diff --git a/app/build.gradle b/app/build.gradle
index 55bac90..907bcaa 100644
--- a/app/build.gradle
+++ b/app/build.gradle
@@ -59,102 +59,9 @@ android {
             v2SigningEnabled false
         }
 
-//        iPlay50SE {
-//            storeFile file("keystore/iPlay50SE.keystore")
-//            storePassword "123456"
-//            keyAlias "iplay50se"
-//            keyPassword "123456"
-//            v1SigningEnabled true
-//            v2SigningEnabled true
-//        }
-
-        U807 {
-            storeFile file("keystore/AllwinnerU807.jks")
-            storePassword "123456"
-            keyAlias "u807"
-            keyPassword "123456"
-            v2SigningEnabled false
-        }
-
-        T1102 {
-            storeFile file("keystore/T1102.jks")
-            storePassword "123456"
-            keyAlias "t1102"
-            keyPassword "123456"
-            v1SigningEnabled true
-            v2SigningEnabled true
-        }
-
-        iPlay50P {
-            storeFile file("keystore/iPlay50P.jks")
-            storePassword "123456"
-            keyAlias "iplay50p"
-            keyPassword "123456"
-            v1SigningEnabled true
-            v2SigningEnabled true
-        }
     }
 
     buildTypes {
-        iPlay50PDebug.initWith(debug)
-        iPlay50PDebug {
-            buildConfigField "String", "platform", '"T1102"'
-            versionNameSuffix "-debug"
-            debuggable true
-            signingConfig signingConfigs.iPlay50P
-            manifestPlaceholders = [
-                    AMAP_KEY: "aed54e2ec50c45151d17b512c9e4f34c"
-            ]
-        }
-
-        iPlay50PRelease.initWith(release)
-        iPlay50PRelease {
-            buildConfigField "String", "platform", '"T1102"'
-            signingConfig signingConfigs.iPlay50P
-            manifestPlaceholders = [
-                    AMAP_KEY: "aed54e2ec50c45151d17b512c9e4f34c"
-            ]
-        }
-
-        MTKT1102Debug.initWith(debug)
-        MTKT1102Debug {
-            buildConfigField "String", "platform", '"MTKT1102"'
-            versionNameSuffix "-debug"
-            debuggable true
-            signingConfig signingConfigs.T1102
-            manifestPlaceholders = [
-                    AMAP_KEY: "aed54e2ec50c45151d17b512c9e4f34c"
-            ]
-        }
-
-        MTKT1102Release.initWith(release)
-        MTKT1102Release {
-            buildConfigField "String", "platform", '"MTKT1102"'
-            signingConfig signingConfigs.T1102
-            manifestPlaceholders = [
-                    AMAP_KEY: "aed54e2ec50c45151d17b512c9e4f34c"
-            ]
-        }
-
-        U807Debug.initWith(debug)
-        U807Debug {
-            versionNameSuffix "-debug"
-            debuggable true
-            signingConfig signingConfigs.U807
-            buildConfigField "String", "platform", '"U807"'
-            manifestPlaceholders = [
-                    AMAP_KEY: "8200776fc8cad995184a9a3a17a552e4"
-            ]
-        }
-
-        U807Release.initWith(release)
-        U807Release {
-            signingConfig signingConfigs.U807
-            buildConfigField "String", "platform", '"U807"'
-            manifestPlaceholders = [
-                    AMAP_KEY: "8200776fc8cad995184a9a3a17a552e4"
-            ]
-        }
 
         debug {
             versionNameSuffix "-debug"
@@ -170,7 +77,7 @@ android {
                 variant.outputs.each { output ->
                     if (outputFile != null) {
 //                        def app_name = getResValues().get("app_name").value
-                        def fileName = "${appName()}-${variant.versionCode}-V${variant.versionName}-${releaseTime()}-${buildType.name}.apk"
+                        def fileName = "${appName()}_${variant.versionCode}_V${variant.versionName}_${releaseTime()}_${buildType.name}.apk"
                         output.outputFileName = fileName
                     }
                 }
@@ -195,7 +102,7 @@ android {
                     def outputFile = ""
                     if (outputFile != null) {
 //                        def app_name = getResValues().get("app_name").value
-                        def fileName = "${appName()}-${variant.versionCode}-V${variant.versionName}-${releaseTime()}-${buildType.name}.apk"
+                        def fileName = "${appName()}_${variant.versionCode}_V${variant.versionName}_${releaseTime()}_${buildType.name}.apk"
                         output.outputFileName = new File(outputFile, fileName)
                     }
                 }
diff --git a/app/keystore/AllwinnerU807.jks b/app/keystore/AllwinnerU807.jks
deleted file mode 100644
index c8d68c5..0000000
Binary files a/app/keystore/AllwinnerU807.jks and /dev/null differ
diff --git a/app/keystore/T1102.jks b/app/keystore/T1102.jks
deleted file mode 100644
index 3a3ee1d..0000000
Binary files a/app/keystore/T1102.jks and /dev/null differ
diff --git a/app/keystore/iPlay50P.jks b/app/keystore/iPlay50P.jks
deleted file mode 100644
index 496ef8d..0000000
Binary files a/app/keystore/iPlay50P.jks and /dev/null differ
diff --git a/app/keystore/iPlay50SE.keystore b/app/keystore/iPlay50SE.keystore
deleted file mode 100644
index 57f2521..0000000
Binary files a/app/keystore/iPlay50SE.keystore and /dev/null differ
diff --git a/app/src/main/aidl/com/aoleyun/sn/SystemInfoInterface.aidl b/app/src/main/aidl/com/aoleyun/sn/SystemInfoInterface.aidl
deleted file mode 100644
index 422184a..0000000
--- a/app/src/main/aidl/com/aoleyun/sn/SystemInfoInterface.aidl
+++ /dev/null
@@ -1,21 +0,0 @@
-// SystemInfoInterface.aidl
-package com.aoleyun.sn;
-
-// Declare any non-default types here with import statements
-
-interface SystemInfoInterface {
-    /**
-     * Demonstrates some basic types that you can use as parameters
-     * and return values in AIDL.
-     */
-    void basicTypes(int anInt, long aLong, boolean aBoolean, float aFloat,
-            double aDouble, String aString);
-
-    String getSerial();
-    List<String> getHideIcon();
-    List<String> getDisableIcon();
-    String getTopAppPackage();
-    boolean SystemPutInt(String name, int value);
-    void setDefaultDesktop(String pkg);
-    List<String> getDisableApp();
-}
diff --git a/app/src/main/aidl/com/uiui/zy/IGetInfoInterface.aidl b/app/src/main/aidl/com/uiui/zy/IGetInfoInterface.aidl
new file mode 100644
index 0000000..751530a
--- /dev/null
+++ b/app/src/main/aidl/com/uiui/zy/IGetInfoInterface.aidl
@@ -0,0 +1,44 @@
+// IGetInfoInterface.aidl
+package com.uiui.zy;
+
+// Declare any non-default types here with import statements
+
+interface IGetInfoInterface {
+    /**
+     * Demonstrates some basic types that you can use as parameters
+     * and return values in AIDL.
+     */
+    void basicTypes(int anInt, long aLong, boolean aBoolean, float aFloat,
+            double aDouble, String aString);
+
+    //获取sn
+    String getSerial();
+    //获取mac作为sn
+    String getPushMac();
+    //是否激活
+    boolean SnIsActivation();
+    //获取激活码
+    String getActivationCode();
+   //设置为默认桌面
+    void setDefaultLauncher(String pkg);
+    //退出桌面
+    void exitDesktop();
+    //能否退出桌面
+    boolean isReturnAndroid();
+    //模拟返回键
+    void keyBack();
+    //获取定位结果
+    String getMapResult();
+    //获取应用使用时长
+    String getAppUsedStatistics();
+    //使用第三方应用
+    boolean showThirdApp();
+    //获取应用市场app
+    List<String> getAdminApp();
+    //写入系统数据
+    boolean putSecureInt(String key, int value);
+    //写入系统数据
+    boolean putSystemInt(String key, int value);
+    //写入系统数据
+    boolean putSystemFloat(String key, float value);
+}
diff --git a/app/src/main/java/com/xuexispace/ai/activity/main/MainActivity.java b/app/src/main/java/com/xuexispace/ai/activity/main/MainActivity.java
index dcf3516..82bfb21 100644
--- a/app/src/main/java/com/xuexispace/ai/activity/main/MainActivity.java
+++ b/app/src/main/java/com/xuexispace/ai/activity/main/MainActivity.java
@@ -59,20 +59,6 @@ public class MainActivity extends BaseMvvmActivity<MainViewModel, ActivityMainBi
 
