diff --git a/app/fwupgrade/FWUpgrade_zh_CN.qm b/app/fwupgrade/FWUpgrade_zh_CN.qm
index 3638fe45..fbf77a31 100644
Binary files a/app/fwupgrade/FWUpgrade_zh_CN.qm and b/app/fwupgrade/FWUpgrade_zh_CN.qm differ
diff --git a/app/fwupgrade/FWUpgrade_zh_CN.ts b/app/fwupgrade/FWUpgrade_zh_CN.ts
index f7c9a46e..d2cb4394 100644
--- a/app/fwupgrade/FWUpgrade_zh_CN.ts
+++ b/app/fwupgrade/FWUpgrade_zh_CN.ts
@@ -76,12 +76,12 @@
         <translation>取消</translation>
     </message>
     <message>
-        <location filename="logindialog.cpp" line="29"/>
+        <location filename="logindialog.cpp" line="32"/>
         <source>tips</source>
         <translation>提示</translation>
     </message>
     <message>
-        <location filename="logindialog.cpp" line="29"/>
+        <location filename="logindialog.cpp" line="32"/>
         <source>wrong account or password</source>
         <translation>账户或密码错误</translation>
     </message>
@@ -98,18 +98,17 @@
         <translation>扫描仪维护工具</translation>
     </message>
     <message>
-        <location filename="mainwindow.ui" line="71"/>
+        <location filename="mainwindow.ui" line="84"/>
         <source>update firmware</source>
         <translation>固件升级</translation>
     </message>
     <message>
-        <location filename="mainwindow.ui" line="35"/>
+        <location filename="mainwindow.ui" line="41"/>
         <source>device list</source>
         <translation>设备列表：</translation>
     </message>
     <message>
-        <location filename="mainwindow.ui" line="83"/>
-        <location filename="mainwindow.ui" line="213"/>
+        <location filename="mainwindow.ui" line="226"/>
         <source>device information</source>
         <translation>设备信息</translation>
     </message>
@@ -158,128 +157,128 @@
         <translation type="vanished">管理工具</translation>
     </message>
     <message>
-        <location filename="mainwindow.ui" line="225"/>
+        <location filename="mainwindow.ui" line="238"/>
         <source>roll count:</source>
         <translation>滚轴计数：</translation>
     </message>
     <message>
-        <location filename="mainwindow.ui" line="238"/>
         <location filename="mainwindow.ui" line="251"/>
+        <location filename="mainwindow.ui" line="264"/>
         <source>0</source>
         <translation>0</translation>
     </message>
     <message>
-        <location filename="mainwindow.ui" line="264"/>
+        <location filename="mainwindow.ui" line="277"/>
         <source>scan count:</source>
         <translation>历史扫描张数：</translation>
     </message>
     <message>
-        <location filename="mainwindow.ui" line="277"/>
+        <location filename="mainwindow.ui" line="290"/>
         <source>clear roll count</source>
         <translation>清除滚轴计数</translation>
     </message>
     <message>
-        <location filename="mainwindow.ui" line="290"/>
+        <location filename="mainwindow.ui" line="303"/>
         <source>Serial number:</source>
         <translation>序列号：</translation>
     </message>
     <message>
-        <location filename="mainwindow.ui" line="303"/>
+        <location filename="mainwindow.ui" line="316"/>
         <source>Firmware number:</source>
         <translation>固件号：</translation>
     </message>
     <message>
-        <location filename="mainwindow.ui" line="316"/>
+        <location filename="mainwindow.ui" line="329"/>
         <source>Speed mode:</source>
         <translation>速度模式：</translation>
     </message>
     <message>
-        <location filename="mainwindow.ui" line="322"/>
+        <location filename="mainwindow.ui" line="335"/>
         <source>correction</source>
         <translation>畸变校正</translation>
     </message>
     <message>
-        <location filename="mainwindow.ui" line="335"/>
+        <location filename="mainwindow.ui" line="348"/>
         <source>Color</source>
         <translation>24位彩色</translation>
     </message>
     <message>
-        <location filename="mainwindow.ui" line="340"/>
+        <location filename="mainwindow.ui" line="353"/>
         <source>Gray</source>
         <translation>256级灰度</translation>
     </message>
     <message>
-        <location filename="mainwindow.ui" line="355"/>
+        <location filename="mainwindow.ui" line="368"/>
         <source>200</source>
         <translation>200</translation>
     </message>
     <message>
-        <location filename="mainwindow.ui" line="360"/>
+        <location filename="mainwindow.ui" line="373"/>
         <source>300</source>
         <translation>300</translation>
     </message>
     <message>
-        <location filename="mainwindow.ui" line="365"/>
+        <location filename="mainwindow.ui" line="378"/>
         <source>600</source>
         <translation>600</translation>
     </message>
     <message>
-        <location filename="mainwindow.ui" line="379"/>
+        <location filename="mainwindow.ui" line="392"/>
         <source>Color mode:</source>
         <translation>颜色模式:</translation>
     </message>
     <message>
-        <location filename="mainwindow.ui" line="392"/>
+        <location filename="mainwindow.ui" line="405"/>
         <source>Dpi:</source>
         <translation>分辨率:</translation>
     </message>
     <message>
-        <location filename="mainwindow.ui" line="418"/>
+        <location filename="mainwindow.ui" line="431"/>
         <source>Get distortion</source>
         <translation>获取畸变值</translation>
     </message>
     <message>
-        <location filename="mainwindow.ui" line="431"/>
+        <location filename="mainwindow.ui" line="444"/>
         <source>Set distortion</source>
         <translation>设置畸变值</translation>
     </message>
     <message>
-        <location filename="mainwindow.ui" line="444"/>
+        <location filename="mainwindow.ui" line="457"/>
         <source>Correct</source>
         <translation>开始自动校正</translation>
     </message>
     <message>
-        <location filename="mainwindow.ui" line="457"/>
+        <location filename="mainwindow.ui" line="470"/>
         <source>Have not corrected</source>
         <translation>未校正</translation>
     </message>
     <message>
-        <location filename="mainwindow.ui" line="473"/>
+        <location filename="mainwindow.ui" line="486"/>
         <source>password change</source>
         <translation>修改账户密码</translation>
     </message>
     <message>
-        <location filename="mainwindow.ui" line="485"/>
+        <location filename="mainwindow.ui" line="498"/>
         <source>old password</source>
         <translation>旧密码：</translation>
     </message>
     <message>
-        <location filename="mainwindow.ui" line="498"/>
+        <location filename="mainwindow.ui" line="511"/>
         <source>new password</source>
         <translation>新密码：</translation>
     </message>
     <message>
-        <location filename="mainwindow.ui" line="531"/>
+        <location filename="mainwindow.ui" line="544"/>
         <source>modify password</source>
         <translation>确认修改</translation>
     </message>
     <message>
-        <location filename="mainwindow.ui" line="554"/>
+        <location filename="mainwindow.ui" line="567"/>
         <source>confirm new password</source>
         <translation>确认新密码：</translation>
     </message>
     <message>
-        <location filename="mainwindow.ui" line="578"/>
+        <location filename="mainwindow.ui" line="591"/>
         <source>exit</source>
         <translation>关闭</translation>
     </message>
@@ -296,41 +295,40 @@
         <translation type="vanished">打开设备：%1，固件版本号为：%2</translation>
     </message>
     <message>
-        <location filename="mainwindow.cpp" line="361"/>
-        <location filename="mainwindow.cpp" line="362"/>
-        <location filename="mainwindow.cpp" line="363"/>
-        <location filename="mainwindow.cpp" line="375"/>
-        <location filename="mainwindow.cpp" line="387"/>
+        <location filename="mainwindow.cpp" line="369"/>
