diff --git a/Aria/src/main/java/com/arialyy/aria/core/download/m3u8/M3U8Option.java b/Aria/src/main/java/com/arialyy/aria/core/download/m3u8/M3U8Option.java
index e20635c7..e419a1d0 100644
--- a/Aria/src/main/java/com/arialyy/aria/core/download/m3u8/M3U8Option.java
+++ b/Aria/src/main/java/com/arialyy/aria/core/download/m3u8/M3U8Option.java
@@ -37,12 +37,23 @@ public class M3U8Option<OP extends M3U8Option> extends BaseOption {
   private IKeyUrlConverter keyUrlConverter;
   private boolean ignoreFailureTs = false;
   private String keyPath;
+  private boolean useDefConvert = true;
 
   M3U8Option() {
     super();
     ComponentUtil.getInstance().checkComponentExist(ComponentUtil.COMPONENT_TYPE_M3U8);
   }
 
+  /**
+   * 设置使用默认的码率转换器和TS转换器，默认打开
+   * @param useDefConvert true 使用默认的转换器，false 关闭默认的转换器
+   */
+  public OP setUseDefConvert(boolean useDefConvert) {
+    this.useDefConvert = true;
+    ALog.d(TAG, "使用默认的码率转换器和TS转换器，如果无法下载，请参考：https://github.com/AriaLyy/Aria/issues/597 定制转换器");
+    return (OP) this;
+  }
+
   /**
    * 设置密钥文件的保存路径
    *
diff --git a/DEV_LOG.md b/DEV_LOG.md
index 642879fb..b3891b9b 100644
--- a/DEV_LOG.md
+++ b/DEV_LOG.md
@@ -1,4 +1,8 @@
 ## 开发日志
+  + v_3.8.9 (2020/6/14)
+    - fix bug https://github.com/AriaLyy/Aria/issues/688
+    - fix bug https://github.com/AriaLyy/Aria/issues/690
+    - m3u8任务增加`setUseDefConvert()`方法，用于处理默认的m3u8任务
   + v_3.8.8 (2020/6/7)
     - 修复设置了cancel(false)，文件还是被删除的问题 https://github.com/AriaLyy/Aria/issues/686
     - 修复错误url的下载任务，无法删除的问题 https://github.com/AriaLyy/Aria/issues/684
diff --git a/M3U8Component/src/main/java/com/arialyy/aria/m3u8/BandWidthDefConverter.java b/M3U8Component/src/main/java/com/arialyy/aria/m3u8/BandWidthDefConverter.java
new file mode 100644
index 00000000..d931a75e
--- /dev/null
+++ b/M3U8Component/src/main/java/com/arialyy/aria/m3u8/BandWidthDefConverter.java
@@ -0,0 +1,29 @@
+/*
+ * Copyright (C) 2016 AriaLyy(https://github.com/AriaLyy/Aria)
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+package com.arialyy.aria.m3u8;
+
+import com.arialyy.aria.core.processor.IBandWidthUrlConverter;
+
+/**
+ * 点播文件默认的码率转换器
+ */
+class BandWidthDefConverter implements IBandWidthUrlConverter {
+
+  @Override public String convert(String m3u8Url, String bandWidthUrl) {
+    int index = m3u8Url.lastIndexOf("/");
+    return m3u8Url.substring(0, index + 1) + bandWidthUrl;
+  }
+}
diff --git a/M3U8Component/src/main/java/com/arialyy/aria/m3u8/M3U8InfoTask.java b/M3U8Component/src/main/java/com/arialyy/aria/m3u8/M3U8InfoTask.java
index 0dad0e95..8d3a80f6 100644
--- a/M3U8Component/src/main/java/com/arialyy/aria/m3u8/M3U8InfoTask.java
+++ b/M3U8Component/src/main/java/com/arialyy/aria/m3u8/M3U8InfoTask.java
@@ -328,9 +328,10 @@ final public class M3U8InfoTask implements IInfoTask {
    * 处理码率
    */
   private void handleBandWidth(HttpURLConnection conn, String bandWidthM3u8Url) throws IOException {
-    IBandWidthUrlConverter converter = mM3U8Option.getBandWidthUrlConverter();
+    IBandWidthUrlConverter converter = mM3U8Option.isUseDefConvert() ? new BandWidthDefConverter()
+        : mM3U8Option.getBandWidthUrlConverter();
     if (converter != null) {
-      bandWidthM3u8Url = converter.convert(bandWidthM3u8Url);
+      bandWidthM3u8Url = converter.convert(mEntity.getUrl(), bandWidthM3u8Url);
       if (!bandWidthM3u8Url.startsWith("http")) {
         failDownload(String.format("码率转换器转换后的url地址无效，转换后的url：%s", bandWidthM3u8Url), false);
         return;
diff --git a/M3U8Component/src/main/java/com/arialyy/aria/m3u8/M3U8TaskOption.java b/M3U8Component/src/main/java/com/arialyy/aria/m3u8/M3U8TaskOption.java
index 28573d69..79be6aae 100644
--- a/M3U8Component/src/main/java/com/arialyy/aria/m3u8/M3U8TaskOption.java
+++ b/M3U8Component/src/main/java/com/arialyy/aria/m3u8/M3U8TaskOption.java
@@ -120,6 +120,19 @@ public final class M3U8TaskOption implements ITaskOption {
    */
   private String keyPath;
 
+  /**
+   * 是否使用默认的码率转换器和Ts转换器
+   */
+  private boolean useDefConvert = false;
+
+  public boolean isUseDefConvert() {
+    return useDefConvert;
+  }
+
+  public void setUseDefConvert(boolean useDefConvert) {
+    this.useDefConvert = useDefConvert;
+  }
+
   public String getKeyPath() {
     return keyPath;
   }
diff --git a/M3U8Component/src/main/java/com/arialyy/aria/m3u8/live/LiveTsDefConverter.java b/M3U8Component/src/main/java/com/arialyy/aria/m3u8/live/LiveTsDefConverter.java
new file mode 100644
index 00000000..ca74432e
--- /dev/null
+++ b/M3U8Component/src/main/java/com/arialyy/aria/m3u8/live/LiveTsDefConverter.java
@@ -0,0 +1,29 @@
+/*
+ * Copyright (C) 2016 AriaLyy(https://github.com/AriaLyy/Aria)
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+package com.arialyy.aria.m3u8.live;
+
+import com.arialyy.aria.core.processor.ILiveTsUrlConverter;
+
+/**
+ * 默认的m3u8 ts转换器
+ */
+class LiveTsDefConverter implements ILiveTsUrlConverter {
+  @Override public String convert(String m3u8Url, String tsUrl) {
+    int index = m3u8Url.lastIndexOf("/");
+    String parentUrl = m3u8Url.substring(0, index + 1);
+    return parentUrl + tsUrl;
+  }
+}
diff --git a/M3U8Component/src/main/java/com/arialyy/aria/m3u8/live/M3U8LiveLoader.java b/M3U8Component/src/main/java/com/arialyy/aria/m3u8/live/M3U8LiveLoader.java
index 51ad32d9..d46a1f89 100644
--- a/M3U8Component/src/main/java/com/arialyy/aria/m3u8/live/M3U8LiveLoader.java
+++ b/M3U8Component/src/main/java/com/arialyy/aria/m3u8/live/M3U8LiveLoader.java
@@ -32,8 +32,8 @@ import com.arialyy.aria.core.processor.ILiveTsUrlConverter;
 import com.arialyy.aria.core.processor.ITsMergeHandler;
 import com.arialyy.aria.core.task.ThreadTask;
 import com.arialyy.aria.core.wrapper.ITaskWrapper;
-import com.arialyy.aria.exception.AriaM3U8Exception;
 import com.arialyy.aria.exception.AriaException;
+import com.arialyy.aria.exception.AriaM3U8Exception;
 import com.arialyy.aria.m3u8.BaseM3U8Loader;
 import com.arialyy.aria.m3u8.IdGenerator;
 import com.arialyy.aria.m3u8.M3U8InfoTask;
@@ -265,7 +265,9 @@ final class M3U8LiveLoader extends BaseM3U8Loader {
           return;
         }
         mPeerUrls.add(url);
-        ILiveTsUrlConverter converter = mM3U8Option.getLiveTsUrlConverter();
+        ILiveTsUrlConverter converter = mM3U8Option.isUseDefConvert() ?
+            new LiveTsDefConverter() :
+            mM3U8Option.getLiveTsUrlConverter();
         if (converter != null) {
           if (TextUtils.isEmpty(mM3U8Option.getBandWidthUrl())) {
             url = converter.convert(getEntity().getUrl(), url);
diff --git a/M3U8Component/src/main/java/com/arialyy/aria/m3u8/vod/M3U8VodLoader.java b/M3U8Component/src/main/java/com/arialyy/aria/m3u8/vod/M3U8VodLoader.java
index 84b5524c..c2f8547f 100644
--- a/M3U8Component/src/main/java/com/arialyy/aria/m3u8/vod/M3U8VodLoader.java
+++ b/M3U8Component/src/main/java/com/arialyy/aria/m3u8/vod/M3U8VodLoader.java
@@ -504,7 +504,9 @@ final class M3U8VodLoader extends BaseM3U8Loader {
     final List<String> urls = new ArrayList<>();
     mInfoTask.setCallback(new IInfoTask.Callback() {
       @Override public void onSucceed(String key, CompleteInfo info) {
-        IVodTsUrlConverter converter = mM3U8Option.getVodUrlConverter();
+        IVodTsUrlConverter converter = mM3U8Option.isUseDefConvert() ?
+            new VodTsDefConverter() :
+            mM3U8Option.getVodUrlConverter();
         if (converter != null) {
           if (TextUtils.isEmpty(mM3U8Option.getBandWidthUrl())) {
             urls.addAll(
diff --git a/M3U8Component/src/main/java/com/arialyy/aria/m3u8/vod/VodTsDefConverter.java b/M3U8Component/src/main/java/com/arialyy/aria/m3u8/vod/VodTsDefConverter.java
new file mode 100644
index 00000000..617f78d8
--- /dev/null
+++ b/M3U8Component/src/main/java/com/arialyy/aria/m3u8/vod/VodTsDefConverter.java
@@ -0,0 +1,36 @@
+/*
+ * Copyright (C) 2016 AriaLyy(https://github.com/AriaLyy/Aria)
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+package com.arialyy.aria.m3u8.vod;
+
+import com.arialyy.aria.core.processor.IVodTsUrlConverter;
+import java.util.ArrayList;
+import java.util.List;
+
+/**
+ * 默认的m3u8 ts转换器
+ */
+class VodTsDefConverter implements IVodTsUrlConverter {
+  @Override public List<String> convert(String m3u8Url, List<String> tsUrls) {
+    int index = m3u8Url.lastIndexOf("/");
+    List<String> convertedTsUrl = new ArrayList<>();
+
+    String parentUrl = m3u8Url.substring(0, index + 1);
+    for (String temp : tsUrls) {
+      convertedTsUrl.add(parentUrl + temp);
+    }
+    return convertedTsUrl;
+  }
+}
diff --git a/PublicComponent/src/main/java/com/arialyy/aria/core/group/SimpleSchedulers.java b/PublicComponent/src/main/java/com/arialyy/aria/core/group/SimpleSchedulers.java
index 9daa5765..fe06ab46 100644
--- a/PublicComponent/src/main/java/com/arialyy/aria/core/group/SimpleSchedulers.java
+++ b/PublicComponent/src/main/java/com/arialyy/aria/core/group/SimpleSchedulers.java
@@ -20,6 +20,7 @@ import android.os.Bundle;
 import android.os.Handler;
 import android.os.Message;
 import com.arialyy.aria.core.AriaConfig;
+import com.arialyy.aria.core.TaskRecord;
 import com.arialyy.aria.core.config.Configuration;
 import com.arialyy.aria.core.inf.IThreadStateManager;
 import com.arialyy.aria.core.loader.IRecordHandler;
@@ -169,10 +170,11 @@ final class SimpleSchedulers implements Handler.Callback {
    */
   private synchronized void handleComplete(AbsSubDLoadUtil loader) {
     ALog.d(TAG, String.format("子任务【%s】完成", loader.getEntity().getFileName()));
-    if (loader.getRecord().isBlock) {
+    TaskRecord record = loader.getRecord();
+    if (record != null && record.isBlock) {
       File partFile =
-          new File(String.format(IRecordHandler.SUB_PATH, loader.getRecord().filePath, 0));
-      partFile.renameTo(new File(loader.getRecord().filePath));
+          new File(String.format(IRecordHandler.SUB_PATH, record.filePath, 0));
+      partFile.renameTo(new File(record.filePath));
     }
     ThreadTaskManager.getInstance().removeTaskThread(loader.getKey());
     mGState.listener.onSubComplete(loader.getEntity());
diff --git a/PublicComponent/src/main/java/com/arialyy/aria/core/loader/SubLoader.java b/PublicComponent/src/main/java/com/arialyy/aria/core/loader/SubLoader.java
index b9144d5a..81232ac0 100644
--- a/PublicComponent/src/main/java/com/arialyy/aria/core/loader/SubLoader.java
+++ b/PublicComponent/src/main/java/com/arialyy/aria/core/loader/SubLoader.java
@@ -106,6 +106,11 @@ public final class SubLoader implements ILoader, ILoaderVisitor {
     }
 
     record = recordHandler.getRecord(wrapper.getEntity().getFileSize());
+    if (record == null){
+      ALog.d(TAG, "子任务记录为空");
+      sendFailState(false);
+      return;
+    }
     if (record.threadRecords != null
         && !TextUtils.isEmpty(record.filePath)
         && new File(record.filePath).exists()
diff --git a/PublicComponent/src/main/java/com/arialyy/aria/core/processor/IBandWidthUrlConverter.java b/PublicComponent/src/main/java/com/arialyy/aria/core/processor/IBandWidthUrlConverter.java
index 21fab034..fee4df66 100644
--- a/PublicComponent/src/main/java/com/arialyy/aria/core/processor/IBandWidthUrlConverter.java
+++ b/PublicComponent/src/main/java/com/arialyy/aria/core/processor/IBandWidthUrlConverter.java
@@ -27,8 +27,9 @@ public interface IBandWidthUrlConverter extends IEventHandler {
    * 转换码率地址为可用的http地址，对于某些服务器，返回的切片信息有可能是相对地址，也可能是处理过的，
    * 对于这种情况，你需要使用url转换器将地址转换为可正常访问的http地址
    *
+   * @param m3u8Url m3u8url地址
    * @param bandWidthUrl 原始码率地址
    * @return 可正常访问的http地址
    */
-  String convert(String bandWidthUrl);
+  String convert(String m3u8Url, String bandWidthUrl);
 }
diff --git a/PublicComponent/src/main/java/com/arialyy/aria/core/processor/ILiveTsUrlConverter.java b/PublicComponent/src/main/java/com/arialyy/aria/core/processor/ILiveTsUrlConverter.java
index bfd06ceb..473e5208 100644
--- a/PublicComponent/src/main/java/com/arialyy/aria/core/processor/ILiveTsUrlConverter.java
+++ b/PublicComponent/src/main/java/com/arialyy/aria/core/processor/ILiveTsUrlConverter.java
@@ -30,5 +30,5 @@ public interface ILiveTsUrlConverter extends IEventHandler {
    * @param tsUrl ts文件下载地址
    * @return 转换后的http地址
    */
-  public String convert(String m3u8Url, String tsUrl);
+  String convert(String m3u8Url, String tsUrl);
 }
diff --git a/PublicComponent/src/main/java/com/arialyy/aria/orm/SqlHelper.java b/PublicComponent/src/main/java/com/arialyy/aria/orm/SqlHelper.java
index 2bd2e65a..7690d152 100644
--- a/PublicComponent/src/main/java/com/arialyy/aria/orm/SqlHelper.java
+++ b/PublicComponent/src/main/java/com/arialyy/aria/orm/SqlHelper.java
@@ -171,8 +171,11 @@ final class SqlHelper extends SQLiteOpenHelper {
 
