diff --git a/HelloWorld.pro b/Serialicon.pro
similarity index 96%
rename from HelloWorld.pro
rename to Serialicon.pro
index 8980c54..35f73a5 100644
--- a/HelloWorld.pro
+++ b/Serialicon.pro
@@ -19,7 +19,7 @@ FORMS += \
     mainwindow.ui
 
 TRANSLATIONS += \
-    HelloWorld_zh_CN.ts
+    Serialicon_zh_CN.ts
 CONFIG += lrelease
 CONFIG += embed_translations
 
diff --git a/HelloWorld_zh_CN.ts b/Serialicon_zh_CN.ts
similarity index 100%
rename from HelloWorld_zh_CN.ts
rename to Serialicon_zh_CN.ts
diff --git a/main.cpp b/main.cpp
index a30848a..a9b9910 100644
--- a/main.cpp
+++ b/main.cpp
@@ -11,7 +11,7 @@ int main(int argc, char *argv[])
     QTranslator translator;
     const QStringList uiLanguages = QLocale::system().uiLanguages();
     for (const QString &locale : uiLanguages) {
-        const QString baseName = "HelloWorld_" + QLocale(locale).name();
+        const QString baseName = "Serialicon_" + QLocale(locale).name();
         if (translator.load(":/i18n/" + baseName)) {
             a.installTranslator(&translator);
             break;
diff --git a/mainwindow.cpp b/mainwindow.cpp
index 64161cd..d083a3f 100644
--- a/mainwindow.cpp
+++ b/mainwindow.cpp
@@ -8,7 +8,6 @@ MainWindow::MainWindow(QWidget *parent)
     m_serialPort = new QSerialPort();
 
     ui->setupUi(this);
-    setWindowTitle("Serial Helper");
 }
 
 MainWindow::~MainWindow()
diff --git a/mainwindow.h b/mainwindow.h
index 4c2a929..19f9541 100644
--- a/mainwindow.h
+++ b/mainwindow.h
@@ -28,10 +28,6 @@ private slots:
 
     void on_btn_serial_toggle_clicked();
 
-    void on_comboBox_serial_currentIndexChanged(int index);
-
-    void on_comboBox_baud_currentIndexChanged(int index);
-
 private:
     Ui::MainWindow *ui;
 
diff --git a/mainwindow.ui b/mainwindow.ui
index 1f3e796..a04c93b 100644
--- a/mainwindow.ui
+++ b/mainwindow.ui
@@ -11,7 +11,7 @@
    </rect>
   </property>
   <property name="windowTitle">
-   <string>Serial Helper</string>
+   <string>Serialicon by Tmithy Yin</string>
   </property>
   <widget class="QWidget" name="centralwidget">
    <widget class="QWidget" name="horizontalLayoutWidget_10">