCases() {
       await rtcEngine.enableVideo();
 
       await mediaPlayerController.open(
-          url:
-              'https://agoracdn.s3.us-west-1.amazonaws.com/videos/Agora.io-Interactions.mp4',
+          url: 'https://download.agora.io/demo/test/Agora.io-Interactions.mp4',
           startPos: 0);
 
       final eventCalled = await eventCalledCompleter.future;
@@ -117,8 +116,7 @@ void testCases() {
       await rtcEngine.enableVideo();
 
       await mediaPlayerController.open(
-          url:
-              'https://agoracdn.s3.us-west-1.amazonaws.com/videos/Agora.io-Interactions.mp4',
+          url: 'https://download.agora.io/demo/test/Agora.io-Interactions.mp4',
           startPos: 0);
 
       final eventCalled = await eventCalledCompleter.future;
@@ -181,8 +179,7 @@ void testCases() {
       await rtcEngine.enableVideo();
 
       await mediaPlayerController.open(
-          url:
-              'https://agoracdn.s3.us-west-1.amazonaws.com/videos/Agora.io-Interactions.mp4',
+          url: 'https://download.agora.io/demo/test/Agora.io-Interactions.mp4',
           startPos: 0);
 
       final eventCalled = await eventCalledCompleter.future;
diff --git a/test_shard/integration_test_app/lib/fake_remote_user.dart b/test_shard/integration_test_app/lib/fake_remote_user.dart
index ceb835461..69e6a028d 100644
--- a/test_shard/integration_test_app/lib/fake_remote_user.dart
+++ b/test_shard/integration_test_app/lib/fake_remote_user.dart
@@ -45,8 +45,7 @@ class FakeRemoteUser {
         .registerPlayerSourceObserver(mediaPlayerSourceObserver);
 
     await mediaPlayerController.open(
-        url:
-            'https://agoracdn.s3.us-west-1.amazonaws.com/videos/Agora.io-Interactions.mp4',
+        url: 'https://download.agora.io/demo/test/Agora.io-Interactions.mp4',
         startPos: 0);
 
     await mediaPlayerControllerPlayed.future;