diff --git a/Aria/src/main/java/com/arialyy/aria/core/AriaManager.java b/Aria/src/main/java/com/arialyy/aria/core/AriaManager.java
index 639649eb..c57e6f01 100644
--- a/Aria/src/main/java/com/arialyy/aria/core/AriaManager.java
+++ b/Aria/src/main/java/com/arialyy/aria/core/AriaManager.java
@@ -26,6 +26,7 @@ import android.os.Build;
 import android.os.Bundle;
 import android.support.v4.app.Fragment;
 import android.text.TextUtils;
+import android.util.Log;
 import android.widget.PopupWindow;
 import com.arialyy.aria.core.download.DownloadReceiver;
 import com.arialyy.aria.core.inf.ICmd;
@@ -65,8 +66,8 @@ import org.xml.sax.SAXException;
     DbUtil.init(context.getApplicationContext());
     APP = context.getApplicationContext();
     regAppLifeCallback(context);
-    File dFile = new File(Configuration.DOWNLOAD_CONFIG_FILE);
-    File uFile = new File(Configuration.UPLOAD_CONFIG_FILE);
+    File dFile = new File(APP.getFilesDir().getPath() + Configuration.DOWNLOAD_CONFIG_FILE);
+    File uFile = new File(APP.getFilesDir().getPath() +Configuration.UPLOAD_CONFIG_FILE);
     if (!dFile.exists() || !uFile.exists()) {
       loadConfig();
     }
@@ -105,7 +106,7 @@ import org.xml.sax.SAXException;
    * 如果需要在代码中修改下载配置，请使用以下方法
    *
    * @<code> //修改最大任务队列数
-   * Aria.get(this).getDownloadConfig().setMaxTaskNum(3).save();
+   * Aria.get(this).getDownloadConfig().setMaxTaskNum(3).saveAll();
    * </code>
    */
   public Configuration.DownloadConfig getDownloadConfig() {
@@ -116,7 +117,7 @@ import org.xml.sax.SAXException;
    * 如果需要在代码中修改下载配置，请使用以下方法
    *
    * @<code> //修改最大任务队列数
-   * Aria.get(this).getUploadConfig().setMaxTaskNum(3).save();
+   * Aria.get(this).getUploadConfig().setMaxTaskNum(3).saveAll();
    * </code>
    */
   public Configuration.UploadConfig getUploadConfig() {
diff --git a/Aria/src/main/java/com/arialyy/aria/core/ConfigHelper.java b/Aria/src/main/java/com/arialyy/aria/core/ConfigHelper.java
index db5f37a9..dcb9cb68 100644
--- a/Aria/src/main/java/com/arialyy/aria/core/ConfigHelper.java
+++ b/Aria/src/main/java/com/arialyy/aria/core/ConfigHelper.java
@@ -215,7 +215,7 @@ public class ConfigHelper extends DefaultHandler {
 
   @Override public void endDocument() throws SAXException {
     super.endDocument();
-    mDownloadConfig.save();
-    mUploadConfig.save();
+    mDownloadConfig.saveAll();
+    mUploadConfig.saveAll();
   }
 }
diff --git a/Aria/src/main/java/com/arialyy/aria/core/Configuration.java b/Aria/src/main/java/com/arialyy/aria/core/Configuration.java
index f7a1aef7..3ce98ac4 100644
--- a/Aria/src/main/java/com/arialyy/aria/core/Configuration.java
+++ b/Aria/src/main/java/com/arialyy/aria/core/Configuration.java
@@ -15,6 +15,8 @@
  */
 package com.arialyy.aria.core;
 
+import android.util.Log;
+import com.arialyy.aria.core.queue.DownloadTaskQueue;
 import com.arialyy.aria.util.CommonUtil;
 import com.arialyy.aria.util.ReflectionUtil;
 import java.io.File;
@@ -35,6 +37,10 @@ class Configuration {
    * 通用配置
    */
   public static class BaseConfig {
+    /**
+     * 旧任务数
+     */
+    public static int oldMaxTaskNum = 2;
 
