diff --git a/app/fwupgrade/FWUpgrade_zh_CN.qm b/app/fwupgrade/FWUpgrade_zh_CN.qm
index 99e4f989..6a5c9d87 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 1c2d055a..46c6ae0e 100644
--- a/app/fwupgrade/FWUpgrade_zh_CN.ts
+++ b/app/fwupgrade/FWUpgrade_zh_CN.ts
@@ -98,7 +98,7 @@
         <translation>扫描仪维护工具</translation>
     </message>
     <message>
-        <location filename="mainwindow.ui" line="206"/>
+        <location filename="mainwindow.ui" line="410"/>
         <source>update firmware</source>
         <translation>固件升级</translation>
     </message>
@@ -113,42 +113,42 @@
         <translation>设备信息</translation>
     </message>
     <message>
-        <location filename="mainwindow.ui" line="218"/>
+        <location filename="mainwindow.ui" line="422"/>
         <source>online upgrade</source>
         <translation>在线升级</translation>
     </message>
     <message>
-        <location filename="mainwindow.ui" line="240"/>
+        <location filename="mainwindow.ui" line="444"/>
         <source>get version list</source>
         <translation>获取版本列表</translation>
     </message>
     <message>
-        <location filename="mainwindow.ui" line="253"/>
+        <location filename="mainwindow.ui" line="457"/>
         <source>download and upgrade</source>
         <translation>下载并升级</translation>
     </message>
     <message>
-        <location filename="mainwindow.ui" line="266"/>
+        <location filename="mainwindow.ui" line="470"/>
         <source>version list</source>
         <translation>版本列表：</translation>
     </message>
     <message>
-        <location filename="mainwindow.ui" line="280"/>
+        <location filename="mainwindow.ui" line="484"/>
         <source>local upgrade</source>
         <translation>本地升级</translation>
     </message>
     <message>
-        <location filename="mainwindow.ui" line="292"/>
+        <location filename="mainwindow.ui" line="496"/>
         <source>file path</source>
         <translation>升级文件：</translation>
     </message>
     <message>
-        <location filename="mainwindow.ui" line="315"/>
+        <location filename="mainwindow.ui" line="519"/>
         <source>open file path</source>
         <translation>打开本地文件</translation>
     </message>
     <message>
-        <location filename="mainwindow.ui" line="328"/>
+        <location filename="mainwindow.ui" line="532"/>
         <source>upgrade</source>
         <translation>升级</translation>
     </message>
@@ -162,149 +162,147 @@
         <translation>滚轴计数：</translation>
     </message>
     <message>
-        <location filename="mainwindow.ui" line="109"/>
-        <location filename="mainwindow.ui" line="122"/>
         <source>0</source>
-        <translation>0</translation>
+        <translation type="vanished">0</translation>
     </message>
     <message>
-        <location filename="mainwindow.ui" line="135"/>
+        <location filename="mainwindow.ui" line="115"/>
         <source>scan count:</source>
         <translation>历史扫描张数：</translation>
     </message>
     <message>
-        <location filename="mainwindow.ui" line="148"/>
+        <location filename="mainwindow.ui" line="128"/>
         <source>clear roll count</source>
         <translation>清除滚轴计数</translation>
     </message>
     <message>
-        <location filename="mainwindow.ui" line="161"/>
+        <location filename="mainwindow.ui" line="141"/>
         <source>Serial number:</source>
         <translation>序列号：</translation>
     </message>
     <message>
-        <location filename="mainwindow.ui" line="174"/>
+        <location filename="mainwindow.ui" line="154"/>
         <source>Firmware number:</source>
         <translation>固件号：</translation>
     </message>
     <message>
-        <location filename="mainwindow.ui" line="187"/>
+        <location filename="mainwindow.ui" line="167"/>
         <source>Speed mode:</source>
         <translation>速度模式：</translation>
     </message>
     <message>
-        <location filename="mainwindow.ui" line="200"/>
+        <location filename="mainwindow.ui" line="180"/>
         <source>motor version:</source>
         <translation>电机固件版本：</translation>
