diff --git a/app/src/main/AndroidManifest.xml b/app/src/main/AndroidManifest.xml
index 1979a6f..4000d81 100644
--- a/app/src/main/AndroidManifest.xml
+++ b/app/src/main/AndroidManifest.xml
@@ -24,12 +24,12 @@
             </intent-filter>
         </service>
         <service
-            android:name=".service.DaedalusTileService"
-            android:label="@string/app_name"
-            android:icon="@drawable/ic_security"
-            android:permission="android.permission.BIND_QUICK_SETTINGS_TILE">
+                android:name=".service.DaedalusTileService"
+                android:label="@string/app_name"
+                android:icon="@drawable/ic_security"
+                android:permission="android.permission.BIND_QUICK_SETTINGS_TILE">
             <intent-filter>
-                <action android:name="android.service.quicksettings.action.QS_TILE" />
+                <action android:name="android.service.quicksettings.action.QS_TILE"/>
             </intent-filter>
         </service>
 
@@ -71,7 +71,11 @@
                 android:configChanges="keyboard|keyboardHidden|screenLayout|uiMode|orientation|screenSize|smallestScreenSize"
                 android:theme="@style/AppTheme.NoActionBar">
         </activity>
-        <activity android:name=".activity.FilterAppProxyActivity" />
+        <activity
+                android:name=".activity.AppFilterActivity"
+                android:label=""
+                android:configChanges="keyboard|keyboardHidden|screenLayout|uiMode|orientation|screenSize|smallestScreenSize"
+                android:theme="@style/AppTheme.NoActionBar"/>
     </application>
 
-</manifest>
\ No newline at end of file
+</manifest>
diff --git a/app/src/main/java/org/itxtech/daedalus/activity/FilterAppProxyActivity.java b/app/src/main/java/org/itxtech/daedalus/activity/AppFilterActivity.java
similarity index 88%
rename from app/src/main/java/org/itxtech/daedalus/activity/FilterAppProxyActivity.java
rename to app/src/main/java/org/itxtech/daedalus/activity/AppFilterActivity.java
index 7f5b52a..65cc4a2 100644
--- a/app/src/main/java/org/itxtech/daedalus/activity/FilterAppProxyActivity.java
+++ b/app/src/main/java/org/itxtech/daedalus/activity/AppFilterActivity.java
@@ -39,7 +39,7 @@ import java.util.Objects;
  * the Free Software Foundation, either version 3 of the License, or
  * (at your option) any later version.
  */
-public class FilterAppProxyActivity extends AppCompatActivity {
+public class AppFilterActivity extends AppCompatActivity {
 
     private RecyclerViewAdapter adapter;
 
@@ -50,7 +50,7 @@ public class FilterAppProxyActivity extends AppCompatActivity {
         }
         super.onCreate(savedInstanceState);
 
-        setContentView(R.layout.activity_filter_app);
+        setContentView(R.layout.activity_app_filter);
         Toolbar toolbar = findViewById(R.id.toolbar_filter);
         Drawable drawable = ContextCompat.getDrawable(this, R.drawable.ic_clear);
         RecyclerView recyclerView = findViewById(R.id.recyclerView_app_filter_list);
@@ -60,19 +60,10 @@ public class FilterAppProxyActivity extends AppCompatActivity {
         DrawableCompat.setTint(wrappedDrawable, Color.WHITE);
         toolbar.setNavigationIcon(drawable);
         toolbar.setNavigationOnClickListener(v -> onBackPressed());
+        toolbar.setTitle(R.string.settings_app_filter);
         adapter = new RecyclerViewAdapter();
         recyclerView.setAdapter(adapter);
-        new Thread(() -> {
-            ArrayList<AppObject> appList = getAppList();
-            adapter.updateList(appList);
-        }).start();
-    }
-
-    @Override
-    public void onPostCreate(Bundle savedInstanceState) {
-        super.onPostCreate(savedInstanceState);
-        Toolbar toolbar = findViewById(R.id.toolbar_filter);
-        toolbar.setTitle(R.string.settings_app_filter);
+        new Thread(() -> adapter.updateList(getAppList())).start();
     }
 