     private MMKV mMMKV = MMKV.mmkvWithID(CommonConfig.MMKV_ID, MMKV.MULTI_PROCESS_MODE);
 
-    private ScaleCircleNavigator scaleCircleNavigator;
-
-    private FragmentManager mFragmentManager;
-    private BaseFragmentPagerAdapter mBaseFragmentPagerAdapter;
-
-    private List<Fragment> mFragments;
-
-    private UserFragment mUserFragment;
-    private SubjectFragment mSubjectFragment;
-
-    private int defaultCurrent = 1;
-
-    private AppUpdateInfo mAppUpdateInfo;
-
     @Override
     public void onRemoteConnected() {
         Log.e(TAG, "onConnected: ");
@@ -113,97 +99,8 @@ public class MainActivity extends BaseMvvmActivity<MainViewModel, ActivityMainBi
 
         Utils.getAndroiodScreenProperty(this);
 
-        mFragmentManager = getSupportFragmentManager();
-        mFragments = new ArrayList<>();
-        mUserFragment = new UserFragment();
-        if (!mUserFragment.isAdded()) {
-            mFragments.add(mUserFragment);
-        }
-        mSubjectFragment = new SubjectFragment();
-        if (!mSubjectFragment.isAdded()) {
-            mFragments.add(mSubjectFragment);
-        }
-        mBaseFragmentPagerAdapter = new BaseFragmentPagerAdapter(mFragmentManager, mFragments);
 
-        mViewDataBinding.viewPager.setAdapter(mBaseFragmentPagerAdapter);
-        mViewDataBinding.viewPager.setCurrentItem(defaultCurrent);
 
-        scaleCircleNavigator = new ScaleCircleNavigator(this);
-        scaleCircleNavigator.setCircleCount(1 + mSubjectFragment.getFragmentSize());
-        scaleCircleNavigator.setNormalCircleColor(getResources().getColor(R.color.normal_circle));
-        scaleCircleNavigator.setSelectedCircleColor(getResources().getColor(R.color.selected_circle));
-        scaleCircleNavigator.setCircleClickListener(new ScaleCircleNavigator.OnCircleClickListener() {
-            @Override
-            public void onClick(int index) {
-
-            }
-        });
-
-        mViewDataBinding.magicIndicator.setNavigator(scaleCircleNavigator);
-//        ViewPagerHelper.bind(mMagicIndicator, mViewPager);
-        mSubjectFragment.setPageChangeListener(new ViewPager.OnPageChangeListener() {
-            @Override
-            public void onPageScrolled(int position, float positionOffset, int positionOffsetPixels) {
-//                Log.e("mSubjectFragment", "onPageScrolled: position = " + position + " positionOffset = " + positionOffset + " positionOffsetPixels = " + positionOffsetPixels);
-                mViewDataBinding.magicIndicator.onPageScrolled(position + 1, positionOffset, positionOffsetPixels);
-            }
-
-            @Override
-            public void onPageSelected(int position) {
-//                Log.e("mSubjectFragment", "onPageSelected: position = " + position);
-                mViewDataBinding.magicIndicator.onPageSelected(position + 1);
-            }
-
-            @Override
-            public void onPageScrollStateChanged(int state) {
-//                Log.e("mSubjectFragment", "onPageSelected: state = " + state);
-                mViewDataBinding.magicIndicator.onPageScrollStateChanged(state);
-            }
-        });
-        mViewDataBinding.viewPager.addOnPageChangeListener(new ViewPager.OnPageChangeListener() {
-            @Override
-            public void onPageScrolled(int position, float positionOffset, int positionOffsetPixels) {
-//                Log.e("mViewPager", "onPageScrolled: position = " + position + " positionOffset = " + positionOffset + " positionOffsetPixels = " + positionOffsetPixels);
-                if (!(position == 1 && positionOffsetPixels == 0)) {
-                    if (position <= 1) {
-                        mViewDataBinding.magicIndicator.onPageScrolled(position, positionOffset, positionOffsetPixels);
-                    }
-                }
-            }
-
-            @Override
-            public void onPageSelected(int position) {
-//                Log.e("mViewPager", "onPageSelected: position = " + position);
-                if (position <= 1) {
-                    mViewDataBinding.magicIndicator.onPageSelected(position);
-                }
-            }
-
-            @Override
-            public void onPageScrollStateChanged(int state) {
-//                Log.e("mViewPager", "onPageSelected: state = " + state);
-                mViewDataBinding.magicIndicator.onPageScrollStateChanged(state);
-            }
-        });
-
-        if (mFragments.size() > 1) {
-            mViewDataBinding.viewPager.setCurrentItem(defaultCurrent);
-            mViewDataBinding.magicIndicator.onPageSelected(defaultCurrent);
-        }
-//        ComponentName cn = new ComponentName("com.jxw.mskt.video", "com.jxw.mskt.video.VideoDownload");
-//        Intent intent = new Intent();
-//        intent.setComponent(cn);
-//        intent.putExtra("type", "新东方专区");
-//        intent.putExtra("isCourse", false);
-//        intent.putExtra("id", 23151);
-//        intent.putExtra("name", "西游记");
-//        intent.addCategory(Intent.CATEGORY_LAUNCHER);
-//        intent.addFlags(Intent.FLAG_ACTIVITY_NEW_TASK | Intent.FLAG_ACTIVITY_EXCLUDE_FROM_RECENTS);
-//        try {
-//            startActivity(intent);
-//        } catch (Exception e) {
-//            Log.e(TAG, "openPackageWithArgs: " + e.getMessage());
-//        }
         Intent intent = new Intent(MainActivity.this, SocketService.class);
         if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.O) {
             startForegroundService(intent);
@@ -287,29 +184,13 @@ public class MainActivity extends BaseMvvmActivity<MainViewModel, ActivityMainBi
         }
     }
 
