diff --git a/db/ConfigBuilder.cpp b/db/ConfigBuilder.cpp
index 56c03d4..cb5aec3 100644
--- a/db/ConfigBuilder.cpp
+++ b/db/ConfigBuilder.cpp
@@ -860,7 +860,7 @@ namespace NekoRay {
         // experimental
         QJsonObject experimentalObj;
 
-        if (NekoRay::dataStore->core_box_clash_api > 0) {
+        if (!status->forTest && NekoRay::dataStore->core_box_clash_api > 0) {
             QJsonObject clash_api = {
                 {"external_controller", "127.0.0.1:" + Int2String(NekoRay::dataStore->core_box_clash_api)},
                 {"secret", NekoRay::dataStore->core_box_clash_api_secret},
diff --git a/main/main.cpp b/main/main.cpp
index a093598..2c1b3c0 100644
--- a/main/main.cpp
+++ b/main/main.cpp
@@ -147,18 +147,19 @@ int main(int argc, char* argv[]) {
     // Load coreType
     auto coreLoaded = ReadFileText("groups/coreType");
     if (coreLoaded.isEmpty()) {
+        NekoRay::coreType = -1;
         loadTranslate(QLocale().name());
         auto dialogFirstSetup = new DialogFirstSetup;
-        auto coreSelected = dialogFirstSetup->exec();
+        dialogFirstSetup->exec();
         dialogFirstSetup->deleteLater();
-        if (coreSelected < 0) {
+        if (NekoRay::coreType < 0) {
             return 0;
         } else {
-            NekoRay::coreType = coreSelected;
+            QDir().mkdir("groups");
             QFile file;
             file.setFileName("groups/coreType");
             file.open(QIODevice::ReadWrite | QIODevice::Truncate);
-            file.write(Int2String(coreSelected).toUtf8());
+            file.write(Int2String(NekoRay::coreType).toUtf8());
             file.close();
         }
     } else {
diff --git a/ui/dialog_first_setup.cpp b/ui/dialog_first_setup.cpp
index 23b5e49..93bfc6c 100644
--- a/ui/dialog_first_setup.cpp
+++ b/ui/dialog_first_setup.cpp
@@ -14,10 +14,9 @@ DialogFirstSetup::~DialogFirstSetup() {
 void DialogFirstSetup::onButtonClicked() {
     auto s = sender();
     if (s == ui->v2ray) {
-        done(NekoRay::CoreType::V2RAY);
+        NekoRay::coreType = NekoRay::CoreType::V2RAY;
     } else if (s == ui->singbox) {
-        done(NekoRay::CoreType::SING_BOX);
-    } else {
-        done(-1);
+        NekoRay::coreType = NekoRay::CoreType::SING_BOX;
     }
+    done(0);
 }
diff --git a/ui/dialog_first_setup.ui b/ui/dialog_first_setup.ui
index 27177ae..b85e613 100644
--- a/ui/dialog_first_setup.ui
+++ b/ui/dialog_first_setup.ui
@@ -26,6 +26,16 @@ These settings can be changed later.</string>
      </property>
     </widget>
    </item>
+   <item>
+    <widget class="QLabel" name="label_2">
+     <property name="text">
+      <string notr="true">&lt;html&gt;&lt;head/&gt;&lt;body&gt;&lt;p&gt;&lt;a href=&quot;https://matsuridayo.github.io/n-configuration/#nekobox&quot;&gt;&lt;span style=&quot; text-decoration: underline; color:#2980b9;&quot;&gt;Help&lt;/span&gt;&lt;/a&gt;&lt;/p&gt;&lt;/body&gt;&lt;/html&gt;</string>
+     </property>
+     <property name="openExternalLinks">
+      <bool>true</bool>
+     </property>
+    </widget>
+   </item>
    <item>
     <widget class="QPushButton" name="v2ray">
      <property name="text">
diff --git a/ui/edit/dialog_edit_profile.ui b/ui/edit/dialog_edit_profile.ui
index 2685b3a..107b9bb 100644
--- a/ui/edit/dialog_edit_profile.ui
+++ b/ui/edit/dialog_edit_profile.ui
@@ -509,7 +509,7 @@ security (QUIC)</string>
             <string>Reality public key. If not empty, turn TLS into REALITY.</string>
            </property>
            <property name="text">
-            <string notr="true">Realty Pbk</string>
+            <string notr="true">Reality Pbk</string>
            </property>
           </widget>
          </item>