diff --git a/kybackup/maindialog.cpp b/kybackup/maindialog.cpp
index 2d98943..639734a 100755
--- a/kybackup/maindialog.cpp
+++ b/kybackup/maindialog.cpp
@@ -239,12 +239,12 @@ void MainDialog::initConnect()
             QDBusReply<bool> is_tabletmode = m_statusSessionDbus->call("get_current_tabletmode");
             GlobelBackupInfo::inst().setIsTabletMode(is_tabletmode);
             if (is_tabletmode) {
-                 if (!isMinimized())
+                if (!isMinimized())
                     showMaximized();
+                m_maxBtn->setIcon(QIcon::fromTheme("window-restore-symbolic"));
+                m_maxBtn->setToolTip(tr("Normal"));
                 m_maxBtn->setVisible(false);
             } else {
-                 if (!isMinimized())
-                    showNormal();
                 m_maxBtn->setVisible(true);
             }
             connect(m_statusSessionDbus, SIGNAL(mode_change_signal(bool)), this, SLOT(tabletModeChange(bool)));
@@ -274,6 +274,23 @@ void MainDialog::tabletModeChange(bool isTabletMode)
     }
 }
 
+void MainDialog::changeEvent(QEvent *event)
+{
+    if (QEvent::WindowStateChange == event->type()) {
+        // 如果是平板模式
+        if (GlobelBackupInfo::inst().isTabletMode()) {
+            Qt::WindowStates state = this->windowState();
+            if (state == Qt::WindowMaximized) {
+                event->accept();
+                showMaximized();
+                return ;
+            }
+        }
+    }
+
+    QMainWindow::changeEvent(event);
+}
+
 /**
  * @brief 左侧功能选择栏响应槽
  * @param func_type，功能类型
diff --git a/kybackup/maindialog.h b/kybackup/maindialog.h
index 9551e17..15d3f39 100755
--- a/kybackup/maindialog.h
+++ b/kybackup/maindialog.h
@@ -27,6 +27,7 @@ public:
 
 protected:
     void resizeEvent(QResizeEvent *event);
+    void changeEvent(QEvent *event);
 
