diff --git a/app/scantool/Scantool_zh_CN.qm b/app/scantool/Scantool_zh_CN.qm
index bd6e6237..596f6df0 100644
Binary files a/app/scantool/Scantool_zh_CN.qm and b/app/scantool/Scantool_zh_CN.qm differ
diff --git a/app/scantool/Scantool_zh_CN.ts b/app/scantool/Scantool_zh_CN.ts
index 2993f62e..82c29b32 100644
--- a/app/scantool/Scantool_zh_CN.ts
+++ b/app/scantool/Scantool_zh_CN.ts
@@ -162,33 +162,41 @@
 <context>
     <name>Form_DeviceConfig</name>
     <message>
-        <location filename="form_deviceconfig.cpp" line="259"/>
+        <location filename="form_deviceconfig.cpp" line="269"/>
         <source>Default</source>
         <translation>恢复默认</translation>
     </message>
     <message>
-        <location filename="form_deviceconfig.cpp" line="432"/>
+        <location filename="form_deviceconfig.cpp" line="442"/>
         <source>Custom gamma</source>
         <translation>自定义色调曲线</translation>
     </message>
     <message>
-        <location filename="form_deviceconfig.cpp" line="817"/>
+        <location filename="form_deviceconfig.cpp" line="827"/>
+        <location filename="form_deviceconfig.cpp" line="893"/>
+        <location filename="form_deviceconfig.cpp" line="1390"/>
         <source>Prompt</source>
         <translation>提示</translation>
     </message>
     <message>
-        <location filename="form_deviceconfig.cpp" line="873"/>
-        <location filename="form_deviceconfig.cpp" line="903"/>
-        <location filename="form_deviceconfig.cpp" line="933"/>
-        <location filename="form_deviceconfig.cpp" line="971"/>
-        <location filename="form_deviceconfig.cpp" line="1009"/>
-        <location filename="form_deviceconfig.cpp" line="1053"/>
-        <location filename="form_deviceconfig.cpp" line="1083"/>
-        <location filename="form_deviceconfig.cpp" line="1121"/>
-        <location filename="form_deviceconfig.cpp" line="1365"/>
+        <location filename="form_deviceconfig.cpp" line="883"/>
+        <location filename="form_deviceconfig.cpp" line="920"/>
+        <location filename="form_deviceconfig.cpp" line="950"/>
+        <location filename="form_deviceconfig.cpp" line="988"/>
+        <location filename="form_deviceconfig.cpp" line="1026"/>
+        <location filename="form_deviceconfig.cpp" line="1070"/>
+        <location filename="form_deviceconfig.cpp" line="1100"/>
+        <location filename="form_deviceconfig.cpp" line="1138"/>
+        <location filename="form_deviceconfig.cpp" line="1382"/>
         <source>The funtion is unsupported</source>
         <translation>此版本不支持该功能</translation>
     </message>
+    <message>
+        <location filename="form_deviceconfig.cpp" line="893"/>
+        <location filename="form_deviceconfig.cpp" line="1390"/>
+        <source>This function may cause a decrease in the speed of drawing.</source>
+        <translation>此功能可能会导致出图速度降低.</translation>
+    </message>
 </context>
 <context>
     <name>Form_SaveParam</name>
@@ -381,23 +389,24 @@
         <translation type="vanished">用户自定义页数</translation>
     </message>
     <message>
-        <location filename="form_saveparam.cpp" line="35"/>
-        <location filename="form_saveparam.cpp" line="270"/>
-        <location filename="form_saveparam.cpp" line="297"/>
-        <location filename="form_saveparam.cpp" line="304"/>
+        <location filename="form_saveparam.cpp" line="34"/>
+        <location filename="form_saveparam.cpp" line="257"/>
+        <location filename="form_saveparam.cpp" line="284"/>
+        <location filename="form_saveparam.cpp" line="291"/>
         <source>e.g. &apos;%1%2&apos;</source>
         <translation>例如.“%1%2”</translation>
     </message>
     <message>
+        <location filename="form_saveparam.cpp" line="216"/>
         <source>Browse directory</source>
-        <translation type="vanished">文件夹路径</translation>
+        <translation>文件夹路径</translation>
     </message>
 </context>
 <context>
     <name>MainWindow</name>
     <message>
         <location filename="mainwindow.ui" line="14"/>
-        <location filename="mainwindow.cpp" line="46"/>
+        <location filename="mainwindow.cpp" line="48"/>
         <source>Scan Tool</source>
         <translation>扫描工具</translation>
     </message>
@@ -427,106 +436,107 @@
         <translation>选择设备</translation>