     </message>
     <message>
-        <location filename="mainwindow.ui" line="348"/>
+        <location filename="mainwindow.ui" line="186"/>
         <source>flat correct</source>
         <oldsource>correction</oldsource>
         <translation>平场校正</translation>
     </message>
     <message>
-        <location filename="mainwindow.ui" line="389"/>
+        <location filename="mainwindow.ui" line="227"/>
         <source>distortion correct</source>
         <translation>畸变校正</translation>
     </message>
     <message>
-        <location filename="mainwindow.ui" line="402"/>
+        <location filename="mainwindow.ui" line="240"/>
         <source>Color</source>
         <translation>24位彩色</translation>
     </message>
     <message>
-        <location filename="mainwindow.ui" line="407"/>
+        <location filename="mainwindow.ui" line="245"/>
         <source>Gray</source>
         <translation>256级灰度</translation>
     </message>
     <message>
-        <location filename="mainwindow.ui" line="422"/>
+        <location filename="mainwindow.ui" line="260"/>
         <source>200</source>
         <translation>200</translation>
     </message>
     <message>
-        <location filename="mainwindow.ui" line="427"/>
+        <location filename="mainwindow.ui" line="265"/>
         <source>300</source>
         <translation>300</translation>
     </message>
     <message>
-        <location filename="mainwindow.ui" line="432"/>
+        <location filename="mainwindow.ui" line="270"/>
         <source>600</source>
         <translation>600</translation>
     </message>
     <message>
-        <location filename="mainwindow.ui" line="446"/>
+        <location filename="mainwindow.ui" line="284"/>
         <source>Color mode:</source>
         <translation>颜色模式:</translation>
     </message>
     <message>
-        <location filename="mainwindow.ui" line="459"/>
+        <location filename="mainwindow.ui" line="297"/>
         <source>Dpi:</source>
         <translation>分辨率:</translation>
     </message>
     <message>
-        <location filename="mainwindow.ui" line="485"/>
+        <location filename="mainwindow.ui" line="323"/>
         <source>Get distortion</source>
         <translation>获取畸变值</translation>
     </message>
     <message>
-        <location filename="mainwindow.ui" line="498"/>
+        <location filename="mainwindow.ui" line="336"/>
         <source>Set distortion</source>
         <translation>设置畸变值</translation>
     </message>
     <message>
-        <location filename="mainwindow.ui" line="534"/>
+        <location filename="mainwindow.ui" line="378"/>
         <source>Start scan</source>
         <translation>开始扫描</translation>
     </message>
     <message>
-        <location filename="mainwindow.ui" line="360"/>
+        <location filename="mainwindow.ui" line="198"/>
         <source>Correct</source>
         <translation>开始自动校正</translation>
     </message>
     <message>
-        <location filename="mainwindow.ui" line="373"/>
+        <location filename="mainwindow.ui" line="211"/>
         <source>Have not corrected</source>
         <translation>未校正</translation>
     </message>
     <message>
-        <location filename="mainwindow.ui" line="521"/>
+        <location filename="mainwindow.ui" line="365"/>
         <source>Export test paper</source>
         <translation>导出专用测试纸到本地</translation>
     </message>
     <message>
-        <location filename="mainwindow.ui" line="547"/>
+        <location filename="mainwindow.ui" line="391"/>
         <source>Count distortion:</source>
         <translation>计算畸变值:</translation>
     </message>
     <message>
-        <location filename="mainwindow.ui" line="566"/>
+        <location filename="mainwindow.ui" line="552"/>
         <source>password change</source>
         <translation>修改账户密码</translation>
     </message>
     <message>
-        <location filename="mainwindow.ui" line="578"/>
+        <location filename="mainwindow.ui" line="564"/>
         <source>old password</source>
         <translation>旧密码：</translation>
     </message>
     <message>
-        <location filename="mainwindow.ui" line="591"/>