-//    public static void toggleNotificationListenerService(Context context) {
-//        Log.e(TAG, "toggleNotificationListenerService");
-//        PackageManager pm = context.getPackageManager();
-//        pm.setComponentEnabledSetting(new ComponentName(context, NotificationService.class),
-//                PackageManager.COMPONENT_ENABLED_STATE_DISABLED, PackageManager.DONT_KILL_APP);
-//
-//        pm.setComponentEnabledSetting(new ComponentName(context, NotificationService.class),
-//                PackageManager.COMPONENT_ENABLED_STATE_ENABLED, PackageManager.DONT_KILL_APP);
-//    }
 
     @Override
     public void onWindowFocusChanged(boolean hasFocus) {
         super.onWindowFocusChanged(hasFocus);
         Log.e(TAG, "onWindowFocusChanged: hasFocus = " + hasFocus);
         if (hasFocus) {//表示渲染结束
-            if (mViewDataBinding.viewPager != null) {
-                mViewDataBinding.viewPager.postDelayed(new Runnable() {
-                    @Override
-                    public void run() {
-                        mViewDataBinding.viewPager.setOffscreenPageLimit(4);
-                    }
-                }, 1987);
-            }
+
         }
     }
 
diff --git a/app/src/main/java/com/xuexispace/ai/fragment/subject/SubjectFragment.java b/app/src/main/java/com/xuexispace/ai/fragment/subject/SubjectFragment.java
index 7972bd3..eb883a2 100644
--- a/app/src/main/java/com/xuexispace/ai/fragment/subject/SubjectFragment.java
+++ b/app/src/main/java/com/xuexispace/ai/fragment/subject/SubjectFragment.java
@@ -39,9 +39,9 @@ public class SubjectFragment extends BaseDataBindingFragment<FragmentSubjectBind
 
     private String[] mAllTitle = new String[]{
 //            "AR自主学",
-            "精准学", "语文", "数学", "英语", "物理", "化学", "生物", "综合", "应用"};
+            "精准学", "语文", "数学", "英语", "物理", "化学", "生物", "综合"};
 
-    private String[] mTitleWithoutScience = new String[]{"精准学", "语文", "数学", "英语", "应用"};
+    private String[] mTitleWithoutScience = new String[]{"精准学", "语文", "数学", "英语"};
 
     private FragmentActivity mContext;
 
@@ -56,7 +56,7 @@ public class SubjectFragment extends BaseDataBindingFragment<FragmentSubjectBind
     private BiologyFragment mBiologyFragment;
     private ComplexFragment mComplexFragment;
 
-    private AppFragment mAppFragment;
+//    private AppFragment mAppFragment;
 
     private List<Fragment> mFragments;
     private FragmentManager mFragmentManager;
@@ -104,7 +104,7 @@ public class SubjectFragment extends BaseDataBindingFragment<FragmentSubjectBind
             mBiologyFragment = new BiologyFragment();
             mComplexFragment = new ComplexFragment();
         }
-        mAppFragment = new AppFragment();
+//        mAppFragment = new AppFragment();
 
 //        mFragments.add(mARStudyFragment);
         mFragments.add(mPrecisionFragment);
@@ -117,7 +117,7 @@ public class SubjectFragment extends BaseDataBindingFragment<FragmentSubjectBind
             mFragments.add(mBiologyFragment);
             mFragments.add(mComplexFragment);
         }
-        mFragments.add(mAppFragment);
+//        mFragments.add(mAppFragment);
         Log.e(TAG, "SubjectFragment: end = " + (System.currentTimeMillis() - time));
     }
 
diff --git a/app/src/main/java/com/xuexispace/ai/manager/RemoteManager.java b/app/src/main/java/com/xuexispace/ai/manager/RemoteManager.java
index 4585d2f..bb0c79f 100644
--- a/app/src/main/java/com/xuexispace/ai/manager/RemoteManager.java
+++ b/app/src/main/java/com/xuexispace/ai/manager/RemoteManager.java
@@ -14,9 +14,9 @@ import android.util.Log;
 import com.alibaba.sdk.android.push.CloudPushService;
 import com.alibaba.sdk.android.push.CommonCallback;
 import com.alibaba.sdk.android.push.noonesdk.PushServiceFactory;
-import com.aoleyun.sn.SystemInfoInterface;
 import com.tencent.bugly.crashreport.CrashReport;
 import com.tencent.mmkv.MMKV;
+import com.uiui.zy.IGetInfoInterface;
 import com.xuexispace.ai.config.CommonConfig;
 
 import java.util.ArrayList;
@@ -33,12 +33,12 @@ public class RemoteManager {
     private MMKV mMMKV = MMKV.mmkvWithID(CommonConfig.MMKV_ID, MMKV.MULTI_PROCESS_MODE);
     private static boolean mServiceConnected = false;
 
-    private SystemInfoInterface mSystemInfoInterface;
+    private IGetInfoInterface mIGetInfoInterface;
     private ServiceConnection mServiceConnection;
 
-    private static final String SN_AIDL_NAME = "com.aoleyun.sn.SystemInfoInterface";
-    public static final String SN_PACKAGE_NAME = "com.aoleyun.sn";
-    private static final String SN_SERVICE_NAME = "com.aoleyun.sn.service.RemoteService";
+    private static final String SN_AIDL_NAME = "com.uiui.zy.IGetInfoInterface";
+    public static final String SN_PACKAGE_NAME = "com.uiui.zy";
+    private static final String SN_SERVICE_NAME = "com.uiui.zy.service.RemoteService";
 
     private static final String SN_KEY = "sn_serial_key";
 
@@ -51,13 +51,13 @@ public class RemoteManager {
             @Override
             public void onServiceConnected(ComponentName name, IBinder service) {
                 Log.e(TAG, "onServiceConnected: mIGetInfoConnection");
-                mSystemInfoInterface = SystemInfoInterface.Stub.asInterface(service);
+                mIGetInfoInterface = IGetInfoInterface.Stub.asInterface(service);
                 mServiceConnected = true;
                 for (ConnectedListener listener : mListeners) {
                     listener.onRemoteConnected();
                 }
                 try {
-                    String sn = mSystemInfoInterface.getSerial();
+                    String sn = mIGetInfoInterface.getSerial();
                     CrashReport.setDeviceId(mContext, sn);
                     mMMKV.encode(SN_KEY, sn);
                     Log.e(TAG, "onServiceConnected: sn = " + sn);
@@ -73,7 +73,7 @@ public class RemoteManager {
             public void onServiceDisconnected(ComponentName name) {
                 Log.e(TAG, "onServiceDisconnected: mIGetInfoConnection");
                 //置空，重连
-                mSystemInfoInterface = null;
+                mIGetInfoInterface = null;
                 mServiceConnected = false;
                 bindInfoService();
             }
@@ -96,7 +96,7 @@ public class RemoteManager {
     }
 
