diff --git a/QtScrcpy/device/device.cpp b/QtScrcpy/device/device.cpp
index 9dc12eb..d898920 100644
--- a/QtScrcpy/device/device.cpp
+++ b/QtScrcpy/device/device.cpp
@@ -91,6 +91,15 @@ const QString &Device::getSerial()
     return m_params.serial;
 }
 
+const QSize Device::frameSize()
+{
+    QSize size;
+    if (!m_videoForm) {
+        return size;
+    }
+    return m_videoForm->frameSize();
+}
+
 void Device::updateScript(QString script)
 {
     if(m_controller){
diff --git a/QtScrcpy/device/device.h b/QtScrcpy/device/device.h
index cc7dd6d..5c519fc 100644
--- a/QtScrcpy/device/device.h
+++ b/QtScrcpy/device/device.h
@@ -46,6 +46,7 @@ public:
     VideoForm *getVideoForm();
     Server *getServer();
     const QString &getSerial();
+    const QSize frameSize();
 
     void updateScript(QString script);
     Device::GroupControlState controlState();
diff --git a/QtScrcpy/device/ui/videoform.cpp b/QtScrcpy/device/ui/videoform.cpp
index ea4a2c9..5f54fcf 100644
--- a/QtScrcpy/device/ui/videoform.cpp
+++ b/QtScrcpy/device/ui/videoform.cpp
@@ -92,6 +92,11 @@ QRect VideoForm::getGrabCursorRect()
     return rc;
 }
 
+const QSize &VideoForm::frameSize()
+{
+    return m_frameSize;
+}
+
 void VideoForm::updateRender(const AVFrame *frame)
 {
     if (m_videoWidget->isHidden()) {
diff --git a/QtScrcpy/device/ui/videoform.h b/QtScrcpy/device/ui/videoform.h
index 6f573a0..f2a3d09 100644
--- a/QtScrcpy/device/ui/videoform.h
+++ b/QtScrcpy/device/ui/videoform.h
@@ -25,6 +25,7 @@ public:
     void updateRender(const AVFrame *frame);
     void setDevice(Device *device);
     QRect getGrabCursorRect();
+    const QSize &frameSize();
 
 public slots:
     void onSwitchFullScreen();
diff --git a/QtScrcpy/devicemanage/devicemanage.cpp b/QtScrcpy/devicemanage/devicemanage.cpp
index f0d0e44..e456517 100644
--- a/QtScrcpy/devicemanage/devicemanage.cpp
+++ b/QtScrcpy/devicemanage/devicemanage.cpp
@@ -127,9 +127,6 @@ void DeviceManage::setGroupControlSignals(Device *host, Device *client, bool ins
         connect(host, &Device::clipboardPaste, client, &Device::clipboardPaste);
         connect(host, &Device::pushFileRequest, client, &Device::pushFileRequest);
         connect(host, &Device::installApkRequest, client, &Device::installApkRequest);
-        connect(host, &Device::mouseEvent, client, &Device::mouseEvent);
-        connect(host, &Device::wheelEvent, client, &Device::wheelEvent);
-        connect(host, &Device::keyEvent, client, &Device::keyEvent);
         connect(host, &Device::screenshot, client, &Device::screenshot);
         connect(host, &Device::showTouch, client, &Device::showTouch);
         // dont connect requestDeviceClipboard
@@ -150,9 +147,6 @@ void DeviceManage::setGroupControlSignals(Device *host, Device *client, bool ins
         disconnect(host, &Device::clipboardPaste, client, &Device::clipboardPaste);
         disconnect(host, &Device::pushFileRequest, client, &Device::pushFileRequest);
         disconnect(host, &Device::installApkRequest, client, &Device::installApkRequest);
-        disconnect(host, &Device::mouseEvent, client, &Device::mouseEvent);
-        disconnect(host, &Device::wheelEvent, client, &Device::wheelEvent);
-        disconnect(host, &Device::keyEvent, client, &Device::keyEvent);
         disconnect(host, &Device::screenshot, client, &Device::screenshot);
         disconnect(host, &Device::showTouch, client, &Device::showTouch);
     }
@@ -201,19 +195,75 @@ void DeviceManage::onControlStateChange(Device *device, Device::GroupControlStat
     // free to host
     if (oldState == Device::GroupControlState::GCS_FREE
             && newState == Device::GroupControlState::GCS_HOST) {
-        // install control signals
+        // install direct control signals
         setGroupControlHost(device, true);
+        // install convert control signals(frameSize need convert)
+        connect(device, &Device::mouseEvent, this, &DeviceManage::onMouseEvent, Qt::UniqueConnection);
+        connect(device, &Device::wheelEvent, this, &DeviceManage::onWheelEvent, Qt::UniqueConnection);
+        connect(device, &Device::keyEvent, this, &DeviceManage::onKeyEvent, Qt::UniqueConnection);
         return;
     }
     // host to free
     if (oldState == Device::GroupControlState::GCS_HOST
             && newState == Device::GroupControlState::GCS_FREE) {
-        // uninstall control signals
+        // uninstall direct control signals
         setGroupControlHost(device, false);
+        // uninstall convert control signals(frameSize need convert)
+        disconnect(device, &Device::mouseEvent, this, &DeviceManage::onMouseEvent);
+        disconnect(device, &Device::wheelEvent, this, &DeviceManage::onWheelEvent);
+        disconnect(device, &Device::keyEvent, this, &DeviceManage::onKeyEvent);
         return;
     }
 }
 