+        <location filename="mainwindow.ui" line="577"/>
         <source>new password</source>
         <translation>新密码：</translation>
     </message>
     <message>
-        <location filename="mainwindow.ui" line="624"/>
+        <location filename="mainwindow.ui" line="610"/>
         <source>modify password</source>
         <translation>确认修改</translation>
     </message>
     <message>
-        <location filename="mainwindow.ui" line="647"/>
+        <location filename="mainwindow.ui" line="633"/>
         <source>confirm new password</source>
         <translation>确认新密码：</translation>
     </message>
     <message>
-        <location filename="mainwindow.ui" line="671"/>
+        <location filename="mainwindow.ui" line="657"/>
         <source>exit</source>
         <translation>关闭</translation>
     </message>
@@ -327,7 +325,13 @@
         <location filename="mainwindow.cpp" line="496"/>
         <location filename="mainwindow.cpp" line="508"/>
         <location filename="mainwindow.cpp" line="520"/>
-        <location filename="mainwindow.cpp" line="527"/>
+        <location filename="mainwindow.cpp" line="526"/>
+        <location filename="mainwindow.cpp" line="853"/>
+        <location filename="mainwindow.cpp" line="854"/>
+        <location filename="mainwindow.cpp" line="886"/>
+        <location filename="mainwindow.cpp" line="887"/>
+        <location filename="mainwindow.cpp" line="921"/>
+        <location filename="mainwindow.cpp" line="922"/>
         <source>do not support</source>
         <translation>不支持</translation>
     </message>
@@ -336,27 +340,27 @@
         <translation type="vanished">打开设备错误：%1</translation>
     </message>
     <message>
-        <location filename="mainwindow.cpp" line="554"/>
+        <location filename="mainwindow.cpp" line="553"/>
         <source>no device opened</source>
         <translation>无设备打开</translation>
     </message>
     <message>
-        <location filename="mainwindow.cpp" line="599"/>
-        <location filename="mainwindow.cpp" line="644"/>
-        <location filename="mainwindow.cpp" line="654"/>
-        <location filename="mainwindow.cpp" line="677"/>
-        <location filename="mainwindow.cpp" line="727"/>
-        <location filename="mainwindow.cpp" line="791"/>
-        <location filename="mainwindow.cpp" line="807"/>
-        <location filename="mainwindow.cpp" line="814"/>
-        <location filename="mainwindow.cpp" line="821"/>
-        <location filename="mainwindow.cpp" line="828"/>
-        <location filename="mainwindow.cpp" line="837"/>
+        <location filename="mainwindow.cpp" line="598"/>
+        <location filename="mainwindow.cpp" line="643"/>
+        <location filename="mainwindow.cpp" line="653"/>
+        <location filename="mainwindow.cpp" line="676"/>
+        <location filename="mainwindow.cpp" line="726"/>
+        <location filename="mainwindow.cpp" line="790"/>
+        <location filename="mainwindow.cpp" line="806"/>
+        <location filename="mainwindow.cpp" line="813"/>
+        <location filename="mainwindow.cpp" line="820"/>
+        <location filename="mainwindow.cpp" line="827"/>
+        <location filename="mainwindow.cpp" line="836"/>
         <source>tips</source>
         <translation>提示</translation>
     </message>
     <message>
-        <location filename="mainwindow.cpp" line="599"/>
+        <location filename="mainwindow.cpp" line="598"/>
         <source>no version available</source>
         <translation>未获取到可升级版本</translation>
     </message>
@@ -365,7 +369,7 @@
         <translation type="vanished">确定</translation>
     </message>
     <message>
-        <location filename="mainwindow.cpp" line="630"/>
+        <location filename="mainwindow.cpp" line="629"/>
         <source>Open File</source>
         <translation>打开文件</translation>
     </message>
@@ -374,9 +378,9 @@
         <translation type="vanished">压缩文件(* .zip)</translation>
     </message>
     <message>
-        <location filename="mainwindow.cpp" line="718"/>
-        <location filename="mainwindow.cpp" line="738"/>
-        <location filename="mainwindow.cpp" line="759"/>