+        <location filename="mainwindow.cpp" line="370"/>
+        <location filename="mainwindow.cpp" line="371"/>
+        <location filename="mainwindow.cpp" line="383"/>
+        <location filename="mainwindow.cpp" line="395"/>
         <source>do not support</source>
         <translation>不支持</translation>
     </message>
     <message>
-        <location filename="mainwindow.cpp" line="399"/>
         <source>open device error: %1</source>
-        <translation>打开设备错误：%1</translation>
+        <translation type="vanished">打开设备错误：%1</translation>
     </message>
     <message>
-        <location filename="mainwindow.cpp" line="404"/>
+        <location filename="mainwindow.cpp" line="423"/>
         <source>no device opened</source>
         <translation>无设备打开</translation>
     </message>
     <message>
-        <location filename="mainwindow.cpp" line="449"/>
-        <location filename="mainwindow.cpp" line="494"/>
-        <location filename="mainwindow.cpp" line="504"/>
-        <location filename="mainwindow.cpp" line="527"/>
-        <location filename="mainwindow.cpp" line="577"/>
-        <location filename="mainwindow.cpp" line="641"/>
-        <location filename="mainwindow.cpp" line="657"/>
-        <location filename="mainwindow.cpp" line="664"/>
-        <location filename="mainwindow.cpp" line="671"/>
-        <location filename="mainwindow.cpp" line="678"/>
-        <location filename="mainwindow.cpp" line="687"/>
+        <location filename="mainwindow.cpp" line="468"/>
+        <location filename="mainwindow.cpp" line="513"/>
+        <location filename="mainwindow.cpp" line="523"/>
+        <location filename="mainwindow.cpp" line="546"/>
+        <location filename="mainwindow.cpp" line="596"/>
+        <location filename="mainwindow.cpp" line="660"/>
+        <location filename="mainwindow.cpp" line="676"/>
+        <location filename="mainwindow.cpp" line="683"/>
+        <location filename="mainwindow.cpp" line="690"/>
+        <location filename="mainwindow.cpp" line="697"/>
+        <location filename="mainwindow.cpp" line="706"/>
         <source>tips</source>
         <translation>提示</translation>
     </message>
     <message>
-        <location filename="mainwindow.cpp" line="449"/>
+        <location filename="mainwindow.cpp" line="468"/>
         <source>no version available</source>
         <translation>未获取到可升级版本</translation>
     </message>
@@ -339,7 +337,7 @@
         <translation type="vanished">确定</translation>
     </message>
     <message>
-        <location filename="mainwindow.cpp" line="480"/>
+        <location filename="mainwindow.cpp" line="499"/>
         <source>Open File</source>
         <translation>打开文件</translation>
     </message>
@@ -348,9 +346,9 @@
         <translation type="vanished">压缩文件(* .zip)</translation>
     </message>
     <message>
-        <location filename="mainwindow.cpp" line="568"/>
-        <location filename="mainwindow.cpp" line="588"/>
-        <location filename="mainwindow.cpp" line="609"/>
+        <location filename="mainwindow.cpp" line="587"/>
+        <location filename="mainwindow.cpp" line="607"/>
+        <location filename="mainwindow.cpp" line="628"/>
         <source>device: %1 upgrade firmware success</source>
         <translation>设备：%1 固件升级成功</translation>
     </message>
@@ -363,18 +361,24 @@
         <translation type="vanished">设备: %1, 固件版本: %2, 升级: %3</translation>
     </message>
     <message>
-        <location filename="mainwindow.cpp" line="361"/>
+        <location filename="mainwindow.cpp" line="369"/>
         <source>support</source>
         <translation>支持</translation>
     </message>
     <message>
-        <location filename="mainwindow.cpp" line="480"/>
+        <location filename="mainwindow.cpp" line="369"/>
+        <source>upgrade: %1</source>
+        <oldsource>upgrade: %2</oldsource>
+        <translation>固件更新: %1</translation>
+    </message>
+    <message>