   private void createDbCacheDir() {
     String cacheDir = mContext.getCacheDir().getPath() + "/AriaDbCacheDir";
-    boolean rs = new File(cacheDir).mkdir();
-    ALog.d(TAG, rs + "");
+    File cacheFile = new File(cacheDir);
+    if (!cacheFile.exists()){
+      boolean rs = cacheFile.mkdirs();
+      ALog.d(TAG, rs + "");
+    }
     super.getReadableDatabase()
         .execSQL("PRAGMA temp_store_directory = '" + cacheDir + "'");
     mainTmpDirSet = true;
diff --git a/README.md b/README.md
index e6aafa66..975f8c68 100644
--- a/README.md
+++ b/README.md
@@ -45,19 +45,19 @@ Aria有以下特点：
 
 ## 引入库
 [![license](http://img.shields.io/badge/license-Apache2.0-brightgreen.svg?style=flat)](https://github.com/AriaLyy/Aria/blob/master/LICENSE)
-[![Core](https://img.shields.io/badge/Core-3.8.8-blue)](https://github.com/AriaLyy/Aria)
-[![Compiler](https://img.shields.io/badge/Compiler-3.8.8-blue)](https://github.com/AriaLyy/Aria)
-[![FtpComponent](https://img.shields.io/badge/FtpComponent-3.8.8-orange)](https://github.com/AriaLyy/Aria)
-[![FtpComponent](https://img.shields.io/badge/SFtpComponent-3.8.8-orange)](https://github.com/AriaLyy/Aria)
-[![M3U8Component](https://img.shields.io/badge/M3U8Component-3.8.8-orange)](https://github.com/AriaLyy/Aria)
+[![Core](https://img.shields.io/badge/Core-3.8.9-blue)](https://github.com/AriaLyy/Aria)
+[![Compiler](https://img.shields.io/badge/Compiler-3.8.9-blue)](https://github.com/AriaLyy/Aria)
+[![FtpComponent](https://img.shields.io/badge/FtpComponent-3.8.9-orange)](https://github.com/AriaLyy/Aria)
+[![FtpComponent](https://img.shields.io/badge/SFtpComponent-3.8.9-orange)](https://github.com/AriaLyy/Aria)
+[![M3U8Component](https://img.shields.io/badge/M3U8Component-3.8.9-orange)](https://github.com/AriaLyy/Aria)
 
 
 ```java
-implementation 'com.arialyy.aria:core:3.8.8'
-annotationProcessor 'com.arialyy.aria:compiler:3.8.8'
-implementation 'com.arialyy.aria:ftpComponent:3.8.8' # 如果需要使用ftp，请增加该组件
-implementation 'com.arialyy.aria:sftpComponent:3.8.8' # 如果需要使用ftp，请增加该组件
-implementation 'com.arialyy.aria:m3u8Component:3.8.8' # 如果需要使用m3u8下载功能，请增加该组件
+implementation 'com.arialyy.aria:core:3.8.9'
+annotationProcessor 'com.arialyy.aria:compiler:3.8.9'
+implementation 'com.arialyy.aria:ftpComponent:3.8.9' # 如果需要使用ftp，请增加该组件
+implementation 'com.arialyy.aria:sftpComponent:3.8.9' # 如果需要使用ftp，请增加该组件
+implementation 'com.arialyy.aria:m3u8Component:3.8.9' # 如果需要使用m3u8下载功能，请增加该组件
 ```
 