+        <location filename="mainwindow.cpp" line="717"/>
+        <location filename="mainwindow.cpp" line="737"/>
+        <location filename="mainwindow.cpp" line="758"/>
         <source>device: %1 upgrade firmware success</source>
         <translation>设备：%1 固件升级成功</translation>
     </message>
@@ -400,13 +404,13 @@
         <translation>固件更新: %1</translation>
     </message>
     <message>
-        <location filename="mainwindow.cpp" line="630"/>
+        <location filename="mainwindow.cpp" line="629"/>
         <source>ZIP Files(*.zip *.zip)</source>
         <translation>压缩文件(*.zip)</translation>
     </message>
     <message>
-        <location filename="mainwindow.cpp" line="644"/>
-        <location filename="mainwindow.cpp" line="677"/>
+        <location filename="mainwindow.cpp" line="643"/>
+        <location filename="mainwindow.cpp" line="676"/>
         <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>
@@ -415,7 +419,7 @@
         <translation type="vanished">固件不匹配</translation>
     </message>
     <message>
-        <location filename="mainwindow.cpp" line="655"/>
+        <location filename="mainwindow.cpp" line="654"/>
         <source>firmware file mismatch, continue?</source>
         <translation>固件文件版本不匹配，是否继续？</translation>
     </message>
@@ -444,84 +448,83 @@
     </message>
     <message>
         <location filename="mainwindow.cpp" line="526"/>
-        <location filename="mainwindow.cpp" line="527"/>
         <source>Motor Version: %1</source>
         <translation>电机固件版本： %1</translation>
     </message>
     <message>
-        <location filename="mainwindow.cpp" line="545"/>
+        <location filename="mainwindow.cpp" line="544"/>
         <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="549"/>
+        <location filename="mainwindow.cpp" line="548"/>
         <source>open device error</source>
         <translation>打开设备失败</translation>
     </message>
     <message>
-        <location filename="mainwindow.cpp" line="722"/>
-        <location filename="mainwindow.cpp" line="742"/>
-        <location filename="mainwindow.cpp" line="763"/>
+        <location filename="mainwindow.cpp" line="721"/>
+        <location filename="mainwindow.cpp" line="741"/>
+        <location filename="mainwindow.cpp" line="762"/>
         <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="727"/>
+        <location filename="mainwindow.cpp" line="726"/>
         <source>download firmware fail</source>
         <translation>下载固件失败</translation>
     </message>
     <message>
-        <location filename="mainwindow.cpp" line="782"/>
+        <location filename="mainwindow.cpp" line="781"/>
         <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="786"/>
+        <location filename="mainwindow.cpp" line="785"/>
         <source>Do not supported</source>
         <translation>设备不支持</translation>
     </message>
     <message>
-        <location filename="mainwindow.cpp" line="789"/>
+        <location filename="mainwindow.cpp" line="788"/>
         <source>Roller scanned count reset failed.</source>
         <translation>清除滚轴计数失败</translation>
     </message>
     <message>
-        <location filename="mainwindow.cpp" line="807"/>
+        <location filename="mainwindow.cpp" line="806"/>
         <source>old password is wrong</source>
         <translation>旧密码错误</translation>
     </message>
     <message>
-        <location filename="mainwindow.cpp" line="814"/>
+        <location filename="mainwindow.cpp" line="813"/>
         <source>new password can not be empty</source>
         <translation>新密码不能为空</translation>
     </message>
     <message>
-        <location filename="mainwindow.cpp" line="821"/>
+        <location filename="mainwindow.cpp" line="820"/>
         <source>new password is inconsistent</source>
         <translation>新密码不一致</translation>
     </message>
     <message>
-        <location filename="mainwindow.cpp" line="828"/>
+        <location filename="mainwindow.cpp" line="827"/>
         <source>modify password fail</source>
         <translation>密码修改失败</translation>
     </message>
     <message>
-        <location filename="mainwindow.cpp" line="837"/>
