diff --git a/QtScrcpy/toolform.cpp b/QtScrcpy/toolform.cpp
index 0afd7f8..0003203 100644
--- a/QtScrcpy/toolform.cpp
+++ b/QtScrcpy/toolform.cpp
@@ -9,6 +9,7 @@ ToolForm::ToolForm(QWidget* adsorbWidget, AdsorbPositions adsorbPos)
 {
     ui->setupUi(this);
     //setWindowFlags(windowFlags() | Qt::FramelessWindowHint);
+    setWindowFlags(windowFlags() & ~Qt::WindowMinMaxButtonsHint);
 }
 
 ToolForm::~ToolForm()
diff --git a/QtScrcpy/toolform.ui b/QtScrcpy/toolform.ui
index fa542b9..8b195dc 100644
--- a/QtScrcpy/toolform.ui
+++ b/QtScrcpy/toolform.ui
@@ -6,12 +6,12 @@
    <rect>
     <x>0</x>
     <y>0</y>
-    <width>118</width>
+    <width>80</width>
     <height>497</height>
    </rect>
   </property>
   <property name="windowTitle">
-   <string>Form</string>
+   <string/>
   </property>
  </widget>
  <resources/>
diff --git a/QtScrcpy/videoform.cpp b/QtScrcpy/videoform.cpp
index 96992b1..e43fa8c 100644
--- a/QtScrcpy/videoform.cpp
+++ b/QtScrcpy/videoform.cpp
@@ -19,8 +19,7 @@ VideoForm::VideoForm(const QString& serial, QWidget *parent) :
     ui(new Ui::videoForm),
     m_serial(serial)
 {    
-    ui->setupUi(this);
-    setAttribute(Qt::WA_DeleteOnClose);
+    ui->setupUi(this);    
     initUI();
 
     connect(&m_inputConvert, &InputConvertGame::grabCursor, this, [this](bool grab){
@@ -78,7 +77,7 @@ VideoForm::VideoForm(const QString& serial, QWidget *parent) :
     // must be Qt::QueuedConnection, ui update must be main thread
     QObject::connect(&m_decoder, &Decoder::onNewFrame, this, [this](){
         if (ui->videoWidget->isHidden()) {
-            ui->loadingWidget->hide();
+            ui->loadingWidget->close();
             ui->videoWidget->show();
         }
         m_frames.lock();        
@@ -107,11 +106,7 @@ VideoForm::VideoForm(const QString& serial, QWidget *parent) :
     initStyle();
 
     bool vertical = size().height() > size().width();
-    updateStyleSheet(vertical);    
-
-    ToolForm* mw = new ToolForm(this, ToolForm::AP_OUTSIDE_RIGHT);
-    mw->move(pos().x() + geometry().width(), pos().y() + 30);
-    mw->show();
+    updateStyleSheet(vertical);
 }
 
 VideoForm::~VideoForm()
@@ -130,12 +125,14 @@ void VideoForm::initUI()
         m_widthHeightRatio = 1.0f * phone.width() / phone.height();
     }
 
+    setAttribute(Qt::WA_DeleteOnClose);
     // 去掉标题栏
     setWindowFlags(Qt::FramelessWindowHint);
     // 根据图片构造异形窗口
     setAttribute(Qt::WA_TranslucentBackground);
 
     setMouseTracking(true);
+    ui->loadingWidget->setAttribute(Qt::WA_DeleteOnClose);
     ui->videoWidget->setMouseTracking(true);
     ui->videoWidget->hide();
 
@@ -145,6 +142,15 @@ void VideoForm::initUI()
     ui->quickWidget->setClearColor(QColor(Qt::transparent));
 }
 
+void VideoForm::showToolFrom(bool show)
+{
+    if (!m_toolForm) {
+        m_toolForm = new ToolForm(this, ToolForm::AP_OUTSIDE_RIGHT);
+        m_toolForm->move(pos().x() + geometry().width(), pos().y() + 30);
+    }
+    m_toolForm->setVisible(show);
+}
+
 void VideoForm::initStyle()
 {
     //IconHelper::Instance()->SetIcon(ui->fullScrcenbtn, QChar(0xf0b2), 13);
@@ -212,8 +218,10 @@ void VideoForm::switchFullScreen()
 {
     if (isFullScreen()) {
         showNormal();
+        showToolFrom(true);
     } else {
-        showFullScreen();
+        showToolFrom(false);
+        showFullScreen();        
     }
 }
 
@@ -291,6 +299,11 @@ void VideoForm::paintEvent(QPaintEvent *paint)
     style()->drawPrimitive(QStyle::PE_Widget, &opt, &p, this);
 }
 
+void VideoForm::showEvent(QShowEvent *event)
+{
+    showToolFrom();
+}
+
 void VideoForm::on_fullScrcenbtn_clicked()
 {
     switchFullScreen();    
diff --git a/QtScrcpy/videoform.h b/QtScrcpy/videoform.h
index 1c688fd..20b7cb4 100644
--- a/QtScrcpy/videoform.h
+++ b/QtScrcpy/videoform.h
@@ -2,6 +2,7 @@
 #define VIDEOFORM_H
 
 #include <QWidget>
+#include <QPointer>
 
 #include "server.h"
 #include "decoder.h"
@@ -13,6 +14,7 @@ namespace Ui {
 class videoForm;
 }
 
+class ToolForm;
 class VideoForm : public QWidget
 {
     Q_OBJECT
@@ -27,6 +29,7 @@ private:
     void initStyle();
     void updateStyleSheet(bool vertical);
     void initUI();
+    void showToolFrom(bool show = true);
 
 protected:
     void mousePressEvent(QMouseEvent *event);
@@ -37,6 +40,7 @@ protected:
     void keyReleaseEvent(QKeyEvent *event);
 
     void paintEvent(QPaintEvent *);
+    void showEvent(QShowEvent *event);
 
 private slots:
     void on_fullScrcenbtn_clicked();
@@ -51,9 +55,9 @@ private:
     //InputConvertNormal m_inputConvert;
     InputConvertGame m_inputConvert;
     QString m_serial = "";
-
     QPoint m_dragPosition;
     float m_widthHeightRatio = 0.5f;
+    QPointer<ToolForm> m_toolForm;
 };
 
 #endif // VIDEOFORM_H
diff --git a/QtScrcpy/videoform.ui b/QtScrcpy/videoform.ui
index 79545d6..9864cc2 100644
--- a/QtScrcpy/videoform.ui
+++ b/QtScrcpy/videoform.ui
@@ -59,20 +59,8 @@
       <property name="bottomMargin">
        <number>0</number>
       </property>
-      <item alignment="Qt::AlignHCenter|Qt::AlignVCenter">
+      <item>
        <widget class="QQuickWidget" name="quickWidget">
-        <property name="minimumSize">
-         <size>
-          <width>170</width>
-          <height>170</height>
-         </size>
-        </property>
-        <property name="maximumSize">
-         <size>
-          <width>170</width>
-          <height>170</height>
-         </size>
-        </property>
         <property name="autoFillBackground">
          <bool>false</bool>
         </property>