     </message>
     <message>
-        <location filename="mainwindow.cpp" line="51"/>
+        <location filename="mainwindow.cpp" line="53"/>
         <source>Show</source>
         <translation>打开</translation>
     </message>
     <message>
-        <location filename="mainwindow.cpp" line="53"/>
+        <location filename="mainwindow.cpp" line="55"/>
         <source>Exit</source>
         <translation>退出</translation>
     </message>
     <message>
-        <location filename="mainwindow.cpp" line="70"/>
+        <location filename="mainwindow.cpp" line="72"/>
         <source>Device Type</source>
         <translation>设备类型</translation>
     </message>
     <message>
-        <location filename="mainwindow.cpp" line="71"/>
+        <location filename="mainwindow.cpp" line="73"/>
         <source>Button Id</source>
         <translation>按键ID</translation>
     </message>
     <message>
-        <location filename="mainwindow.cpp" line="72"/>
+        <location filename="mainwindow.cpp" line="74"/>
         <source>Device Config</source>
         <translation>设备配置</translation>
     </message>
     <message>
-        <location filename="mainwindow.cpp" line="73"/>
+        <location filename="mainwindow.cpp" line="75"/>
         <source>Save Param</source>
         <translation>保存参数</translation>
     </message>
     <message>
-        <location filename="mainwindow.cpp" line="90"/>
-        <location filename="mainwindow.cpp" line="1053"/>
-        <location filename="mainwindow.cpp" line="1491"/>
+        <location filename="mainwindow.cpp" line="92"/>
+        <location filename="mainwindow.cpp" line="1055"/>
+        <location filename="mainwindow.cpp" line="1505"/>
         <source>Manual</source>
         <translation>手动</translation>
     </message>
     <message>
-        <location filename="mainwindow.cpp" line="90"/>
-        <location filename="mainwindow.cpp" line="1053"/>
-        <location filename="mainwindow.cpp" line="1491"/>
+        <location filename="mainwindow.cpp" line="92"/>
+        <location filename="mainwindow.cpp" line="1055"/>
+        <location filename="mainwindow.cpp" line="1505"/>
         <source>Button 1</source>
         <translation>按键 1</translation>
     </message>
     <message>
-        <location filename="mainwindow.cpp" line="90"/>
-        <location filename="mainwindow.cpp" line="1053"/>
-        <location filename="mainwindow.cpp" line="1491"/>
+        <location filename="mainwindow.cpp" line="92"/>
+        <location filename="mainwindow.cpp" line="1055"/>
+        <location filename="mainwindow.cpp" line="1505"/>
         <source>Button 2</source>
         <translation>按键 2</translation>
     </message>
     <message>
-        <location filename="mainwindow.cpp" line="90"/>
-        <location filename="mainwindow.cpp" line="1053"/>
-        <location filename="mainwindow.cpp" line="1491"/>
+        <location filename="mainwindow.cpp" line="92"/>
+        <location filename="mainwindow.cpp" line="1055"/>
+        <location filename="mainwindow.cpp" line="1505"/>
         <source>Button 3</source>
         <translation>按键 3</translation>
     </message>
     <message>
-        <location filename="mainwindow.cpp" line="90"/>
-        <location filename="mainwindow.cpp" line="1053"/>
-        <location filename="mainwindow.cpp" line="1491"/>
+        <location filename="mainwindow.cpp" line="92"/>
+        <location filename="mainwindow.cpp" line="1055"/>
+        <location filename="mainwindow.cpp" line="1505"/>
         <source>Button 4</source>
         <translation>按键 4</translation>
     </message>
     <message>
-        <location filename="mainwindow.cpp" line="90"/>
-        <location filename="mainwindow.cpp" line="1053"/>
-        <location filename="mainwindow.cpp" line="1491"/>
+        <location filename="mainwindow.cpp" line="92"/>
+        <location filename="mainwindow.cpp" line="1055"/>
+        <location filename="mainwindow.cpp" line="1505"/>
         <source>Button 5</source>
         <translation>按键 5</translation>
     </message>
     <message>
-        <location filename="mainwindow.cpp" line="612"/>
-        <location filename="mainwindow.cpp" line="1023"/>
-        <location filename="mainwindow.cpp" line="1456"/>