+        <location filename="mainwindow.cpp" line="836"/>
         <source>modify password success</source>
         <translation>密码修改成功</translation>
     </message>
     <message>
-        <location filename="mainwindow.cpp" line="908"/>
+        <location filename="mainwindow.cpp" line="917"/>
         <source>correcting...</source>
         <translation>校正中...</translation>
     </message>
     <message>
-        <location filename="mainwindow.cpp" line="915"/>
+        <location filename="mainwindow.cpp" line="936"/>
         <source>Export special test paper</source>
         <translation>导出专用测试纸</translation>
     </message>
     <message>
-        <location filename="mainwindow.cpp" line="915"/>
+        <location filename="mainwindow.cpp" line="936"/>
         <source>jpg(*.jpg)</source>
         <translation>jpg(*.jpg)</translation>
     </message>
@@ -532,16 +535,19 @@
     <message>
         <location filename="mainwindow.cpp" line="288"/>
         <location filename="mainwindow.cpp" line="303"/>
-        <location filename="mainwindow.cpp" line="852"/>
-        <location filename="mainwindow.cpp" line="875"/>
-        <location filename="mainwindow.cpp" line="886"/>
-        <location filename="mainwindow.cpp" line="903"/>
+        <location filename="mainwindow.cpp" line="854"/>
+        <location filename="mainwindow.cpp" line="860"/>
+        <location filename="mainwindow.cpp" line="887"/>
+        <location filename="mainwindow.cpp" line="893"/>
+        <location filename="mainwindow.cpp" line="900"/>
+        <location filename="mainwindow.cpp" line="921"/>
+        <location filename="mainwindow.cpp" line="927"/>
         <source>Prompt</source>
         <translation>提示</translation>
     </message>
     <message>
         <location filename="mainwindow.cpp" line="53"/>
-        <location filename="mainwindow.cpp" line="886"/>
+        <location filename="mainwindow.cpp" line="900"/>
         <source>Please confirm that the device has correctly placed the calibration paper!</source>
         <translation>请确认设备已正确放置校正纸！</translation>
     </message>
@@ -572,38 +578,51 @@
         <translation>计算畸变值成功: %1</translation>
     </message>
     <message>
-        <location filename="mainwindow.cpp" line="851"/>
+        <location filename="mainwindow.cpp" line="437"/>
+        <location filename="mainwindow.cpp" line="504"/>
+        <location filename="mainwindow.cpp" line="780"/>
+        <source>roll count: %1</source>
+        <translation>滚轴计数： %1</translation>
+    </message>
+    <message>
+        <location filename="mainwindow.cpp" line="438"/>
+        <location filename="mainwindow.cpp" line="516"/>
+        <source>scan count: %1</source>
+        <translation>历史扫描张数： %1</translation>
+    </message>
+    <message>
+        <location filename="mainwindow.cpp" line="859"/>
         <source>Get distortion failed</source>
         <translation>获取畸变值失败</translation>
     </message>
     <message>
-        <location filename="mainwindow.cpp" line="852"/>
+        <location filename="mainwindow.cpp" line="860"/>
         <source>Get failed</source>
         <translation>获取失败</translation>
     </message>
     <message>
-        <location filename="mainwindow.cpp" line="856"/>
+        <location filename="mainwindow.cpp" line="865"/>
         <source>Get distortion succeed: %1</source>
         <translation>获取畸变值成功: %1</translation>
     </message>
     <message>
-        <location filename="mainwindow.cpp" line="922"/>
+        <location filename="mainwindow.cpp" line="943"/>
         <source>Color mode: %1, Dpi: %2</source>
         <translation>颜色模式: %1, 分辨率 :%2</translation>
     </message>
     <message>
-        <location filename="mainwindow.cpp" line="874"/>
-        <location filename="mainwindow.cpp" line="875"/>
+        <location filename="mainwindow.cpp" line="892"/>
+        <location filename="mainwindow.cpp" line="893"/>
         <source>Set failed</source>
         <translation>设置失败</translation>
     </message>
     <message>
-        <location filename="mainwindow.cpp" line="880"/>
+        <location filename="mainwindow.cpp" line="882"/>