     private void bindInfoService() {
-        if (mSystemInfoInterface == null) {
+        if (mIGetInfoInterface == null) {
             //这是连接aidl服务的代码
             Intent intent = new Intent();
             intent.setAction(SN_AIDL_NAME);
@@ -173,9 +173,9 @@ public class RemoteManager {
      * @return 获取sn
      */
     public String getSerial() {
-        if (mSystemInfoInterface != null) {
+        if (mIGetInfoInterface != null) {
             try {
-                return mSystemInfoInterface.getSerial();
+                return mIGetInfoInterface.getSerial();
             } catch (Exception e) {
                 Log.e(TAG, "getSerial: " + e.getMessage());
             }
diff --git a/app/src/main/java/com/xuexispace/ai/network/NetInterfaceManager.java b/app/src/main/java/com/xuexispace/ai/network/NetInterfaceManager.java
index 5930eef..1c8d85d 100644
--- a/app/src/main/java/com/xuexispace/ai/network/NetInterfaceManager.java
+++ b/app/src/main/java/com/xuexispace/ai/network/NetInterfaceManager.java
@@ -2,7 +2,6 @@ package com.xuexispace.ai.network;
 
 import android.annotation.SuppressLint;
 import android.content.Context;
-import android.os.Environment;
 import android.util.Log;
 
 import com.google.gson.Gson;
@@ -31,24 +30,15 @@ import com.xuexispace.ai.gson.GsonUtils;
 import com.xuexispace.ai.manager.RemoteManager;
 import com.xuexispace.ai.network.api.AlarmClockApi;
 import com.xuexispace.ai.network.api.AppUsageRecordApi;
-import com.xuexispace.ai.network.api.CloudLessonApi;
-import com.xuexispace.ai.network.api.CloudLessonAppApi;
 import com.xuexispace.ai.network.api.GetFilesApi;
-import com.xuexispace.ai.network.api.GetHomeworkApi;
-import com.xuexispace.ai.network.api.HomeworkDetailApi;
-import com.xuexispace.ai.network.api.HomeworkUpdateApi;
+import com.xuexispace.ai.network.api.HomeworkApi;
 import com.xuexispace.ai.network.api.PhraseApi;
-import com.xuexispace.ai.network.api.RunNewApp;
-import com.xuexispace.ai.network.api.SNInfoApi;
+import com.xuexispace.ai.network.api.SnInfoApi;
 import com.xuexispace.ai.network.api.SettingApi;
-import com.xuexispace.ai.network.api.StudyStatApi;
-import com.xuexispace.ai.network.api.UpdateAddressApi;
-import com.xuexispace.ai.network.api.UpdateAlarmClockApi;
-import com.xuexispace.ai.network.api.UpdateInfoControl;
-import com.xuexispace.ai.network.api.UserInfoControl;
 import com.xuexispace.ai.network.api.uiuios.CheckUpdateApi;
 import com.xuexispace.ai.network.interceptor.RepeatRequestInterceptor;
 import com.xuexispace.ai.utils.OpenApkUtils;
+import com.xuexispace.ai.utils.Utils;
 
 import java.io.File;
 import java.lang.reflect.Type;
@@ -113,7 +103,7 @@ public class NetInterfaceManager {
             builder.addInterceptor(new RepeatRequestInterceptor());
 
             // 设置缓存文件路径
-            Cache cache = new Cache(new File(getCacheDir() + "/OkHttpCache"), CACHE_SIZE);
+            Cache cache = new Cache(new File(Utils.getCacheDir(mContext) + "/OkHttpCache"), CACHE_SIZE);
             builder.cache(cache);// 设置缓存
             mOkHttpClient = builder.build();
         }
@@ -138,7 +128,7 @@ public class NetInterfaceManager {
             builder.addInterceptor(new RepeatRequestInterceptor());
 
             // 设置缓存文件路径
-            Cache cache = new Cache(new File(getCacheDir() + "/OkHttpCache"), CACHE_SIZE);
+            Cache cache = new Cache(new File(Utils.getCacheDir(mContext) + "/OkHttpCache"), CACHE_SIZE);
             builder.cache(cache);// 设置缓存
             mUiuiosOkHttpClient = builder.build();
         }
@@ -173,23 +163,6 @@ public class NetInterfaceManager {
         Log.e("OKhttp ", "  打印HTTP请求完成  Headers \n");
     }
 
-    private String getCacheDir() {
-        String cachePath;
-        if (Environment.MEDIA_MOUNTED.equals(Environment.getExternalStorageState())
-                || !Environment.isExternalStorageRemovable()) {
-            if (mContext.getExternalCacheDir() != null) {
-                cachePath = mContext.getExternalCacheDir().getPath();
-            } else if (mContext.getExternalFilesDir("cache") != null) {
-                cachePath = mContext.getExternalFilesDir("cache").getPath();
-            } else {
-                cachePath = mContext.getCacheDir().getPath();
-            }
-        } else {
-            cachePath = mContext.getCacheDir().getPath();
-        }
-        return cachePath;
-    }
-
     public static void init(Context context) {
         if (INSTANCE == null) {
             INSTANCE = new NetInterfaceManager(context);
@@ -248,14 +221,14 @@ public class NetInterfaceManager {
      * */
 
     public Observable<BaseResponse<SnInfo>> getsnInfoControl() {
-        return mRetrofit.create(SNInfoApi.class)
+        return mRetrofit.create(SnInfoApi.class)
                 .getsninfo(RemoteManager.getInstance().getSerial())
                 .subscribeOn(Schedulers.io())
                 .observeOn(AndroidSchedulers.mainThread());
     }
 
     public Observable<BaseResponse<UserAvatarInfo>> getUserAvatarInfoControl() {
-        return mRetrofit.create(UserInfoControl.class)
+        return mRetrofit.create(SnInfoApi.class)
                 .getUserAvatarInfo(RemoteManager.getInstance().getSerial())
                 .subscribeOn(Schedulers.io())
                 .observeOn(AndroidSchedulers.mainThread());
@@ -264,7 +237,7 @@ public class NetInterfaceManager {
     public Observable<BaseResponse> getUpdateInfoObservable(Map<String, String> params) {
         String json = GsonUtils.toJSONString(params);
         RequestBody body = convertToJsonRequestBody(json);
-        return mRetrofit.create(UpdateInfoControl.class)
+        return mRetrofit.create(SnInfoApi.class)
                 .updateUserInfo(body)
                 .subscribeOn(Schedulers.io())
                 .observeOn(AndroidSchedulers.mainThread());
@@ -273,28 +246,28 @@ public class NetInterfaceManager {
     public Observable<BaseResponse> getUpdateInfoObservable(Map<String, String> params, MultipartBody.Part multipartBody) {
         String json = GsonUtils.toJSONString(params);
         RequestBody requestBody = convertToJsonRequestBody(json);
-        return mRetrofit.create(UpdateInfoControl.class)
+        return mRetrofit.create(SnInfoApi.class)
                 .updateUserInfo(requestBody, multipartBody)
                 .subscribeOn(Schedulers.io())
                 .observeOn(AndroidSchedulers.mainThread());
     }
 
     public Observable<BaseResponse> getRunningAppObservable(String json) {
-        return mRetrofit.create(RunNewApp.class)
+        return mRetrofit.create(AppUsageRecordApi.class)
                 .sendRunningInfo(RemoteManager.getInstance().getSerial(), json)
                 .subscribeOn(Schedulers.io())
                 .observeOn(AndroidSchedulers.mainThread());
     }
 
