diff --git a/zh-cn/application-dev/media/figures/audiocapturer-status-change.png b/zh-cn/application-dev/media/figures/audiocapturer-status-change.png
index aadbc4fb6470b7cdc0f399ee5954a96c01a7f7c3..ff76a8414f7a254af7d2796e44f2c2555dc9185f 100644
Binary files a/zh-cn/application-dev/media/figures/audiocapturer-status-change.png and b/zh-cn/application-dev/media/figures/audiocapturer-status-change.png differ
diff --git a/zh-cn/application-dev/media/using-audiorenderer-for-playback.md b/zh-cn/application-dev/media/using-audiorenderer-for-playback.md
index 1bb55f5d5874923eb440ea911dbd3beedb0b4d5c..4a565fc3357502a2e4f006b6664457a8e389bb26 100644
--- a/zh-cn/application-dev/media/using-audiorenderer-for-playback.md
+++ b/zh-cn/application-dev/media/using-audiorenderer-for-playback.md
@@ -151,9 +151,6 @@ export default class AudioRendererDemo {
         console.info(`${TAG}: creating AudioRenderer success`);
         this.renderModel = renderer;
         this.renderModel.on('stateChange', (state) => { // 设置监听事件，当转换到指定的状态时触发回调
-          if (state == 1) {
-            console.info('audio renderer state is: STATE_PREPARED');
-          }
           if (state == 2) {
             console.info('audio renderer state is: STATE_RUNNING');
           }