         <source>Set succeed</source>
         <translation>设置成功</translation>
     </message>
     <message>
-        <location filename="mainwindow.cpp" line="903"/>
+        <location filename="mainwindow.cpp" line="927"/>
         <source>Correct failed</source>
         <translation>校正失败</translation>
     </message>
diff --git a/app/fwupgrade/mainwindow.cpp b/app/fwupgrade/mainwindow.cpp
index e9a969d4..e3fac9cf 100644
--- a/app/fwupgrade/mainwindow.cpp
+++ b/app/fwupgrade/mainwindow.cpp
@@ -434,8 +434,8 @@ void MainWindow::on_comboDevList_currentIndexChanged(int index)
     ui->comboVersionList->clear();
 
     ui->editFilePath->clear();
-    ui->labelRollCount->setText("0");
-    ui->labelScanCount->setText("0");
+    ui->label_rollerCout->setText(QString(tr("roll count: %1")).arg(QString::number(0)));
+    ui->label_scanCount->setText(QString(tr("scan count: %1")).arg(QString::number(0)));
     ui->label_deviceError->clear();
     ui->labelDevInfo->clear();
 
@@ -501,11 +501,11 @@ void MainWindow::on_comboDevList_currentIndexChanged(int index)
             SANE_Status ret = sane_io_control(m_curDevHandle, IO_CTRL_CODE_GET_ROLLER_NUM, &rollCount, &rollCountSize);
             if(ret == SANE_STATUS_GOOD && rollCount >= 0)
             {
-                ui->labelRollCount->setText(QString("%1").arg(rollCount));
+                ui->label_rollerCout->setText(QString(tr("roll count: %1")).arg(rollCount));
             }
             else
             {
-                ui->labelRollCount->setText(tr("do not support"));
+                ui->label_rollerCout->setText(tr("do not support"));
             }
 
             SANE_Int scanCount = 0;
@@ -513,11 +513,11 @@ void MainWindow::on_comboDevList_currentIndexChanged(int index)
             ret = sane_io_control(m_curDevHandle, IO_CTRL_CODE_GET_HISTORY_SCAN_NUM, &scanCount, &scanCountSize);
             if (ret == SANE_STATUS_GOOD && scanCount >= 0)
             {
-                ui->labelScanCount->setText(QString("%1").arg(scanCount));
+                ui->label_scanCount->setText(QString(tr("scan count: %1")).arg(scanCount));
             }
             else
             {
-                ui->labelScanCount->setText(tr("do not support"));
+                ui->label_scanCount->setText(tr("do not support"));
             }
 
             char motorVersion[256] = {0};
@@ -777,7 +777,7 @@ void MainWindow::on_btnClearRollCount_clicked()
     QString info;
     if (ret == SANE_STATUS_GOOD)
     {
-        ui->labelRollCount->setText("0");
+        ui->label_rollerCout->setText(QString(tr("roll count: %1")).arg(QString::number(0)));
         info = tr("Roller scanned count has been set to 0.");
     }
     else if (ret == SANE_STATUS_UNSUPPORTED)
@@ -845,12 +845,22 @@ void MainWindow::on_pushButton_getDistortion_clicked()
     float distortion = 1.0;
     unsigned int len = sizeof(SANE_Bool);
     SANE_Status ret = sane_io_control(m_curDevHandle, IO_CTRL_CODE_GET_DISTORTION_DEVS_CHECK_VAL, &distortion, &len);
-    if (ret != SANE_STATUS_GOOD)
+    if (ret == SANE_STATUS_GOOD)
+    {
+    }
+    else if (ret == SANE_STATUS_UNSUPPORTED)
+    {
+        addContent(ui->textBrowser_disCorrect, tr("do not support"), false);
+        QMessageBox::information(this, tr("Prompt"), tr("do not support"));
+        return;
+    }
+    else
     {
         addContent(ui->textBrowser_disCorrect, tr("Get distortion failed"), false);
         QMessageBox::information(this, tr("Prompt"), tr("Get failed"));
         return;
     }
+
     QString value(QString::number(distortion, 'f', 4));
     addContent(ui->textBrowser_disCorrect, tr("Get distortion succeed: %1").arg(value), true);
     ui->lineEdit_getDistortion->setText(value);
@@ -864,19 +874,24 @@ void MainWindow::on_pushButton_setDistortion_clicked()
 
     initColorAndDpi();
 
-    
     float distortion = value.toFloat();
     unsigned int len = sizeof(int);
     SANE_Status ret = sane_io_control(m_curDevHandle, IO_CTRL_CODE_SET_DISTORTION_DEVS_CHECK_VAL, &distortion, &len);
-    if (ret != SANE_STATUS_GOOD)
+    if (ret == SANE_STATUS_GOOD)
     {
