diff --git a/doc/iOS_API.md b/doc/iOS_API.md
index 6cce297..79adcdf 100644
--- a/doc/iOS_API.md
+++ b/doc/iOS_API.md
@@ -645,7 +645,7 @@ window.plugins.jPushPlugin.prototype.addNotificationActions(actions, categoryId)
 
 （iOS 10）在手机锁屏界面和通知中心界面的推送条目、应用菜单界面的推送横幅上，展示图片、gif、audio、video 等富媒体。效果如下图所示：
 
- ![MediaAttachments_00](res/MediaAttachments_00.PNG)
+ ![MediaAttachments_00](res/MediaAttachments_00.gif)
 
 #### 配置方法
 
diff --git a/doc/res/DismissActions_00.PNG b/doc/res/DismissActions_00.PNG
index 8d9e5eb..9d9fa0c 100644
Binary files a/doc/res/DismissActions_00.PNG and b/doc/res/DismissActions_00.PNG differ
diff --git a/doc/res/MediaAttachments_00.PNG b/doc/res/MediaAttachments_00.PNG
deleted file mode 100644
index 0c3684f..0000000
Binary files a/doc/res/MediaAttachments_00.PNG and /dev/null differ
diff --git a/doc/res/MediaAttachments_00.gif b/doc/res/MediaAttachments_00.gif
new file mode 100644
index 0000000..20a7061
Binary files /dev/null and b/doc/res/MediaAttachments_00.gif differ