 如果你使用的是kotlin，请使用kotlin官方提供的方法配置apt，[kotlin kapt官方配置传送门](https://www.kotlincn.net/docs/reference/kapt.html)
@@ -138,9 +138,10 @@ protected void onCreate(Bundle savedInstanceState) {
 
 
 ### 版本日志
-  + v_3.8.8 (2020/6/7)
-    - 修复设置了cancel(false)，文件还是被删除的问题 https://github.com/AriaLyy/Aria/issues/686
-    - 修复错误url的下载任务，无法删除的问题 https://github.com/AriaLyy/Aria/issues/684
+ + v_3.8.9 (2020/6/14)
+    - fix bug https://github.com/AriaLyy/Aria/issues/688
+    - fix bug https://github.com/AriaLyy/Aria/issues/690
+    - m3u8任务增加`setUseDefConvert()`方法，用于处理默认的m3u8任务
     
 [更多版本记录](https://github.com/AriaLyy/Aria/blob/master/DEV_LOG.md)
 
diff --git a/app/src/main/java/com/arialyy/simple/core/download/m3u8/M3U8LiveDLoadActivity.java b/app/src/main/java/com/arialyy/simple/core/download/m3u8/M3U8LiveDLoadActivity.java
index 1773d07a..256f946e 100644
--- a/app/src/main/java/com/arialyy/simple/core/download/m3u8/M3U8LiveDLoadActivity.java
+++ b/app/src/main/java/com/arialyy/simple/core/download/m3u8/M3U8LiveDLoadActivity.java
@@ -266,15 +266,10 @@ public class M3U8LiveDLoadActivity extends BaseActivity<ActivityM3u8LiveBinding>
   }
 
   static class BandWidthUrlConverter implements IBandWidthUrlConverter {
-    String url;
 
-    BandWidthUrlConverter(String url) {
-      this.url = url;
-    }
-
-    @Override public String convert(String bandWidthUrl) {
-      int peerIndex = url.lastIndexOf("/");
-      return url.substring(0, peerIndex + 1) + bandWidthUrl;
+    @Override public String convert(String m3u8Url, String bandWidthUrl) {
+      int peerIndex = m3u8Url.lastIndexOf("/");
+      return m3u8Url.substring(0, peerIndex + 1) + bandWidthUrl;
     }
   }
 }
\ No newline at end of file
diff --git a/app/src/main/java/com/arialyy/simple/core/download/m3u8/M3U8VodDLoadActivity.java b/app/src/main/java/com/arialyy/simple/core/download/m3u8/M3U8VodDLoadActivity.java
index ee0c8426..474b1365 100644
--- a/app/src/main/java/com/arialyy/simple/core/download/m3u8/M3U8VodDLoadActivity.java
+++ b/app/src/main/java/com/arialyy/simple/core/download/m3u8/M3U8VodDLoadActivity.java
@@ -304,14 +304,14 @@ public class M3U8VodDLoadActivity extends BaseActivity<ActivityM3u8VodBinding> {
 
   private M3U8VodOption getM3U8Option() {
     M3U8VodOption option = new M3U8VodOption();
-    option
-        .setBandWidth(200000)
+    //option.setBandWidth(200000);
         //.generateIndexFile()
         //.merge(true)
-        .setVodTsUrlConvert(new VodTsUrlConverter());
+        //.setVodTsUrlConvert(new VodTsUrlConverter());
     //.setMergeHandler(new TsMergeHandler());
-    option.setKeyUrlConverter(new KeyUrlConverter());
-    option.setBandWidthUrlConverter(new BandWidthUrlConverter(mUrl));
+    //option.setKeyUrlConverter(new KeyUrlConverter());
+    //option.setBandWidthUrlConverter(new BandWidthUrlConverter());
+    //option.setUseDefConvert(true);
     return option;
   }
 