-        addContent(ui->textBrowser_disCorrect, tr("Set failed").arg(value), true);
-        QMessageBox::information(this, tr("Prompt"), tr("Set failed"));
+        addContent(ui->textBrowser_disCorrect, tr("Set succeed"), true);
+    }
+    else if (ret == SANE_STATUS_UNSUPPORTED)
+    {
+        addContent(ui->textBrowser_disCorrect, tr("do not support"), false);
+        QMessageBox::information(this, tr("Prompt"), tr("do not support"));
         return;
     }
     else
     {
-        addContent(ui->textBrowser_disCorrect, tr("Set succeed"), true);
+        addContent(ui->textBrowser_disCorrect, tr("Set failed").arg(value), true);
+        QMessageBox::information(this, tr("Prompt"), tr("Set failed"));
+        return;
     }
 }
 
@@ -897,15 +912,22 @@ void MainWindow::on_pushButton_correct_clicked()
     int type = 0;
     unsigned int len = sizeof(int);;
     SANE_Status ret = sane_io_control(m_curDevHandle, IO_CTRL_CODE_SET_AUTO_FALT, (void*)&type, &len);
-    if (ret != SANE_STATUS_GOOD)
+    if (ret == SANE_STATUS_GOOD)
     {
-        QMessageBox::information(this, tr("Prompt"), tr("Correct failed"));
+        ui->label_correct->setText(tr("correcting..."));
+    }
+    else if (ret == SANE_STATUS_UNSUPPORTED)
+    {
+        QMessageBox::information(this, tr("Prompt"), tr("do not support"));
+        ui->label_correct->setText(tr("do not support"));
         return;
     }
     else
     {
-        ui->label_correct->setText(tr("correcting..."));
+        QMessageBox::information(this, tr("Prompt"), tr("Correct failed"));
+        return;
     }
+
 }
 
 void MainWindow::on_pushButton_exportTestPaper_clicked()
diff --git a/app/fwupgrade/mainwindow.ui b/app/fwupgrade/mainwindow.ui
index ef605281..f3131d5e 100644
--- a/app/fwupgrade/mainwindow.ui
+++ b/app/fwupgrade/mainwindow.ui
@@ -83,12 +83,12 @@
        <attribute name="title">
         <string>device information</string>
        </attribute>
-       <widget class="QLabel" name="label_5">
+       <widget class="QLabel" name="label_rollerCout">
         <property name="geometry">
          <rect>
-          <x>220</x>
-          <y>140</y>
-          <width>71</width>
+          <x>221</x>
+          <y>141</y>
+          <width>311</width>
           <height>20</height>
          </rect>
         </property>
@@ -96,41 +96,21 @@
          <string>roll count:</string>
         </property>
        </widget>
-       <widget class="QLabel" name="labelRollCount">
+       <widget class="QLabel" name="label_scanCount">
         <property name="geometry">
          <rect>
-          <x>290</x>
-          <y>140</y>
-          <width>81</width>
-          <height>21</height>
-         </rect>
-        </property>
-        <property name="text">
-         <string>0</string>
-        </property>
-       </widget>
-       <widget class="QLabel" name="labelScanCount">
-        <property name="geometry">
-         <rect>
-          <x>310</x>
-          <y>180</y>
-          <width>81</width>
-          <height>21</height>
-         </rect>
-        </property>
-        <property name="text">
-         <string>0</string>
-        </property>
-       </widget>
-       <widget class="QLabel" name="label_6">
-        <property name="geometry">
-         <rect>
-          <x>220</x>
-          <y>180</y>
-          <width>81</width>
+          <x>221</x>
+          <y>181</y>
+          <width>321</width>
           <height>20</height>
          </rect>
         </property>
+        <property name="minimumSize">
+         <size>
+          <width>81</width>
+          <height>20</height>
+         </size>
+        </property>
         <property name="text">
          <string>scan count:</string>
         </property>
@@ -371,10 +351,16 @@
          <rect>
           <x>490</x>
           <y>200</y>
-          <width>141</width>
+          <width>161</width>
           <height>23</height>
          </rect>
         </property>
+        <property name="minimumSize">
+         <size>
+          <width>161</width>
+          <height>23</height>
+         </size>
+        </property>
         <property name="text">
          <string>Export test paper</string>
         </property>