     public Observable<BaseResponse<LessonSetting>> getCloudLessonObservable() {
-        return mRetrofit.create(CloudLessonApi.class)
+        return mRetrofit.create(SettingApi.class)
                 .getCloudLessonSetting(RemoteManager.getInstance().getSerial())
                 .subscribeOn(Schedulers.io())
                 .observeOn(AndroidSchedulers.mainThread());
     }
 
     public Observable<BaseResponse<LessonApp>> getCloudLessonAppObservable() {
-        return mRetrofit.create(CloudLessonAppApi.class)
+        return mRetrofit.create(SettingApi.class)
                 .getCloudLessonApp(RemoteManager.getInstance().getSerial())
                 .subscribeOn(Schedulers.io())
                 .observeOn(AndroidSchedulers.mainThread());
@@ -309,21 +282,21 @@ public class NetInterfaceManager {
     }
 
     public Observable<BaseResponse> getUpdateAlarmObservable(int id) {
-        return mRetrofit.create(UpdateAlarmClockApi.class)
+        return mRetrofit.create(AlarmClockApi.class)
                 .updateAlarm(RemoteManager.getInstance().getSerial(), id)
                 .subscribeOn(Schedulers.io())
                 .observeOn(AndroidSchedulers.mainThread());
     }
 
     public Observable<BaseResponse<StudyStatBean>> getStudyStatObservable() {
-        return mRetrofit.create(StudyStatApi.class)
+        return mRetrofit.create(SnInfoApi.class)
                 .getStudyStat(RemoteManager.getInstance().getSerial())
                 .subscribeOn(Schedulers.io())
                 .observeOn(AndroidSchedulers.mainThread());
     }
 
     public Observable<BaseResponse> getUpdateAddressObservable(String address, double longitude, double latitude) {
-        return mRetrofit.create(UpdateAddressApi.class)
+        return mRetrofit.create(SnInfoApi.class)
                 .updateAddress(RemoteManager.getInstance().getSerial(), address, longitude, latitude)
                 .subscribeOn(Schedulers.io())
                 .observeOn(AndroidSchedulers.mainThread());
@@ -337,21 +310,21 @@ public class NetInterfaceManager {
     }
 
     public Observable<BaseResponse<ArrayList<HomeworkBean>>> getHomeworkObservable() {
-        return mRetrofit.create(GetHomeworkApi.class)
+        return mRetrofit.create(HomeworkApi.class)
                 .getHomeworks(RemoteManager.getInstance().getSerial())
                 .subscribeOn(Schedulers.io())
                 .observeOn(AndroidSchedulers.mainThread());
     }
 
     public Observable<BaseResponse<HomeworkBean>> getHomeworkDetailObservable(int id) {
-        return mRetrofit.create(HomeworkDetailApi.class)
+        return mRetrofit.create(HomeworkApi.class)
                 .getHomeworkDetail(RemoteManager.getInstance().getSerial(), id)
                 .subscribeOn(Schedulers.io())
                 .observeOn(AndroidSchedulers.mainThread());
     }
 
     public Observable<BaseResponse> getHomeworkUpdateObservable(int id) {
-        return mRetrofit.create(HomeworkUpdateApi.class)
+        return mRetrofit.create(HomeworkApi.class)
                 .updateHomework(RemoteManager.getInstance().getSerial(), id)
                 .subscribeOn(Schedulers.io())
                 .observeOn(AndroidSchedulers.mainThread());
diff --git a/app/src/main/java/com/xuexispace/ai/network/api/AlarmClockApi.java b/app/src/main/java/com/xuexispace/ai/network/api/AlarmClockApi.java
index 20e94dd..68ae1d6 100644
--- a/app/src/main/java/com/xuexispace/ai/network/api/AlarmClockApi.java
+++ b/app/src/main/java/com/xuexispace/ai/network/api/AlarmClockApi.java
@@ -7,7 +7,10 @@ import com.xuexispace.ai.network.UrlAddress;
 import java.util.List;
 
 import io.reactivex.rxjava3.core.Observable;
+import retrofit2.http.Field;
+import retrofit2.http.FormUrlEncoded;
 import retrofit2.http.GET;
+import retrofit2.http.POST;
 import retrofit2.http.Query;
 
 public interface AlarmClockApi {
@@ -15,4 +18,11 @@ public interface AlarmClockApi {
     Observable<BaseResponse<List<AlarmClockData>>> getAlarmClock(
             @Query("sn") String sn
     );
+
+    @FormUrlEncoded
+    @POST(UrlAddress.UPDATE_ALARM_CLOCK)
+    Observable<BaseResponse> updateAlarm(
+            @Field("sn") String sn,
+            @Field("id") int id
+    );
 }
diff --git a/app/src/main/java/com/xuexispace/ai/network/api/AppUsageRecordApi.java b/app/src/main/java/com/xuexispace/ai/network/api/AppUsageRecordApi.java
index 2544421..4576c04 100644
--- a/app/src/main/java/com/xuexispace/ai/network/api/AppUsageRecordApi.java
+++ b/app/src/main/java/com/xuexispace/ai/network/api/AppUsageRecordApi.java
@@ -9,6 +9,13 @@ import retrofit2.http.FormUrlEncoded;
 import retrofit2.http.POST;
 
