diff --git a/Aria/src/main/java/com/arialyy/aria/core/download/DNormalConfigHandler.java b/Aria/src/main/java/com/arialyy/aria/core/download/DNormalConfigHandler.java
index 240d6136..892b2796 100644
--- a/Aria/src/main/java/com/arialyy/aria/core/download/DNormalConfigHandler.java
+++ b/Aria/src/main/java/com/arialyy/aria/core/download/DNormalConfigHandler.java
@@ -35,11 +35,6 @@ class DNormalConfigHandler<TARGET extends AbsTarget> implements IConfigHandler {
   private TARGET mTarget;
   private DTaskWrapper mWrapper;
 
-  /**
-   * 资源地址
-   */
-  private String mUrl;
-
   /**
    * @param taskId 第一次下载，taskId为-1
    */
@@ -67,12 +62,13 @@ class DNormalConfigHandler<TARGET extends AbsTarget> implements IConfigHandler {
       ALog.e(TAG, "url更新失败，newUrl为null");
       return mTarget;
     }
-    if (mUrl.equals(newUrl)) {
+    if (mEntity.getUrl().equals(newUrl)) {
       ALog.e(TAG, "url更新失败，新的下载url和旧的url一致");
       return mTarget;
     }
     getWrapper().setRefreshInfo(true);
     getWrapper().setTempUrl(newUrl);
+    ALog.d(TAG, "更新url成功");
     return mTarget;
   }
 
@@ -81,7 +77,8 @@ class DNormalConfigHandler<TARGET extends AbsTarget> implements IConfigHandler {
   }
 
   @Override public boolean taskExists() {
-    return DbEntity.checkDataExist(DownloadEntity.class, "url=?", mUrl);
+    return DbEntity.checkDataExist(DownloadEntity.class, "rowid=?",
+        String.valueOf(mEntity.getId()));
   }
 
   @Override public boolean isRunning() {
@@ -93,7 +90,6 @@ class DNormalConfigHandler<TARGET extends AbsTarget> implements IConfigHandler {
   }
 
   void setUrl(String url) {
-    this.mUrl = url;
     mEntity.setUrl(url);
   }
 
diff --git a/Aria/src/main/java/com/arialyy/aria/core/download/m3u8/M3U8Delegate.java b/Aria/src/main/java/com/arialyy/aria/core/download/m3u8/M3U8Delegate.java
index e09b3436..567931d4 100644
--- a/Aria/src/main/java/com/arialyy/aria/core/download/m3u8/M3U8Delegate.java
+++ b/Aria/src/main/java/com/arialyy/aria/core/download/m3u8/M3U8Delegate.java
@@ -34,6 +34,15 @@ public class M3U8Delegate<TARGET extends AbsTarget> extends BaseDelegate<TARGET>
     mTaskWrapper.setRequestType(AbsTaskWrapper.M3U8_VOD);
   }
 
+  /**
+   * 生成m3u8索引文件，只有{@link #merge(boolean)}设置为false才会有效
+   */
+  @CheckResult(suggest = Suggest.TO_CONTROLLER)
+  public M3U8Delegate<TARGET> genetateIndexFile() {
+    mTaskWrapper.asM3U8().setGenerateIndexFile(true);
+    return this;
+  }
+
   /**
    * 是否合并ts文件，默认合并ts
    *
diff --git a/Aria/src/main/java/com/arialyy/aria/core/download/m3u8/M3U8TaskConfig.java b/Aria/src/main/java/com/arialyy/aria/core/download/m3u8/M3U8TaskConfig.java
index d4fd86e1..7699c923 100644
--- a/Aria/src/main/java/com/arialyy/aria/core/download/m3u8/M3U8TaskConfig.java
+++ b/Aria/src/main/java/com/arialyy/aria/core/download/m3u8/M3U8TaskConfig.java
@@ -98,6 +98,19 @@ public class M3U8TaskConfig {
    */
   private int jumpIndex;
 
+  /**
+   * 生成索引
+   */
+  private boolean generateIndexFile;
+
+  public boolean isGenerateIndexFile() {
+    return generateIndexFile;
+  }
+
+  public void setGenerateIndexFile(boolean generateIndexFile) {
+    this.generateIndexFile = generateIndexFile;
+  }
+
   public int getJumpIndex() {
     return jumpIndex;
   }
diff --git a/app/src/main/java/com/arialyy/simple/core/download/HttpDownloadModule.java b/app/src/main/java/com/arialyy/simple/core/download/HttpDownloadModule.java
index 3c237ff0..66b46467 100644
--- a/app/src/main/java/com/arialyy/simple/core/download/HttpDownloadModule.java
+++ b/app/src/main/java/com/arialyy/simple/core/download/HttpDownloadModule.java
@@ -47,7 +47,8 @@ public class HttpDownloadModule extends BaseViewModule {
    * 单任务下载的信息
    */
   LiveData<DownloadEntity> getHttpDownloadInfo(Context context) {
-    String url = AppUtil.getConfigValue(context, HTTP_URL_KEY, defUrl);
+    //String url = AppUtil.getConfigValue(context, HTTP_URL_KEY, defUrl);
+    String url = "http://sdkdown.muzhiwan.com/openfile/2019/05/21/com.netease.tom.mzw_5ce3ef8754d05.apk";
     String filePath = AppUtil.getConfigValue(context, HTTP_PATH_KEY, defFilePath);
 
     singDownloadInfo = Aria.download(context).getFirstDownloadEntity(url);
diff --git a/app/src/main/java/com/arialyy/simple/core/download/SingleTaskActivity.java b/app/src/main/java/com/arialyy/simple/core/download/SingleTaskActivity.java
index 129ac520..03cb3488 100644
--- a/app/src/main/java/com/arialyy/simple/core/download/SingleTaskActivity.java
+++ b/app/src/main/java/com/arialyy/simple/core/download/SingleTaskActivity.java
@@ -274,7 +274,9 @@ public class SingleTaskActivity extends BaseActivity<ActivitySingleBinding> {
         if (Aria.download(this).load(mTaskId).isRunning()) {
           Aria.download(this).load(mTaskId).stop();
         } else {
-          Aria.download(this).load(mTaskId).resume();
+          Aria.download(this).load(mTaskId)
+              //.updateUrl("http://sdkdown.muzhiwan.com/openfile/2019/07/11/com.netease.syfz.mzw_5d26f8d9cee27.apk")
+              .resume();
         }
         break;
       case R.id.cancel: