diff --git a/src/preference/prefmanage.cpp b/src/preference/prefmanage.cpp
index 3a45265..eed39f3 100644
--- a/src/preference/prefmanage.cpp
+++ b/src/preference/prefmanage.cpp
@@ -405,6 +405,9 @@ void PrefManage::on_cbLanuage_currentTextChanged(const QString &language)
     const QString strLanuage = btn->itemData(btn->currentIndex()).toString();
     DATAMAID->setParaValue("lanuage", strLanuage);
 
+    auto t = DATAMAID->paraValue("font").value<QString>();
+    
+
     QTranslator trans;
     QString qmPath(qApp->applicationDirPath());
 #if defined(Q_OS_MAC)
@@ -416,6 +419,15 @@ void PrefManage::on_cbLanuage_currentTextChanged(const QString &language)
     qApp->installTranslator(&trans);
 
     ui->retranslateUi(this);
+    ui->btnFont->setText(DATAMAID->paraValue("font").value<QString>()); // fix: 切换后文本空白； 没有 tr 放于 retranslateUi 后
+    
+    QString bit;
+    if (_BIT_ARCH == 4) bit = "x86";
+    else if (_BIT_ARCH == 8) bit = "x64";
+    ui->labVersion->setText(QString("%1-Beta %2 (%3)")
+        .arg(_PROJECT_VERSION)
+        .arg(bit)
+        .arg(_VERSION_BUILD_TIME));
 }
 
 
diff --git a/src/preference/prefmanage.ui b/src/preference/prefmanage.ui
index 51ace73..41b0cf2 100644
--- a/src/preference/prefmanage.ui
+++ b/src/preference/prefmanage.ui
@@ -29,7 +29,7 @@
       <enum>QTabWidget::Rounded</enum>
      </property>
      <property name="currentIndex">
-      <number>4</number>
+      <number>0</number>
      </property>
      <widget class="QWidget" name="tabGeneral">
       <attribute name="title">
@@ -1136,6 +1136,9 @@
              <property name="text">
               <string>simple and beautiful cross-platform screenshot software.</string>
              </property>
+             <property name="alignment">
+              <set>Qt::AlignCenter</set>
+             </property>
             </widget>
            </item>
           </layout>
diff --git a/src/screen/tray.cpp b/src/screen/tray.cpp
index a3584a5..1d2fb40 100644
--- a/src/screen/tray.cpp
+++ b/src/screen/tray.cpp
@@ -186,7 +186,11 @@ void Tray::onPreference(bool checked)
 
     m_pPref->setVisible(true);
     m_pPref->adjustSize();
+
+#ifdef Q_OS_WIN
     m_pPref->setFixedSize(m_pPref->size());
+#endif
+
 }
 
 void Tray::onKeySequenceChanged(const QKeySequence& keySequence)
@@ -246,7 +250,8 @@ void Tray::onNotificHotkeyRegisteredFail(std::map<const QString, const QString>
     QString msg;
     for (const auto& it: map) {
         msg += (it.first + ": " + it.second + "\n");
-        msg.left(msg.lastIndexOf('\n'));
+        auto t = msg.lastIndexOf('\n');
+        msg.left(t);
     }
 
     m_trayIcon->showMessage(title, msg, QIcon(":/resources/Logo.png"), 6000);