     /**
      * 是否发送任务广播，true，发送
@@ -63,6 +69,7 @@ class Configuration {
 
     public BaseConfig setOpenBreadCast(boolean openBreadCast) {
       isOpenBreadCast = openBreadCast;
+      saveKey("isOpenBreadCast", openBreadCast + "");
       return this;
     }
 
@@ -71,7 +78,10 @@ class Configuration {
     }
 
     public BaseConfig setMaxTaskNum(int maxTaskNum) {
+      oldMaxTaskNum = this.maxTaskNum;
       this.maxTaskNum = maxTaskNum;
+      saveKey("maxTaskNum", maxTaskNum + "");
+      DownloadTaskQueue.getInstance().setDownloadNum(maxTaskNum);
       return this;
     }
 
@@ -81,6 +91,7 @@ class Configuration {
 
     public BaseConfig setReTryNum(int reTryNum) {
       this.reTryNum = reTryNum;
+      saveKey("reTryNum", reTryNum + "");
       return this;
     }
 
@@ -90,6 +101,7 @@ class Configuration {
 
     public BaseConfig setReTryInterval(long reTryInterval) {
       this.reTryInterval = reTryInterval;
+      saveKey("reTryInterval", reTryInterval + "");
       return this;
     }
 
@@ -99,9 +111,25 @@ class Configuration {
 
     public BaseConfig setConnectTimeOut(long connectTimeOut) {
       this.connectTimeOut = connectTimeOut;
+      saveKey("connectTimeOut", connectTimeOut + "");
       return this;
     }
 
+    /**
+     * 保存key
+     */
+    void saveKey(String key, String value) {
+      boolean isDownload = this instanceof DownloadConfig;
+      File file = new File(
+          AriaManager.APP.getFilesDir().getPath() + (isDownload ? DOWNLOAD_CONFIG_FILE
+              : UPLOAD_CONFIG_FILE));
+      if (file.exists()) {
+        Properties properties = CommonUtil.loadConfig(file);
+        properties.setProperty(key, value);
+        CommonUtil.saveConfig(file, properties);
+      }
+    }
+
     /**
      * 加载配置
      */
@@ -145,7 +173,7 @@ class Configuration {
     /**
      * 保存配置
      */
-    public void save() {
+    void saveAll() {
       List<Field> fields = ReflectionUtil.getAllFields(getClass());
       boolean isDownload = this instanceof DownloadConfig;
       try {
@@ -199,6 +227,7 @@ class Configuration {
 
     public DownloadConfig setiOTimeOut(long iOTimeOut) {
       this.iOTimeOut = iOTimeOut;
+      saveKey("iOTimeOut", iOTimeOut + "");
       return this;
     }
 
@@ -208,6 +237,7 @@ class Configuration {
 
     public DownloadConfig setBuffSize(int buffSize) {
       this.buffSize = buffSize;
+      saveKey("buffSize", buffSize + "");
       return this;
     }
 
@@ -217,6 +247,7 @@ class Configuration {
 
     public DownloadConfig setCaPath(String caPath) {
       this.caPath = caPath;
+      saveKey("caPath", caPath);
       return this;
     }
 
@@ -226,6 +257,7 @@ class Configuration {
 
     public DownloadConfig setCaName(String caName) {
       this.caName = caName;
+      saveKey("caName", caName);
       return this;
     }
 
diff --git a/Aria/src/main/java/com/arialyy/aria/core/queue/DownloadTaskQueue.java b/Aria/src/main/java/com/arialyy/aria/core/queue/DownloadTaskQueue.java
index 073621ef..210b835e 100644
--- a/Aria/src/main/java/com/arialyy/aria/core/queue/DownloadTaskQueue.java
+++ b/Aria/src/main/java/com/arialyy/aria/core/queue/DownloadTaskQueue.java
@@ -122,7 +122,7 @@ public class DownloadTaskQueue
 