 public slots:
     void sltMessageReceived(const QString &msg);
diff --git a/kybackup/qt_bo_CN.ts b/kybackup/qt_bo_CN.ts
index 13ad6c9..6617a4e 100644
--- a/kybackup/qt_bo_CN.ts
+++ b/kybackup/qt_bo_CN.ts
@@ -1083,7 +1083,7 @@
     </message>
     <message>
         <location filename="maindialog.cpp" line="130"/>
-        <location filename="maindialog.cpp" line="224"/>
+        <location filename="maindialog.cpp" line="220"/>
         <source>Maximize</source>
         <translation>ཚད་གཞི་མཐོ་ཤོས་ཀྱི་སྒོ་ནས</translation>
     </message>
@@ -1108,7 +1108,8 @@
         <translation>ཕྱིར་འཐེན་བྱེད་པ།</translation>
     </message>
     <message>
-        <location filename="maindialog.cpp" line="220"/>
+        <location filename="maindialog.cpp" line="224"/>
+        <location filename="maindialog.cpp" line="245"/>
         <source>Normal</source>
         <translation>རྒྱུན་ལྡན་གྱི་གནས་</translation>
     </message>
@@ -1251,9 +1252,9 @@
         <location filename="component/backuplistwidget.cpp" line="297"/>
         <location filename="component/backuplistwidget.cpp" line="306"/>
         <location filename="component/backuplistwidget.cpp" line="329"/>
-        <location filename="maindialog.cpp" line="348"/>
-        <location filename="maindialog.cpp" line="364"/>
-        <location filename="maindialog.cpp" line="384"/>
+        <location filename="maindialog.cpp" line="369"/>
+        <location filename="maindialog.cpp" line="385"/>
+        <location filename="maindialog.cpp" line="405"/>
         <location filename="module/databackup.cpp" line="545"/>
         <location filename="module/databackup.cpp" line="563"/>
         <location filename="module/databackup.cpp" line="790"/>
@@ -1283,9 +1284,9 @@
         <location filename="component/backuplistwidget.cpp" line="308"/>
         <location filename="component/backuplistwidget.cpp" line="331"/>
         <location filename="main.cpp" line="45"/>
-        <location filename="maindialog.cpp" line="350"/>
-        <location filename="maindialog.cpp" line="366"/>
-        <location filename="maindialog.cpp" line="386"/>
+        <location filename="maindialog.cpp" line="371"/>
+        <location filename="maindialog.cpp" line="387"/>
+        <location filename="maindialog.cpp" line="407"/>
         <location filename="module/databackup.cpp" line="488"/>
         <location filename="module/databackup.cpp" line="504"/>
         <location filename="module/databackup.cpp" line="512"/>
@@ -1350,7 +1351,7 @@
         <translation>ཅིན་པུའུ་ལུའུ་ཕུའུ།</translation>
     </message>
     <message>
-        <location filename="maindialog.cpp" line="349"/>
+        <location filename="maindialog.cpp" line="370"/>
         <source>An exception occurred when mounting backup partition.</source>
         <translation>རྗེས་གྲབས་ཁག་བགོས་སྒྲིག་སྦྱོར་བྱེད་སྐབས་དམིགས་བསལ་གྱི་གནས་ཚུལ་བྱུང་བ་རེད།</translation>
     </message>
@@ -1359,12 +1360,12 @@
         <translation type="vanished">请检查备份还原分区是否存在，在安装操作系统时必须创建备份还原分区。</translation>
     </message>
     <message>
-        <location filename="maindialog.cpp" line="365"/>
+        <location filename="maindialog.cpp" line="386"/>
         <source>Failed to mount backup partition.</source>
         <translation>རྗེས་གྲབས་ཁག་བགོས་བྱེད་མ་ཐུབ་པ་རེད།</translation>
     </message>
     <message>
-        <location filename="maindialog.cpp" line="385"/>
+        <location filename="maindialog.cpp" line="406"/>
         <location filename="module/datarestore.cpp" line="1088"/>
         <source>It&apos;s busy, please wait</source>
         <translation>བྲེལ་བ་ཧ་ཅང་ཆེ་བས་སྒུག་དང་།</translation>
diff --git a/kybackup/qt_zh_CN.ts b/kybackup/qt_zh_CN.ts
index 3214039..6f9e793 100755
--- a/kybackup/qt_zh_CN.ts
+++ b/kybackup/qt_zh_CN.ts
@@ -1083,7 +1083,7 @@
     </message>
     <message>
         <location filename="maindialog.cpp" line="130"/>
-        <location filename="maindialog.cpp" line="224"/>
+        <location filename="maindialog.cpp" line="220"/>
         <source>Maximize</source>
         <translation>最大化</translation>
     </message>
@@ -1108,7 +1108,8 @@
         <translation>退出</translation>
     </message>
     <message>
-        <location filename="maindialog.cpp" line="220"/>
+        <location filename="maindialog.cpp" line="224"/>
+        <location filename="maindialog.cpp" line="245"/>
         <source>Normal</source>
         <translation>还原</translation>
     </message>
@@ -1251,9 +1252,9 @@
         <location filename="component/backuplistwidget.cpp" line="297"/>
         <location filename="component/backuplistwidget.cpp" line="306"/>
         <location filename="component/backuplistwidget.cpp" line="329"/>
-        <location filename="maindialog.cpp" line="348"/>
-        <location filename="maindialog.cpp" line="364"/>
-        <location filename="maindialog.cpp" line="384"/>
+        <location filename="maindialog.cpp" line="369"/>
+        <location filename="maindialog.cpp" line="385"/>
+        <location filename="maindialog.cpp" line="405"/>
         <location filename="module/databackup.cpp" line="545"/>
         <location filename="module/databackup.cpp" line="563"/>
         <location filename="module/databackup.cpp" line="790"/>
@@ -1274,9 +1275,9 @@
         <location filename="component/backuplistwidget.cpp" line="308"/>
         <location filename="component/backuplistwidget.cpp" line="331"/>
         <location filename="main.cpp" line="45"/>
-        <location filename="maindialog.cpp" line="350"/>
-        <location filename="maindialog.cpp" line="366"/>
-        <location filename="maindialog.cpp" line="386"/>
+        <location filename="maindialog.cpp" line="371"/>
+        <location filename="maindialog.cpp" line="387"/>
+        <location filename="maindialog.cpp" line="407"/>
         <location filename="module/databackup.cpp" line="488"/>
         <location filename="module/databackup.cpp" line="504"/>
         <location filename="module/databackup.cpp" line="512"/>
@@ -1346,7 +1347,7 @@
         <translation>备份还原工具</translation>
     </message>
     <message>
-        <location filename="maindialog.cpp" line="349"/>
+        <location filename="maindialog.cpp" line="370"/>
         <source>An exception occurred when mounting backup partition.</source>
         <translation>挂载备份分区时发生错误。</translation>
     </message>
@@ -1355,12 +1356,12 @@
         <translation type="vanished">请检查备份还原分区是否存在，在安装操作系统时必须创建备份还原分区。</translation>
     </message>
     <message>
-        <location filename="maindialog.cpp" line="365"/>
+        <location filename="maindialog.cpp" line="386"/>
         <source>Failed to mount backup partition.</source>
         <translation>挂载备份分区失败。</translation>
     </message>
     <message>
-        <location filename="maindialog.cpp" line="385"/>
+        <location filename="maindialog.cpp" line="406"/>
         <location filename="module/datarestore.cpp" line="1088"/>
         <source>It&apos;s busy, please wait</source>
         <translation>系统正忙，请稍等</translation>