+        <location filename="mainwindow.cpp" line="499"/>
         <source>ZIP Files(*.zip *.zip)</source>
         <translation>压缩文件(*.zip)</translation>
     </message>
     <message>
-        <location filename="mainwindow.cpp" line="494"/>
-        <location filename="mainwindow.cpp" line="527"/>
+        <location filename="mainwindow.cpp" line="513"/>
+        <location filename="mainwindow.cpp" line="546"/>
         <source>the selected firmware is not newer than the current version</source>
         <translation>选择的固件版本比当前版本低</translation>
     </message>
@@ -383,7 +387,7 @@
         <translation type="vanished">固件不匹配</translation>
     </message>
     <message>
-        <location filename="mainwindow.cpp" line="505"/>
+        <location filename="mainwindow.cpp" line="524"/>
         <source>firmware file mismatch, continue?</source>
         <translation>固件文件版本不匹配，是否继续？</translation>
     </message>
@@ -392,101 +396,110 @@
         <translation type="vanished">取消</translation>
     </message>
     <message>
-        <location filename="mainwindow.cpp" line="360"/>
         <source>device: %1, upgrade: %2</source>
-        <translation>设备: %1, 固件升级: %2</translation>
+        <translation type="vanished">设备: %1, 固件升级: %2</translation>
     </message>
     <message>
-        <location filename="mainwindow.cpp" line="362"/>
+        <location filename="mainwindow.cpp" line="370"/>
         <source>FirmWare number: %1</source>
         <translation>固件号: %1</translation>
     </message>
     <message>
-        <location filename="mainwindow.cpp" line="363"/>
+        <location filename="mainwindow.cpp" line="371"/>
         <source>Serial number: %1</source>
         <translation>序列号: %1</translation>
     </message>
     <message>
-        <location filename="mainwindow.cpp" line="364"/>
+        <location filename="mainwindow.cpp" line="372"/>
         <source>speed mode: %1</source>
         <translation>速度模式: %1</translation>
     </message>
     <message>
-        <location filename="mainwindow.cpp" line="572"/>
-        <location filename="mainwindow.cpp" line="592"/>
-        <location filename="mainwindow.cpp" line="613"/>
+        <location filename="mainwindow.cpp" line="414"/>
+        <source>Device is opened by other process</source>
+        <translation>设备被其他进程占用</translation>
+    </message>
+    <message>
+        <location filename="mainwindow.cpp" line="418"/>
+        <source>open device error</source>
+        <translation>打开设备失败</translation>
+    </message>
+    <message>
+        <location filename="mainwindow.cpp" line="591"/>
+        <location filename="mainwindow.cpp" line="611"/>
+        <location filename="mainwindow.cpp" line="632"/>
         <source>device: %1 upgrade firmware failed, io error</source>
         <translation>设备：%1 固件升级失败，IO错误</translation>
     </message>
     <message>
-        <location filename="mainwindow.cpp" line="577"/>
+        <location filename="mainwindow.cpp" line="596"/>
         <source>download firmware fail</source>
         <translation>下载固件失败</translation>
     </message>
     <message>
-        <location filename="mainwindow.cpp" line="632"/>
+        <location filename="mainwindow.cpp" line="651"/>
         <source>Roller scanned count has been set to 0.</source>
         <translation>滚轴计数已清零</translation>
     </message>
     <message>
-        <location filename="mainwindow.cpp" line="636"/>
+        <location filename="mainwindow.cpp" line="655"/>
         <source>Do not supported</source>
         <translation>设备不支持</translation>
     </message>
     <message>
-        <location filename="mainwindow.cpp" line="639"/>
+        <location filename="mainwindow.cpp" line="658"/>
         <source>Roller scanned count reset failed.</source>
         <translation>清除滚轴计数失败</translation>
     </message>
     <message>
-        <location filename="mainwindow.cpp" line="657"/>
+        <location filename="mainwindow.cpp" line="676"/>
         <source>old password is wrong</source>