-        <location filename="mainwindow.cpp" line="1462"/>
-        <location filename="mainwindow.cpp" line="1476"/>
-        <location filename="mainwindow.cpp" line="1508"/>
+        <location filename="mainwindow.cpp" line="614"/>
+        <location filename="mainwindow.cpp" line="1025"/>
+        <location filename="mainwindow.cpp" line="1465"/>
+        <location filename="mainwindow.cpp" line="1471"/>
+        <location filename="mainwindow.cpp" line="1484"/>
+        <location filename="mainwindow.cpp" line="1490"/>
+        <location filename="mainwindow.cpp" line="1522"/>
         <source>Tips</source>
         <translation>提示</translation>
     </message>
     <message>
-        <location filename="mainwindow.cpp" line="612"/>
-        <location filename="mainwindow.cpp" line="1023"/>
-        <location filename="mainwindow.cpp" line="1462"/>
+        <location filename="mainwindow.cpp" line="614"/>
+        <location filename="mainwindow.cpp" line="1025"/>
+        <location filename="mainwindow.cpp" line="1471"/>
         <source>Device is offline</source>
         <translation>设备已断开</translation>
     </message>
     <message>
-        <location filename="mainwindow.cpp" line="927"/>
+        <location filename="mainwindow.cpp" line="929"/>
         <source>binary</source>
         <translation>黑白</translation>
     </message>
     <message>
-        <location filename="mainwindow.cpp" line="929"/>
+        <location filename="mainwindow.cpp" line="931"/>
         <source>gray</source>
         <translation>256级灰度</translation>
     </message>
     <message>
-        <location filename="mainwindow.cpp" line="931"/>
+        <location filename="mainwindow.cpp" line="933"/>
         <source>rgb</source>
         <translation>24位彩色</translation>
     </message>
@@ -535,13 +545,13 @@
         <translation type="vanished">不支持打开设备 %1</translation>
     </message>
     <message>
-        <location filename="mainwindow.cpp" line="1456"/>
-        <location filename="mainwindow.cpp" line="1508"/>
+        <location filename="mainwindow.cpp" line="1465"/>
+        <location filename="mainwindow.cpp" line="1522"/>
         <source>No item selected</source>
         <translation>请选择配置项</translation>
     </message>
     <message>
-        <location filename="mainwindow.cpp" line="1476"/>
+        <location filename="mainwindow.cpp" line="1490"/>
         <source>Device type mismatch</source>
         <translation>设备类型不匹配</translation>
     </message>
@@ -550,12 +560,12 @@
         <translation type="vanished">手动扫描配置不可被删除</translation>
     </message>
     <message>
-        <location filename="mainwindow.cpp" line="1512"/>
+        <location filename="mainwindow.cpp" line="1526"/>
         <source>Question</source>
         <translation>询问</translation>
     </message>
     <message>
-        <location filename="mainwindow.cpp" line="1513"/>
+        <location filename="mainwindow.cpp" line="1527"/>
         <source>Are you sure you want to remove the item?</source>
         <translation>确认删除配置项？</translation>
     </message>
diff --git a/app/scantool/form_deviceconfig.cpp b/app/scantool/form_deviceconfig.cpp
index 51629eec..5f6ff18d 100644
--- a/app/scantool/form_deviceconfig.cpp
+++ b/app/scantool/form_deviceconfig.cpp
@@ -886,6 +886,13 @@ void Form_DeviceConfig::on_string_list_comboBoxClicked()
         return;
     }
 
+    bool ok = false;
+    if ((deviceConfigEx->name == SANE_STD_OPT_NAME_TEXT_DIRECTION) &&
+            0 == strcmp(to_default_language(comboBox->currentText().toStdString().c_str(), &ok), OPTION_VALUE_WGFX_ZDWBFXSB))
+    {
+        QMessageBox::information(this, tr("Prompt"), tr("This function may cause a decrease in the speed of drawing."));
+    }
+
     deviceConfigEx->stringValue = currentText;
     if ((method & SANE_INFO_RELOAD_OPTIONS) == SANE_INFO_RELOAD_OPTIONS)
     {
@@ -1378,6 +1385,11 @@ void Form_DeviceConfig::on_checkedClicked()
         return;
     }
 
+    if (currentState && (deviceConfigEx->name == SANE_STD_OPT_NAME_RID_MORR))
+    {
+        QMessageBox::information(this, tr("Prompt"), tr("This function may cause a decrease in the speed of drawing."));
+    }
+
     deviceConfigEx->boolValue = currentState;
     if ((method & SANE_INFO_RELOAD_OPTIONS) == SANE_INFO_RELOAD_OPTIONS)
     {