   @Override public void setDownloadNum(int downloadNum) {
     //原始长度
-    int size = AriaManager.getInstance(AriaManager.APP).getUploadConfig().getMaxTaskNum();
+    int size = AriaManager.getInstance(AriaManager.APP).getDownloadConfig().oldMaxTaskNum;
     int diff = downloadNum - size;
     if (size == downloadNum) {
       Log.d(TAG, "设置的下载任务数和配置文件的下载任务数一直，跳过");
diff --git a/Aria/src/main/java/com/arialyy/aria/core/queue/ITaskQueue.java b/Aria/src/main/java/com/arialyy/aria/core/queue/ITaskQueue.java
index 7f05cbff..8469cb0f 100644
--- a/Aria/src/main/java/com/arialyy/aria/core/queue/ITaskQueue.java
+++ b/Aria/src/main/java/com/arialyy/aria/core/queue/ITaskQueue.java
@@ -66,11 +66,11 @@ public interface ITaskQueue<TASK extends ITask, TASK_ENTITY extends ITaskEntity,
   public int size();
 
   /**
-   * 设置下载任务数
+   * 设置最大任务数
    *
-   * @param downloadNum 下载任务数
+   * @param newMaxNum 下载任务数
    */
-  public void setDownloadNum(int downloadNum);
+  public void setDownloadNum(int newMaxNum);
 
   /**
    * 创建一个新的任务，创建时只是将新任务存储到缓存池
diff --git a/Aria/src/main/java/com/arialyy/aria/core/queue/pool/ExecutePool.java b/Aria/src/main/java/com/arialyy/aria/core/queue/pool/ExecutePool.java
index e3a1acd5..61ac2d6f 100644
--- a/Aria/src/main/java/com/arialyy/aria/core/queue/pool/ExecutePool.java
+++ b/Aria/src/main/java/com/arialyy/aria/core/queue/pool/ExecutePool.java
@@ -37,10 +37,8 @@ public class ExecutePool<TASK extends ITask> implements IPool<TASK> {
   private ArrayBlockingQueue<TASK> mExecuteQueue;
   private Map<String, TASK> mExecuteArray;
   private int mSize;
-  private boolean isDownload;
 
   public ExecutePool(boolean isDownload) {
-    this.isDownload = isDownload;
     if (isDownload) {
       mSize = AriaManager.getInstance(AriaManager.APP).getDownloadConfig().getMaxTaskNum();
     } else {
@@ -87,11 +85,6 @@ public class ExecutePool<TASK extends ITask> implements IPool<TASK> {
       }
       mExecuteQueue = temp;
       mSize = downloadNum;
-      if (isDownload) {
-        AriaManager.getInstance(AriaManager.APP).getDownloadConfig().setMaxTaskNum(downloadNum);
-      } else {
-        AriaManager.getInstance(AriaManager.APP).getUploadConfig().setMaxTaskNum(downloadNum);
-      }
     } catch (InterruptedException e) {
       e.printStackTrace();
     }
diff --git a/app/src/main/res/values/strings.xml b/app/src/main/res/values/strings.xml
index 510df605..c94a4aab 100644
--- a/app/src/main/res/values/strings.xml
+++ b/app/src/main/res/values/strings.xml
@@ -25,7 +25,7 @@
 
   </string-array>
   <string-array name="download_url">
-    <item>http://g37.gdl.netease.com/onmyoji_netease_1.apk</item>
+    <item>https://g37.gdl.netease.com/onmyoji_netease_10_1.0.20.apk</item>
     <item>http://static.gaoshouyou.com/d/eb/f2/dfeba30541f209ab8a50d847fc1661ce.apk</item>
     <item>http://rs.0.gaoshouyou.com/d/51/46/58514d126c46b8a3f27fc8c7db3b09ec.apk</item>
     <item>http://rs.0.gaoshouyou.com/d/23/69/07238f952669727878d7a0e180534c8b.apk</item>