     @Override
@@ -122,7 +113,7 @@ public class FilterAppProxyActivity extends AppCompatActivity {
             appList = appObjects;
 
             for (int i = 0; i < appObjects.size(); i++) {
-                if (Daedalus.configurations.getFilterAppObjects().contains(appObjects.get(i).appPackageName)) {
+                if (Daedalus.configurations.getAppObjects().contains(appObjects.get(i).appPackageName)) {
                     checkStatus.put(i, true);
                 }
             }
@@ -144,7 +135,7 @@ public class FilterAppProxyActivity extends AppCompatActivity {
             holder.appIcon.setImageDrawable(appList.get(position).appIcon);
             holder.appPackageName = packageName;
             holder.appCheck.setOnCheckedChangeListener(null);
-            if (Daedalus.configurations.getFilterAppObjects().contains(packageName)) {
+            if (Daedalus.configurations.getAppObjects().contains(packageName)) {
                 holder.appCheck.setChecked(true);
             }
             holder.appCheck.setOnCheckedChangeListener((buttonView, isChecked) -> {
@@ -186,10 +177,10 @@ public class FilterAppProxyActivity extends AppCompatActivity {
         public void onClick(View v) {
             if (appCheck.isChecked()) {
                 appCheck.setChecked(false);
-                Daedalus.configurations.getFilterAppObjects().remove(appPackageName);
+                Daedalus.configurations.getAppObjects().remove(appPackageName);
             } else {
                 appCheck.setChecked(true);
-                Daedalus.configurations.getFilterAppObjects().add(appPackageName);
+                Daedalus.configurations.getAppObjects().add(appPackageName);
             }
         }
     }
diff --git a/app/src/main/java/org/itxtech/daedalus/fragment/GlobalConfigFragment.java b/app/src/main/java/org/itxtech/daedalus/fragment/GlobalConfigFragment.java
index 403aa49..79353b9 100644
--- a/app/src/main/java/org/itxtech/daedalus/fragment/GlobalConfigFragment.java
+++ b/app/src/main/java/org/itxtech/daedalus/fragment/GlobalConfigFragment.java
@@ -5,7 +5,7 @@ import android.os.Bundle;
 import android.preference.*;
 import org.itxtech.daedalus.Daedalus;
 import org.itxtech.daedalus.R;
-import org.itxtech.daedalus.activity.FilterAppProxyActivity;
+import org.itxtech.daedalus.activity.AppFilterActivity;
 import org.itxtech.daedalus.activity.MainActivity;
 import org.itxtech.daedalus.util.server.DNSServerHelper;
 
@@ -86,7 +86,7 @@ public class GlobalConfigFragment extends PreferenceFragment {
         });
 
         findPreference("settings_app_filter_list").setOnPreferenceClickListener(preference -> {
-            startActivity(new Intent(getActivity(), FilterAppProxyActivity.class));
+            startActivity(new Intent(getActivity(), AppFilterActivity.class));
             return false;
         });
 
diff --git a/app/src/main/java/org/itxtech/daedalus/fragment/RuleConfigFragment.java b/app/src/main/java/org/itxtech/daedalus/fragment/RuleConfigFragment.java
index 1c4caef..883eddf 100644
--- a/app/src/main/java/org/itxtech/daedalus/fragment/RuleConfigFragment.java
+++ b/app/src/main/java/org/itxtech/daedalus/fragment/RuleConfigFragment.java
@@ -42,9 +42,9 @@ import java.util.concurrent.TimeUnit;
  */
 public class RuleConfigFragment extends ConfigFragment {
     private static final OkHttpClient HTTP_CLIENT = new OkHttpClient.Builder()
-            .connectTimeout(5, TimeUnit.SECONDS)
-            .readTimeout(10, TimeUnit.SECONDS)
-            .writeTimeout(10, TimeUnit.SECONDS)
+            .connectTimeout(30, TimeUnit.SECONDS)
+            .readTimeout(30, TimeUnit.SECONDS)
+            .writeTimeout(30, TimeUnit.SECONDS)
             .build();
 
     private static final int READ_REQUEST_CODE = 1;
diff --git a/app/src/main/java/org/itxtech/daedalus/util/Configurations.java b/app/src/main/java/org/itxtech/daedalus/util/Configurations.java
index d4a7630..7de91c7 100644
--- a/app/src/main/java/org/itxtech/daedalus/util/Configurations.java
+++ b/app/src/main/java/org/itxtech/daedalus/util/Configurations.java
@@ -4,7 +4,6 @@ import com.google.gson.Gson;
 import com.google.gson.stream.JsonReader;
 import org.itxtech.daedalus.Daedalus;
 import org.itxtech.daedalus.util.server.CustomDNSServer;
-import org.itxtech.daedalus.util.server.DNSServer;
 
 import java.io.File;
 import java.io.FileReader;
@@ -28,9 +27,8 @@ public class Configurations {
 
     private static File file;
 