 public interface AppUsageRecordApi {
+    @FormUrlEncoded
+    @POST(UrlAddress.RUN_NEW_APP)
+    Observable<BaseResponse> sendRunningInfo(
+            @Field("sn") String sn,
+            @Field("app") String app
+    );
+
     @FormUrlEncoded
     @POST(UrlAddress.APP_USAGE_RECORD)
     Observable<BaseResponse> sendappUsageRecord(
diff --git a/app/src/main/java/com/xuexispace/ai/network/api/CloudLessonApi.java b/app/src/main/java/com/xuexispace/ai/network/api/CloudLessonApi.java
deleted file mode 100644
index 35705cb..0000000
--- a/app/src/main/java/com/xuexispace/ai/network/api/CloudLessonApi.java
+++ /dev/null
@@ -1,16 +0,0 @@
-package com.xuexispace.ai.network.api;
-
-import com.xuexispace.ai.bean.BaseResponse;
-import com.xuexispace.ai.bean.LessonSetting;
-import com.xuexispace.ai.network.UrlAddress;
-
-import io.reactivex.rxjava3.core.Observable;
-import retrofit2.http.GET;
-import retrofit2.http.Query;
-
-public interface CloudLessonApi {
-    @GET(UrlAddress.GET_CLOUD_LESSON)
-    Observable<BaseResponse<LessonSetting>> getCloudLessonSetting(
-            @Query("sn") String sn
-    );
-}
diff --git a/app/src/main/java/com/xuexispace/ai/network/api/CloudLessonAppApi.java b/app/src/main/java/com/xuexispace/ai/network/api/CloudLessonAppApi.java
deleted file mode 100644
index 7427582..0000000
--- a/app/src/main/java/com/xuexispace/ai/network/api/CloudLessonAppApi.java
+++ /dev/null
@@ -1,16 +0,0 @@
-package com.xuexispace.ai.network.api;
-
-import com.xuexispace.ai.bean.BaseResponse;
-import com.xuexispace.ai.bean.LessonApp;
-import com.xuexispace.ai.network.UrlAddress;
-
-import io.reactivex.rxjava3.core.Observable;
-import retrofit2.http.GET;
-import retrofit2.http.Query;
-
-public interface CloudLessonAppApi {
-    @GET(UrlAddress.GET_CLOUD_LESSON_APP)
-    Observable<BaseResponse<LessonApp>> getCloudLessonApp(
-            @Query("sn") String sn
-    );
-}
diff --git a/app/src/main/java/com/xuexispace/ai/network/api/GetHomeworkApi.java b/app/src/main/java/com/xuexispace/ai/network/api/GetHomeworkApi.java
deleted file mode 100644
index c30b6b0..0000000
--- a/app/src/main/java/com/xuexispace/ai/network/api/GetHomeworkApi.java
+++ /dev/null
@@ -1,18 +0,0 @@
-package com.xuexispace.ai.network.api;
-
-import com.xuexispace.ai.bean.BaseResponse;
-import com.xuexispace.ai.bean.HomeworkBean;
-import com.xuexispace.ai.network.UrlAddress;
-
-import java.util.ArrayList;
-
-import io.reactivex.rxjava3.core.Observable;
-import retrofit2.http.GET;
-import retrofit2.http.Query;
-
-public interface GetHomeworkApi {
-    @GET(UrlAddress.GET_HOMEWORK)
-    Observable<BaseResponse<ArrayList<HomeworkBean>>> getHomeworks(
-            @Query("sn") String sn
-    );
-}
diff --git a/app/src/main/java/com/xuexispace/ai/network/api/HomeworkApi.java b/app/src/main/java/com/xuexispace/ai/network/api/HomeworkApi.java
new file mode 100644
index 0000000..f83a7ae
--- /dev/null
+++ b/app/src/main/java/com/xuexispace/ai/network/api/HomeworkApi.java
@@ -0,0 +1,34 @@
+package com.xuexispace.ai.network.api;
+
+import com.xuexispace.ai.bean.BaseResponse;
+import com.xuexispace.ai.bean.HomeworkBean;
+import com.xuexispace.ai.network.UrlAddress;
+
+import java.util.ArrayList;
+
+import io.reactivex.rxjava3.core.Observable;
+import retrofit2.http.Field;
+import retrofit2.http.FormUrlEncoded;
+import retrofit2.http.GET;
+import retrofit2.http.POST;
+import retrofit2.http.Query;
+
+public interface HomeworkApi {
+    @GET(UrlAddress.GET_HOMEWORK)
+    Observable<BaseResponse<ArrayList<HomeworkBean>>> getHomeworks(
+            @Query("sn") String sn
+    );
+
+    @GET(UrlAddress.GET_HOMEWORK_DETAIL)
+    Observable<BaseResponse<HomeworkBean>> getHomeworkDetail(
+            @Query("sn") String sn,
+            @Query("id") int id
+    );
+
+    @FormUrlEncoded
+    @POST(UrlAddress.GET_HOMEWORK_UPDATE)
+    Observable<BaseResponse> updateHomework(
+            @Field("sn") String sn,
+            @Field("id") int id
+    );
+}
diff --git a/app/src/main/java/com/xuexispace/ai/network/api/HomeworkDetailApi.java b/app/src/main/java/com/xuexispace/ai/network/api/HomeworkDetailApi.java
deleted file mode 100644
index a74b0f2..0000000
--- a/app/src/main/java/com/xuexispace/ai/network/api/HomeworkDetailApi.java
+++ /dev/null
@@ -1,17 +0,0 @@
-package com.xuexispace.ai.network.api;
-
-import com.xuexispace.ai.bean.BaseResponse;
-import com.xuexispace.ai.bean.HomeworkBean;
-import com.xuexispace.ai.network.UrlAddress;
-
-import io.reactivex.rxjava3.core.Observable;
-import retrofit2.http.GET;
-import retrofit2.http.Query;
-
-public interface HomeworkDetailApi {
-    @GET(UrlAddress.GET_HOMEWORK_DETAIL)
-    Observable<BaseResponse<HomeworkBean>> getHomeworkDetail(
-            @Query("sn") String sn,
-            @Query("id") int id
-    );
-}
diff --git a/app/src/main/java/com/xuexispace/ai/network/api/HomeworkUpdateApi.java b/app/src/main/java/com/xuexispace/ai/network/api/HomeworkUpdateApi.java
deleted file mode 100644
index 50e27c6..0000000
--- a/app/src/main/java/com/xuexispace/ai/network/api/HomeworkUpdateApi.java
+++ /dev/null
@@ -1,19 +0,0 @@
-package com.xuexispace.ai.network.api;
-
-import com.xuexispace.ai.bean.BaseResponse;
-import com.xuexispace.ai.network.UrlAddress;
-
-import io.reactivex.rxjava3.core.Observable;
-import retrofit2.http.Field;
-import retrofit2.http.FormUrlEncoded;
-import retrofit2.http.POST;
-
-public interface HomeworkUpdateApi {
-    @FormUrlEncoded
-    @POST(UrlAddress.GET_HOMEWORK_UPDATE)
-    Observable<BaseResponse> updateHomework(
-            @Field("sn") String sn,
-            @Field("id") int id
-    );
-
-}
diff --git a/app/src/main/java/com/xuexispace/ai/network/api/RunNewApp.java b/app/src/main/java/com/xuexispace/ai/network/api/RunNewApp.java
deleted file mode 100644
index b92eec6..0000000
--- a/app/src/main/java/com/xuexispace/ai/network/api/RunNewApp.java
+++ /dev/null
@@ -1,18 +0,0 @@
-package com.xuexispace.ai.network.api;
-
-import com.xuexispace.ai.bean.BaseResponse;
-import com.xuexispace.ai.network.UrlAddress;
-
-import io.reactivex.rxjava3.core.Observable;
-import retrofit2.http.Field;
-import retrofit2.http.FormUrlEncoded;
-import retrofit2.http.POST;
-
-public interface RunNewApp {
-    @FormUrlEncoded
-    @POST(UrlAddress.RUN_NEW_APP)
-    Observable<BaseResponse> sendRunningInfo(
-            @Field("sn") String sn,
-            @Field("app") String app
-    );
-}
diff --git a/app/src/main/java/com/xuexispace/ai/network/api/SNInfoApi.java b/app/src/main/java/com/xuexispace/ai/network/api/SNInfoApi.java
deleted file mode 100644
index 1eb517c..0000000
--- a/app/src/main/java/com/xuexispace/ai/network/api/SNInfoApi.java
+++ /dev/null
@@ -1,16 +0,0 @@
-package com.xuexispace.ai.network.api;
-
-import com.xuexispace.ai.bean.BaseResponse;
-import com.xuexispace.ai.bean.SnInfo;
-import com.xuexispace.ai.network.UrlAddress;
-
-import io.reactivex.rxjava3.core.Observable;
-import retrofit2.http.GET;
-import retrofit2.http.Query;
-
-public interface SNInfoApi {
-    @GET(UrlAddress.SNINFO)
-    Observable<BaseResponse<SnInfo>> getsninfo(
-            @Query("sn") String sn
-    );
-}
diff --git a/app/src/main/java/com/xuexispace/ai/network/api/SettingApi.java b/app/src/main/java/com/xuexispace/ai/network/api/SettingApi.java
index 8d02305..9855df3 100644
--- a/app/src/main/java/com/xuexispace/ai/network/api/SettingApi.java
+++ b/app/src/main/java/com/xuexispace/ai/network/api/SettingApi.java
@@ -1,6 +1,8 @@
 package com.xuexispace.ai.network.api;
 
 import com.xuexispace.ai.bean.BaseResponse;
+import com.xuexispace.ai.bean.LessonApp;
+import com.xuexispace.ai.bean.LessonSetting;
 import com.xuexispace.ai.bean.SystemSettings;
 import com.xuexispace.ai.network.UrlAddress;
 