         <translation>旧密码错误</translation>
     </message>
     <message>
-        <location filename="mainwindow.cpp" line="664"/>
+        <location filename="mainwindow.cpp" line="683"/>
         <source>new password can not be empty</source>
         <translation>新密码不能为空</translation>
     </message>
     <message>
-        <location filename="mainwindow.cpp" line="671"/>
+        <location filename="mainwindow.cpp" line="690"/>
         <source>new password is inconsistent</source>
         <translation>新密码不一致</translation>
     </message>
     <message>
-        <location filename="mainwindow.cpp" line="678"/>
+        <location filename="mainwindow.cpp" line="697"/>
         <source>modify password fail</source>
         <translation>密码修改失败</translation>
     </message>
     <message>
-        <location filename="mainwindow.cpp" line="687"/>
+        <location filename="mainwindow.cpp" line="706"/>
         <source>modify password success</source>
         <translation>密码修改成功</translation>
     </message>
     <message>
-        <location filename="mainwindow.cpp" line="700"/>
-        <location filename="mainwindow.cpp" line="716"/>
-        <location filename="mainwindow.cpp" line="732"/>
+        <location filename="mainwindow.cpp" line="719"/>
+        <location filename="mainwindow.cpp" line="735"/>
+        <location filename="mainwindow.cpp" line="751"/>
         <source>Prompt</source>
         <translation>提示</translation>
     </message>
     <message>
-        <location filename="mainwindow.cpp" line="700"/>
+        <location filename="mainwindow.cpp" line="719"/>
         <source>Get failed</source>
         <translation>获取失败</translation>
     </message>
     <message>
-        <location filename="mainwindow.cpp" line="716"/>
+        <location filename="mainwindow.cpp" line="735"/>
         <source>Set failed</source>
         <translation>设置失败</translation>
     </message>
     <message>
-        <location filename="mainwindow.cpp" line="732"/>
+        <location filename="mainwindow.cpp" line="751"/>
         <source>Correct failed</source>
         <translation>校正失败</translation>
     </message>
     <message>
-        <location filename="mainwindow.cpp" line="737"/>
+        <location filename="mainwindow.cpp" line="756"/>
         <source>Have already corrected</source>
         <translation>已校正</translation>
     </message>
diff --git a/app/fwupgrade/logindialog.cpp b/app/fwupgrade/logindialog.cpp
index 9651066a..c0dbcc51 100644
--- a/app/fwupgrade/logindialog.cpp
+++ b/app/fwupgrade/logindialog.cpp
@@ -11,6 +11,9 @@ LoginDialog::LoginDialog(const QString &account, const QString &password, QWidge
 {
     ui->setupUi(this);
 
+    setWindowFlags(Qt::WindowCloseButtonHint);
+
+    ui->editAccount->setEnabled(false);
     ui->editAccount->setText(m_account);
     ui->editPassword->setEchoMode(QLineEdit::EchoMode::Password);
 
diff --git a/app/fwupgrade/main.cpp b/app/fwupgrade/main.cpp
index 33fc88b0..03a1d881 100644
--- a/app/fwupgrade/main.cpp
+++ b/app/fwupgrade/main.cpp
@@ -65,10 +65,6 @@ int main(int argc, char *argv[])
     if (translator_qt.load(":translation/qt_zh_CN.qm"))
         a.installTranslator(&translator_qt);
 
-    MainWindow w;
-    QScreen *screen = QGuiApplication::primaryScreen();
-    w.move((screen->size().width() - w.width()) / 2, (screen->size().height() - w.height()) / 2);
-
     HGChar cfgPath[256]= {0};
     GetConfigPath(cfgPath, 256);
     strcat(cfgPath, "config.ini");
@@ -76,9 +72,13 @@ int main(int argc, char *argv[])
     HGBase_GetProfileString(cfgPath, "login", "password", "", str, 256);
     QString password = (0 == *str) ? "huagoscan" : MainWindow::passwordDecrypt(str);
 
-    LoginDialog login("admin", password, &w);
+    LoginDialog login("admin", password, nullptr);
     if (login.exec())
     {
+        MainWindow w;
+        QScreen *screen = QGuiApplication::primaryScreen();
+        w.move((screen->size().width() - w.width()) / 2, (screen->size().height() - w.height()) / 2);