@@ -327,7 +327,8 @@ public class M3U8VodDLoadActivity extends BaseActivity<ActivityM3u8VodBinding> {
   static class VodTsUrlConverter implements IVodTsUrlConverter {
     @Override public List<String> convert(String m3u8Url, List<String> tsUrls) {
       Uri uri = Uri.parse(m3u8Url);
-      String parentUrl = "http://devimages.apple.com/iphone/samples/bipbop/gear1/";
+      //String parentUrl = "http://devimages.apple.com/iphone/samples/bipbop/gear1/";
+      String parentUrl = "http://youku.cdn7-okzy.com/20200123/16815_fbe419ed/1000k/hls/";
       //String parentUrl = "http://" + uri.getHost() + "/gear1/";
       //int index = m3u8Url.lastIndexOf("/");
       //String parentUrl = m3u8Url.substring(0, index + 1);
@@ -351,15 +352,10 @@ public class M3U8VodDLoadActivity extends BaseActivity<ActivityM3u8VodBinding> {
 
   static class BandWidthUrlConverter implements IBandWidthUrlConverter {
 
-    private String url;
 
-    BandWidthUrlConverter(String url) {
-      this.url = url;
-    }
-
-    @Override public String convert(String bandWidthUrl) {
-      int index = url.lastIndexOf("/");
-      return url.substring(0, index + 1) + bandWidthUrl;
+    @Override public String convert(String m3u8Url, String bandWidthUrl) {
+      int index = m3u8Url.lastIndexOf("/");
+      return m3u8Url.substring(0, index + 1) + bandWidthUrl;
     }
   }
 
diff --git a/app/src/main/java/com/arialyy/simple/core/download/m3u8/M3U8VodModule.java b/app/src/main/java/com/arialyy/simple/core/download/m3u8/M3U8VodModule.java
index 92337b2e..f2199622 100644
--- a/app/src/main/java/com/arialyy/simple/core/download/m3u8/M3U8VodModule.java
+++ b/app/src/main/java/com/arialyy/simple/core/download/m3u8/M3U8VodModule.java
@@ -35,6 +35,8 @@ public class M3U8VodModule extends BaseViewModule {
   //private final String defUrl = "https://www.gaoya123.cn/2019/1557993797897.m3u8";
   // 多码率地址：
   private final String defUrl = "http://devimages.apple.com/iphone/samples/bipbop/bipbopall.m3u8";
+  //private final String defUrl = "http://youku.cdn7-okzy.com/20200123/16815_fbe419ed/index.m3u8";
+
   //private final String defUrl = "https://cn7.kankia.com/hls/20200108/e1eaec074274c64fe46a3bdb5d2ba487/1578488360/index.m3u8";
   //private final String defUrl = "https://youku.cdn7-okzy.com/20191213/16167_c3592a02/index.m3u8";
   //private final String defUrl = "http://qn.shytong.cn/b83137769ff6b555/11b0c9970f9a3fa0.mp4.m3u8";
diff --git a/build.gradle b/build.gradle
index 3c00ba6d..6c41b4b0 100644
--- a/build.gradle
+++ b/build.gradle
@@ -44,8 +44,8 @@ task clean(type: Delete) {
 }
 
 ext {
-  versionCode = 388
-  versionName = '3.8.8'
+  versionCode = 389
+  versionName = '3.8.9'
   userOrg = 'arialyy'
   groupId = 'com.arialyy.aria'
   publishVersion = versionName