diff --git a/VM-source/mainwindow.cpp b/VM-source/mainwindow.cpp
index 40ce13b..ae2b781 100755
--- a/VM-source/mainwindow.cpp
+++ b/VM-source/mainwindow.cpp
@@ -215,13 +215,21 @@ void MainWindow::on_addQemuDisk_triggered()
     if(path == ""){
         return;
     }
-    QDir dir(QDir::homePath() + "/Qemu/Windows/Windows.qcow2");
+    QDir dir(QDir::homePath() + "/Qemu/Windows");
     if(!dir.exists()){
-        dir.mkpath(QDir::homePath() + "/Qemu/Windows/Windows.qcow2");
+        dir.mkpath(QDir::homePath() + "/Qemu/Windows");
     }
-    if(!QFile::remove(QDir::homePath() + "/Qemu/Windows/Windows.qcow2") | !QFile::copy(path, QDir::homePath() + "/Qemu/Windows/Windows.qcow2")){
-        QMessageBox::critical(this, "提示", "添加错误！");
-        return;
+    if(QFile::exists(QDir::homePath() + "/Qemu/Windows/Windows.qcow2")){
+        if(!QFile::remove(QDir::homePath() + "/Qemu/Windows/Windows.qcow2") | !QFile::copy(path, QDir::homePath() + "/Qemu/Windows/Windows.qcow2")){
+            QMessageBox::critical(this, "提示", "添加错误！");
+            return;
+        }
+    }
+    else{
+        if(!QFile::copy(path, QDir::homePath() + "/Qemu/Windows/Windows.qcow2")){
+            QMessageBox::critical(this, "提示", "添加错误！");
+            return;
+        }
     }
     QMessageBox::information(this, "提示", "添加完成！");
 }
@@ -234,3 +242,29 @@ void MainWindow::on_delQemuDisk_triggered()
     }
     std::system(("xdg-open \"" + QDir::homePath() + "/Qemu/Windows/\"").toUtf8());
 }
+
+void MainWindow::on_addQemuDiskButton_clicked()
+{
+    MainWindow::on_addQemuDisk_triggered();
+}
+
+void MainWindow::on_saveQemuDiskButton_clicked()
+{
+    MainWindow::on_delQemuDisk_triggered();
+}
+
+void MainWindow::on_delQemuDiskButton_clicked()
+{
+    if(!QFile::exists(QDir::homePath() + "/Qemu/Windows/Windows.qcow2")){
+        QMessageBox::information(this, "提示", "不存在磁盘文件，无法移除");
+        return;
+    }
+    if(QMessageBox::question(this, "提示", "是否删除？\n删除后将无法恢复！") == QMessageBox::No){
+        return;
+    }
+    if(!QFile::remove(QDir::homePath() + "/Qemu/Windows/Windows.qcow2")){
+        QMessageBox::critical(this, "提示", "移除失败");
+        return;
+    }
+    QMessageBox::information(this, "提示", "移除成功");
+}
diff --git a/VM-source/mainwindow.h b/VM-source/mainwindow.h
index ff179a6..ad5c725 100755
--- a/VM-source/mainwindow.h
+++ b/VM-source/mainwindow.h
@@ -38,6 +38,12 @@ private slots:
 
     void on_delQemuDisk_triggered();
 
+    void on_addQemuDiskButton_clicked();
+
+    void on_saveQemuDiskButton_clicked();
+
+    void on_delQemuDiskButton_clicked();
+
 private:
     Ui::MainWindow *ui;
     long m_cpuAll;
diff --git a/VM-source/mainwindow.ui b/VM-source/mainwindow.ui
index 82760f3..66412cc 100755
--- a/VM-source/mainwindow.ui
+++ b/VM-source/mainwindow.ui
@@ -6,8 +6,8 @@
    <rect>
     <x>0</x>
     <y>0</y>
-    <width>807</width>
-    <height>429</height>
+    <width>1058</width>
+    <height>512</height>
    </rect>
   </property>
   <property name="windowTitle">
@@ -25,7 +25,7 @@
        <enum>QTabWidget::Rounded</enum>
       </property>
       <property name="currentIndex">
-       <number>2</number>
+       <number>0</number>
       </property>
       <widget class="QWidget" name="tab">
        <attribute name="title">
@@ -142,6 +142,13 @@
             </property>
            </spacer>
           </item>
+          <item>
+           <widget class="QPushButton" name="getQemu">
+            <property name="text">
+             <string>安装 Qemu</string>
+            </property>
+           </widget>
+          </item>
           <item>
            <widget class="QPushButton" name="qemuSetting">
             <property name="text">
@@ -150,9 +157,23 @@
            </widget>
           </item>
           <item>
-           <widget class="QPushButton" name="getQemu">
+           <widget class="QPushButton" name="addQemuDiskButton">
             <property name="text">
-             <string>安装 Qemu</string>
+             <string>添加/覆盖Qemu磁盘</string>
+            </property>
+           </widget>
+          </item>
+          <item>
+           <widget class="QPushButton" name="saveQemuDiskButton">
+            <property name="text">
+             <string>导出Qemu磁盘</string>
+            </property>
+           </widget>
+          </item>
+          <item>
+           <widget class="QPushButton" name="delQemuDiskButton">
+            <property name="text">
+             <string>移除Qemu磁盘</string>
             </property>
            </widget>
           </item>
@@ -374,24 +395,6 @@ p, li { white-space: pre-wrap; }
     <string/>
    </property>
   </widget>
-  <widget class="QMenuBar" name="menuBar">
-   <property name="geometry">
-    <rect>
-     <x>0</x>
-     <y>0</y>
-     <width>807</width>
-     <height>36</height>
-    </rect>
-   </property>
-   <widget class="QMenu" name="menuQemu">
-    <property name="title">
-     <string>Qemu磁盘镜像</string>
-    </property>
-    <addaction name="addQemuDisk"/>
-    <addaction name="delQemuDisk"/>
-   </widget>
-   <addaction name="menuQemu"/>
-  </widget>
   <action name="action">
    <property name="text">
     <string>退出</string>