+
         w.show();
         a.exec();
     }
diff --git a/app/fwupgrade/mainwindow.cpp b/app/fwupgrade/mainwindow.cpp
index b817a9e0..0e7b6cb6 100644
--- a/app/fwupgrade/mainwindow.cpp
+++ b/app/fwupgrade/mainwindow.cpp
@@ -10,6 +10,7 @@
 #include "dialog_updateprogress.h"
 #include "base/HGBase.h"
 #include "base/HGInc.h"
+#include "huagao/hgscanner_error.h"
 #include "sane/sane_option_definitions.h"
 #include "HGString.h"
 #include <algorithm>
@@ -312,6 +313,8 @@ void MainWindow::on_comboDevList_currentIndexChanged(int index)
     ui->editFilePath->clear();
     ui->labelRollCount->setText("0");
     ui->labelScanCount->setText("0");
+    ui->label_deviceError->clear();
+    ui->labelDevInfo->clear();
 
     if (nullptr != m_curDevHandle)
     {
@@ -328,10 +331,18 @@ void MainWindow::on_comboDevList_currentIndexChanged(int index)
     ui->btnUpgrade->setEnabled(false);
     ui->btnClearRollCount->setEnabled(false);
 
+    ui->comboBox_colorMode->setEnabled(false);
+    ui->comboBox_dpi->setEnabled(false);
+    ui->pushButton_getDistortion->setEnabled(false);
+    ui->pushButton_setDistortion->setEnabled(false);
+    ui->lineEdit_distortion->setEnabled(false);
+    ui->pushButton_correct->setEnabled(false);
+
     if (-1 != index)
     {
         QString name = ui->comboDevList->itemText(index);
-        if (SANE_STATUS_GOOD == sane_open(name.toStdString().c_str(), &m_curDevHandle))
+        SANE_Status ret = sane_open(name.toStdString().c_str(), &m_curDevHandle);
+        if (SANE_STATUS_GOOD == ret)
         {
             m_curDevName = name;
 
@@ -357,8 +368,7 @@ void MainWindow::on_comboDevList_currentIndexChanged(int index)
             m_curFwVersion = QString::fromStdString(fwVersionNum.c_str());
             QString devType = GetDevType(m_curFwVersion, NULL);
 
-            ui->labelDevInfo->setText(QString(tr("device: %1, upgrade: %2")).arg(name)
-                                      .arg(!devType.isEmpty() ? tr("support") : tr("do not support")));
+            ui->labelDevInfo->setText(QString(tr("upgrade: %1")).arg(!devType.isEmpty() ? tr("support") : tr("do not support")));
             ui->label_fwNum->setText(QString((!m_curFwVersion.isEmpty()) ? tr("FirmWare number: %1").arg(m_curFwVersion) : tr("do not support")));
             ui->label_sn->setText(QString((!m_curSerialNum.isEmpty()) ? tr("Serial number: %1").arg(m_curSerialNum) : tr("do not support")));
             ui->label_speedMode->setText(QString(tr("speed mode: %1").arg(getSpeedMode())));
@@ -393,15 +403,26 @@ void MainWindow::on_comboDevList_currentIndexChanged(int index)
                 ui->btnOpenFilePath->setEnabled(true);
             }
             ui->btnClearRollCount->setEnabled(true);
+
+            ui->comboBox_colorMode->setEnabled(true);
+            ui->comboBox_dpi->setEnabled(true);
+            ui->pushButton_getDistortion->setEnabled(true);
+            ui->pushButton_setDistortion->setEnabled(true);
+            ui->lineEdit_distortion->setEnabled(true);
+            ui->pushButton_correct->setEnabled(true);
+        }
+        else if (SCANNER_ERR_OPENED_BY_OTHER_PROCESS == ret)
+        {
+            ui->label_deviceError->setText(QString(tr("Device is opened by other process")));
         }
         else
         {
-            ui->labelDevInfo->setText(QString(tr("open device error: %1")).arg(name));
+            ui->label_deviceError->setText(QString(tr("open device error")));
         }
     }
     else
     {
-        ui->labelDevInfo->setText(tr("no device opened"));
+        ui->label_deviceError->setText(tr("no device opened"));
     }
 }
 
diff --git a/app/fwupgrade/mainwindow.ui b/app/fwupgrade/mainwindow.ui
index f3558ffb..dc17c60a 100644
--- a/app/fwupgrade/mainwindow.ui
+++ b/app/fwupgrade/mainwindow.ui
@@ -52,6 +52,13 @@
         </property>
        </widget>
       </item>
+      <item>
+       <widget class="QLabel" name="label_deviceError">