-    private ArrayList<DNSServer> builtInDNSServers;
     private ArrayList<CustomDNSServer> customDNSServers;
-    private ArrayList<String> filterAppObjects;
+    private ArrayList<String> appObjects;
 
     private ArrayList<Rule> hostsRules;
     private ArrayList<Rule> dnsmasqRules;
@@ -69,11 +67,11 @@ public class Configurations {
         return customDNSServers;
     }
 
-    public ArrayList<String> getFilterAppObjects() {
-        if (filterAppObjects == null) {
-            filterAppObjects = new ArrayList<>();
+    public ArrayList<String> getAppObjects() {
+        if (appObjects == null) {
+            appObjects = new ArrayList<>();
         }
-        return filterAppObjects;
+        return appObjects;
     }
 
     public ArrayList<Rule> getHostsRules() {
diff --git a/app/src/main/res/layout/activity_filter_app.xml b/app/src/main/res/layout/activity_app_filter.xml
similarity index 100%
rename from app/src/main/res/layout/activity_filter_app.xml
rename to app/src/main/res/layout/activity_app_filter.xml
diff --git a/app/src/main/res/values-zh-rCN/strings.xml b/app/src/main/res/values-zh-rCN/strings.xml
index 9ff148d..db68622 100644
--- a/app/src/main/res/values-zh-rCN/strings.xml
+++ b/app/src/main/res/values-zh-rCN/strings.xml
@@ -74,7 +74,7 @@
     <string name="settings_rule_sync">同步规则</string>
     <string name="settings_rule_filename">规则文件名</string>
     <string name="settings_rule_import">导入</string>
-    <string name="settings_rule_import_build_in">内置</string>
+    <string name="settings_rule_import_built_in">内置</string>
     <string name="settings_rule_import_external">外部</string>
 
     <string name="settings_server_name">服务器名称</string>
diff --git a/app/src/main/res/values-zh-rTW/strings.xml b/app/src/main/res/values-zh-rTW/strings.xml
index 9aa95ab..2d0bedc 100644
--- a/app/src/main/res/values-zh-rTW/strings.xml
+++ b/app/src/main/res/values-zh-rTW/strings.xml
@@ -73,7 +73,7 @@
     <string name="settings_rule_sync">同步規則</string>
     <string name="settings_rule_filename">規則檔案名稱</string>
     <string name="settings_rule_import">匯入</string>
-    <string name="settings_rule_import_build_in">内置</string>
+    <string name="settings_rule_import_built_in">内置</string>
     <string name="settings_rule_import_external">外部</string>
     <string name="settings_dns_query_method">DNS 查询方式</string>
 
diff --git a/app/src/main/res/values/strings.xml b/app/src/main/res/values/strings.xml
index 62e2d9b..9c1de0f 100644
--- a/app/src/main/res/values/strings.xml
+++ b/app/src/main/res/values/strings.xml
@@ -79,7 +79,7 @@
     <string name="settings_rule_sync">Sync Rule</string>
     <string name="settings_rule_filename">Rule Filename</string>
     <string name="settings_rule_import">Import</string>
-    <string name="settings_rule_import_build_in">Build-in</string>
+    <string name="settings_rule_import_built_in">Built-in</string>
     <string name="settings_rule_import_external">External</string>
 
     <string name="settings_server_name">Server Name</string>
diff --git a/app/src/main/res/xml/perf_rule.xml b/app/src/main/res/xml/perf_rule.xml
index 1db13ab..5e24c80 100644
--- a/app/src/main/res/xml/perf_rule.xml
+++ b/app/src/main/res/xml/perf_rule.xml
@@ -32,9 +32,9 @@
             android:title="@string/settings_rule_import">
         <ListPreference
                 android:key="ruleImportBuildIn"
-                android:title="@string/settings_rule_import_build_in"/>
+                android:title="@string/settings_rule_import_built_in"/>
         <org.itxtech.daedalus.widget.ClickPreference
                 android:key="ruleImportExternal"
                 android:title="@string/settings_rule_import_external"/>
     </PreferenceCategory>
-</PreferenceScreen>
\ No newline at end of file
+</PreferenceScreen>