+void DeviceManage::onMouseEvent(const QMouseEvent *from, const QSize &frameSize, const QSize &showSize)
+{
+    QMapIterator<QString, QPointer<Device>> i(m_devices);
+    while (i.hasNext()) {
+        i.next();
+        if (!i.value()) {
+            continue;
+        }
+        if (i.value() == sender()) {
+            continue;
+        }
+        // neend convert frameSize to its frameSize
+        emit i.value()->mouseEvent(from, i.value()->frameSize(), showSize);
+    }
+}
+
+void DeviceManage::onWheelEvent(const QWheelEvent *from, const QSize &frameSize, const QSize &showSize)
+{
+    QMapIterator<QString, QPointer<Device>> i(m_devices);
+    while (i.hasNext()) {
+        i.next();
+        if (!i.value()) {
+            continue;
+        }
+        if (i.value() == sender()) {
+            continue;
+        }
+        // neend convert frameSize to its frameSize
+        emit i.value()->wheelEvent(from, i.value()->frameSize(), showSize);
+    }
+}
+
+void DeviceManage::onKeyEvent(const QKeyEvent *from, const QSize &frameSize, const QSize &showSize)
+{
+    QMapIterator<QString, QPointer<Device>> i(m_devices);
+    while (i.hasNext()) {
+        i.next();
+        if (!i.value()) {
+            continue;
+        }
+        if (i.value() == sender()) {
+            continue;
+        }
+        // neend convert frameSize to its frameSize
+        emit i.value()->keyEvent(from, i.value()->frameSize(), showSize);
+    }
+}
+
 quint16 DeviceManage::getFreePort()
 {
     quint16 port = m_localPortStart;    
diff --git a/QtScrcpy/devicemanage/devicemanage.h b/QtScrcpy/devicemanage/devicemanage.h
index cbef25c..fb86089 100644
--- a/QtScrcpy/devicemanage/devicemanage.h
+++ b/QtScrcpy/devicemanage/devicemanage.h
@@ -28,6 +28,11 @@ protected slots:
     void onDeviceDisconnect(QString serial);
     void onControlStateChange(Device* device, Device::GroupControlState oldState, Device::GroupControlState newState);
 
+    // neend convert frameSize to its frameSize
+    void onMouseEvent(const QMouseEvent* from, const QSize& frameSize, const QSize& showSize);
+    void onWheelEvent(const QWheelEvent* from, const QSize& frameSize, const QSize& showSize);
+    void onKeyEvent(const QKeyEvent* from, const QSize& frameSize, const QSize& showSize);
+
 private:
     quint16 getFreePort();