@@ -9,6 +11,16 @@ import retrofit2.http.GET;
 import retrofit2.http.Query;
 
 public interface SettingApi {
+    @GET(UrlAddress.GET_CLOUD_LESSON)
+    Observable<BaseResponse<LessonSetting>> getCloudLessonSetting(
+            @Query("sn") String sn
+    );
+
+    @GET(UrlAddress.GET_CLOUD_LESSON_APP)
+    Observable<BaseResponse<LessonApp>> getCloudLessonApp(
+            @Query("sn") String sn
+    );
+
     @GET(UrlAddress.GET_SETTINGS)
     Observable<BaseResponse<SystemSettings>> getSetting(
             @Query("sn") String sn
diff --git a/app/src/main/java/com/xuexispace/ai/network/api/SnInfoApi.java b/app/src/main/java/com/xuexispace/ai/network/api/SnInfoApi.java
new file mode 100644
index 0000000..a045771
--- /dev/null
+++ b/app/src/main/java/com/xuexispace/ai/network/api/SnInfoApi.java
@@ -0,0 +1,56 @@
+package com.xuexispace.ai.network.api;
+
+import com.xuexispace.ai.bean.BaseResponse;
+import com.xuexispace.ai.bean.SnInfo;
+import com.xuexispace.ai.bean.StudyStatBean;
+import com.xuexispace.ai.bean.UserAvatarInfo;
+import com.xuexispace.ai.network.UrlAddress;
+
+import io.reactivex.rxjava3.core.Observable;
+import okhttp3.MultipartBody;
+import okhttp3.RequestBody;
+import retrofit2.http.Body;
+import retrofit2.http.Field;
+import retrofit2.http.FormUrlEncoded;
+import retrofit2.http.GET;
+import retrofit2.http.Multipart;
+import retrofit2.http.POST;
+import retrofit2.http.Part;
+import retrofit2.http.Query;
+
+public interface SnInfoApi {
+    @GET(UrlAddress.SNINFO)
+    Observable<BaseResponse<SnInfo>> getsninfo(
+            @Query("sn") String sn
+    );
+
+    @FormUrlEncoded
+    @POST(UrlAddress.GET_USER_AVATAR_INFO)
+    Observable<BaseResponse<UserAvatarInfo>> getUserAvatarInfo(
+            @Field("sn") String sn
+    );
+
+    @POST(UrlAddress.UPDATE_INFO)
+    Observable<BaseResponse> updateUserInfo(@Body RequestBody requestBody);
+
+    @Multipart
+    @POST(UrlAddress.UPDATE_INFO)
+    Observable<BaseResponse> updateUserInfo(
+            @Body RequestBody requestBody,
+            @Part MultipartBody.Part body);
+
+    @GET(UrlAddress.GET_STUDY_STAT)
+    Observable<BaseResponse<StudyStatBean>> getStudyStat(
+            @Query("sn") String sn
+    );
+
+    @FormUrlEncoded
+    @POST(UrlAddress.UPDATE_ADDRESS)
+    Observable<BaseResponse> updateAddress(
+            @Field("sn") String sn,
+            @Field("address") String address,
+            @Field("longitude") double longitude,
+            @Field("latitude") double latitude
+    );
+
+}
diff --git a/app/src/main/java/com/xuexispace/ai/network/api/StudyStatApi.java b/app/src/main/java/com/xuexispace/ai/network/api/StudyStatApi.java
deleted file mode 100644
index 7675bf1..0000000
--- a/app/src/main/java/com/xuexispace/ai/network/api/StudyStatApi.java
+++ /dev/null
@@ -1,16 +0,0 @@
-package com.xuexispace.ai.network.api;
-
-import com.xuexispace.ai.bean.BaseResponse;
-import com.xuexispace.ai.bean.StudyStatBean;
-import com.xuexispace.ai.network.UrlAddress;
-
-import io.reactivex.rxjava3.core.Observable;
-import retrofit2.http.GET;
-import retrofit2.http.Query;
-
-public interface StudyStatApi {
-    @GET(UrlAddress.GET_STUDY_STAT)
-    Observable<BaseResponse<StudyStatBean>> getStudyStat(
-            @Query("sn") String sn
-    );
-}
\ No newline at end of file
diff --git a/app/src/main/java/com/xuexispace/ai/network/api/UpdateAddressApi.java b/app/src/main/java/com/xuexispace/ai/network/api/UpdateAddressApi.java
deleted file mode 100644
index 6290c7f..0000000
--- a/app/src/main/java/com/xuexispace/ai/network/api/UpdateAddressApi.java
+++ /dev/null
@@ -1,20 +0,0 @@
-package com.xuexispace.ai.network.api;
-
-import com.xuexispace.ai.bean.BaseResponse;
-import com.xuexispace.ai.network.UrlAddress;
-
-import io.reactivex.rxjava3.core.Observable;
-import retrofit2.http.Field;
-import retrofit2.http.FormUrlEncoded;
-import retrofit2.http.POST;
-
-public interface UpdateAddressApi {
-    @FormUrlEncoded
-    @POST(UrlAddress.UPDATE_ADDRESS)
-    Observable<BaseResponse> updateAddress(
-            @Field("sn") String sn,
-            @Field("address") String address,
-            @Field("longitude") double longitude,
-            @Field("latitude") double latitude
-    );
-}
diff --git a/app/src/main/java/com/xuexispace/ai/network/api/UpdateAlarmClockApi.java b/app/src/main/java/com/xuexispace/ai/network/api/UpdateAlarmClockApi.java
deleted file mode 100644
index c8f1dc0..0000000
--- a/app/src/main/java/com/xuexispace/ai/network/api/UpdateAlarmClockApi.java
+++ /dev/null
@@ -1,18 +0,0 @@
-package com.xuexispace.ai.network.api;
-
-import com.xuexispace.ai.bean.BaseResponse;
-import com.xuexispace.ai.network.UrlAddress;
-
-import io.reactivex.rxjava3.core.Observable;
-import retrofit2.http.Field;
-import retrofit2.http.FormUrlEncoded;
-import retrofit2.http.POST;
-
-public interface UpdateAlarmClockApi {
-    @FormUrlEncoded
-    @POST(UrlAddress.UPDATE_ALARM_CLOCK)
-    Observable<BaseResponse> updateAlarm(
-            @Field("sn") String sn,
-            @Field("id") int id
-    );
-}
diff --git a/app/src/main/java/com/xuexispace/ai/network/api/UpdateInfoControl.java b/app/src/main/java/com/xuexispace/ai/network/api/UpdateInfoControl.java
deleted file mode 100644
index 64bdcd8..0000000
--- a/app/src/main/java/com/xuexispace/ai/network/api/UpdateInfoControl.java
+++ /dev/null
@@ -1,23 +0,0 @@
-package com.xuexispace.ai.network.api;
-
-import com.xuexispace.ai.bean.BaseResponse;
-import com.xuexispace.ai.network.UrlAddress;
-
-import io.reactivex.rxjava3.core.Observable;
-import okhttp3.MultipartBody;
-import okhttp3.RequestBody;
-import retrofit2.http.Body;
-import retrofit2.http.Multipart;
-import retrofit2.http.POST;
-import retrofit2.http.Part;
-
-public interface UpdateInfoControl {
-    @POST(UrlAddress.UPDATE_INFO)
-    Observable<BaseResponse> updateUserInfo(@Body RequestBody requestBody);
-
-    @Multipart
-    @POST(UrlAddress.UPDATE_INFO)
-    Observable<BaseResponse> updateUserInfo(
-            @Body RequestBody requestBody,
-            @Part MultipartBody.Part body);
-}
diff --git a/app/src/main/java/com/xuexispace/ai/network/api/UserInfoControl.java b/app/src/main/java/com/xuexispace/ai/network/api/UserInfoControl.java
deleted file mode 100644
index 101435c..0000000
--- a/app/src/main/java/com/xuexispace/ai/network/api/UserInfoControl.java
+++ /dev/null
@@ -1,18 +0,0 @@
-package com.xuexispace.ai.network.api;
-
-import com.xuexispace.ai.bean.BaseResponse;
-import com.xuexispace.ai.bean.UserAvatarInfo;
-import com.xuexispace.ai.network.UrlAddress;
-
-import io.reactivex.rxjava3.core.Observable;
-import retrofit2.http.Field;
-import retrofit2.http.FormUrlEncoded;
-import retrofit2.http.POST;
-
-public interface UserInfoControl {
-    @FormUrlEncoded
-    @POST(UrlAddress.GET_USER_AVATAR_INFO)
-    Observable<BaseResponse<UserAvatarInfo>> getUserAvatarInfo(
-            @Field("sn") String sn
-    );
-}
diff --git a/app/src/main/java/com/xuexispace/ai/utils/Utils.java b/app/src/main/java/com/xuexispace/ai/utils/Utils.java
index 575bd3e..8cb21ca 100644
--- a/app/src/main/java/com/xuexispace/ai/utils/Utils.java
+++ b/app/src/main/java/com/xuexispace/ai/utils/Utils.java
@@ -399,4 +399,21 @@ public class Utils {
         }
         return builder.toString();
     }
+
+    public static String getCacheDir(Context context) {
+        String cachePath;
+        if (Environment.MEDIA_MOUNTED.equals(Environment.getExternalStorageState())
+                || !Environment.isExternalStorageRemovable()) {
+            if (context.getExternalCacheDir() != null) {
+                cachePath = context.getExternalCacheDir().getPath();
+            } else if (context.getExternalFilesDir("cache") != null) {
+                cachePath = context.getExternalFilesDir("cache").getPath();
+            } else {
+                cachePath = context.getCacheDir().getPath();
+            }
+        } else {
+            cachePath = context.getCacheDir().getPath();
+        }
+        return cachePath;
+    }
 }
diff --git a/app/src/main/res/drawable-hdpi/applet_qrcode.png b/app/src/main/res/drawable-hdpi/applet_qrcode.png
index e7a0349..d8d6b29 100644
Binary files a/app/src/main/res/drawable-hdpi/applet_qrcode.png and b/app/src/main/res/drawable-hdpi/applet_qrcode.png differ
diff --git a/app/src/main/res/drawable-hdpi/wechat_bind_process.png b/app/src/main/res/drawable-hdpi/wechat_bind_process.png
index 7bbfd7f..c66c396 100644
Binary files a/app/src/main/res/drawable-hdpi/wechat_bind_process.png and b/app/src/main/res/drawable-hdpi/wechat_bind_process.png differ
diff --git a/app/src/main/res/layout/activity_main.xml b/app/src/main/res/layout/activity_main.xml
index c5a79b5..a056e5c 100644
--- a/app/src/main/res/layout/activity_main.xml
+++ b/app/src/main/res/layout/activity_main.xml
@@ -20,25 +20,16 @@
             android:layout_width="match_parent"
             android:layout_height="match_parent">
 