+        <property name="text">
+         <string/>
+        </property>
+       </widget>
+      </item>
       <item>
        <spacer name="horizontalSpacer_2">
         <property name="orientation">
@@ -70,30 +77,17 @@
     <item>
      <widget class="QTabWidget" name="tabWidget">
       <property name="currentIndex">
-       <number>2</number>
+       <number>1</number>
       </property>
       <widget class="QWidget" name="tab">
        <attribute name="title">
         <string>update firmware</string>
        </attribute>
-       <widget class="QLabel" name="labelDevInfo">
-        <property name="geometry">
-         <rect>
-          <x>70</x>
-          <y>30</y>
-          <width>391</width>
-          <height>20</height>
-         </rect>
-        </property>
-        <property name="text">
-         <string>device information</string>
-        </property>
-       </widget>
        <widget class="QGroupBox" name="groupBox">
         <property name="geometry">
          <rect>
-          <x>70</x>
-          <y>80</y>
+          <x>80</x>
+          <y>60</y>
           <width>501</width>
           <height>111</height>
          </rect>
@@ -154,8 +148,8 @@
        <widget class="QGroupBox" name="groupBox_2">
         <property name="geometry">
          <rect>
-          <x>70</x>
-          <y>220</y>
+          <x>80</x>
+          <y>190</y>
           <width>501</width>
           <height>111</height>
          </rect>
@@ -213,6 +207,19 @@
          </property>
         </widget>
        </widget>
+       <widget class="QLabel" name="labelDevInfo">
+        <property name="geometry">
+         <rect>
+          <x>80</x>
+          <y>10</y>
+          <width>108</width>
+          <height>31</height>
+         </rect>
+        </property>
+        <property name="text">
+         <string/>
+        </property>
+       </widget>
       </widget>
       <widget class="QWidget" name="tab_2">
        <attribute name="title">
@@ -221,7 +228,7 @@
        <widget class="QLabel" name="label_5">
         <property name="geometry">
          <rect>
-          <x>170</x>
+          <x>220</x>
           <y>180</y>
           <width>71</width>
           <height>20</height>
@@ -234,7 +241,7 @@
        <widget class="QLabel" name="labelRollCount">
         <property name="geometry">
          <rect>
-          <x>240</x>
+          <x>310</x>
           <y>180</y>
           <width>81</width>
           <height>21</height>
@@ -247,7 +254,7 @@
        <widget class="QLabel" name="labelScanCount">
         <property name="geometry">
          <rect>
-          <x>260</x>
+          <x>310</x>
           <y>230</y>
           <width>81</width>
           <height>21</height>
@@ -260,7 +267,7 @@
        <widget class="QLabel" name="label_6">
         <property name="geometry">
          <rect>
-          <x>170</x>
+          <x>220</x>
           <y>230</y>
           <width>81</width>
           <height>20</height>
@@ -273,7 +280,7 @@
        <widget class="QPushButton" name="btnClearRollCount">
         <property name="geometry">
          <rect>
-          <x>270</x>
+          <x>240</x>
           <y>280</y>
           <width>111</width>
           <height>31</height>
@@ -286,7 +293,7 @@
        <widget class="QLabel" name="label_sn">
         <property name="geometry">
          <rect>
-          <x>170</x>
+          <x>220</x>
           <y>30</y>
           <width>321</width>
           <height>16</height>
@@ -299,7 +306,7 @@
        <widget class="QLabel" name="label_fwNum">
         <property name="geometry">
          <rect>
-          <x>170</x>
+          <x>220</x>
           <y>80</y>
           <width>321</width>
           <height>16</height>
@@ -312,7 +319,7 @@
        <widget class="QLabel" name="label_speedMode">
         <property name="geometry">
          <rect>
-          <x>170</x>
+          <x>220</x>
           <y>130</y>
           <width>321</width>
           <height>16</height>