-            <androidx.viewpager.widget.ViewPager
-                android:id="@+id/viewPager"
+            <fragment
+                android:id="@+id/subjectFragment"
+                android:name="com.xuexispace.ai.fragment.subject.SubjectFragment"
                 android:layout_width="match_parent"
                 android:layout_height="0dp"
-                app:layout_constraintBottom_toTopOf="@+id/magicIndicator"
+                app:layout_constraintBottom_toTopOf="@+id/constraintLayout2"
                 app:layout_constraintEnd_toEndOf="parent"
                 app:layout_constraintStart_toStartOf="parent"
                 app:layout_constraintTop_toTopOf="parent" />
 
-            <net.lucode.hackware.magicindicator.MagicIndicator
-                android:id="@+id/magicIndicator"
-                android:layout_width="wrap_content"
-                android:layout_height="@dimen/dp_16"
-                android:layout_centerHorizontal="true"
-                android:visibility="visible"
-                app:layout_constraintBottom_toTopOf="@+id/constraintLayout2"
-                app:layout_constraintEnd_toEndOf="parent"
-                app:layout_constraintStart_toStartOf="parent" />
-
             <ImageView
                 android:id="@+id/iv_robot"
                 android:layout_width="@dimen/dp_40"
@@ -178,7 +169,8 @@
                         android:layout_height="wrap_content"
                         android:layout_marginStart="@dimen/dp_4"
                         android:layout_marginEnd="@dimen/dp_4"
-                        android:onClick="@{click::open2}">
+                        android:onClick="@{click::open2}"
+                        android:visibility="gone">
 
                         <ImageView
                             android:id="@+id/iv_icon2"
@@ -244,7 +236,7 @@
                         android:layout_marginStart="@dimen/dp_4"
                         android:layout_marginEnd="@dimen/dp_4"
                         android:onClick="@{click::open4}"
-                        android:visibility="visible">
+                        android:visibility="gone">
 
                         <ImageView
                             android:id="@+id/iv_icon4"
diff --git a/app/src/main/res/values/strings.xml b/app/src/main/res/values/strings.xml
index 65ef393..50e4987 100644
--- a/app/src/main/res/values/strings.xml
+++ b/app/src/main/res/values/strings.xml
@@ -1,5 +1,5 @@
 <resources>
-    <string name="app_name">学习精灵</string>
+    <string name="app_name">学习空间</string>
     <string name="privacy_agreement"><u>隐私协议</u></string>
     <string name="privacy_agreement_title">服务协议和隐私政策</string>
     <string name="privacy_agreement_content">\t\t\t\t请你务必审慎阅读、充分理解“服务协议”和“隐私政策”各条款，包括但不限于：为了向你提供即时通讯，内容分享等服务，