diff --git a/dsoftbus/dsoftbus_build/foundation/communication/dsoftbus/sdk/frame/common/src/softbus_client_frame_manager.c b/dsoftbus/dsoftbus_build/foundation/communication/dsoftbus/sdk/frame/common/src/softbus_client_frame_manager.c
index 166e89a..662ba97 100644
--- a/dsoftbus/dsoftbus_build/foundation/communication/dsoftbus/sdk/frame/common/src/softbus_client_frame_manager.c
+++ b/dsoftbus/dsoftbus_build/foundation/communication/dsoftbus/sdk/frame/common/src/softbus_client_frame_manager.c
@@ -72,7 +72,7 @@ ERR_EXIT:
     return SOFTBUS_ERR;
 }
 
-int32_t InitSoftBus(const char *pkgName)
+int32_t InitSoftBus(const char *pkgName)kyl
 {
     if (pkgName == NULL || strlen(pkgName) >= PKG_NAME_SIZE_MAX) {
         SoftBusLog(SOFTBUS_LOG_COMM, SOFTBUS_LOG_ERROR, "init softbus sdk fail.");
diff --git a/projection/device/basedevice.cpp b/projection/device/basedevice.cpp
index 064248d..660b9dc 100644
--- a/projection/device/basedevice.cpp
+++ b/projection/device/basedevice.cpp
@@ -25,7 +25,7 @@ extern "C"
 }
 
 const std::string SNDCPYPATH = "/usr/share/kylin-mobile-assistant/sndcpy ";
-const std::string LOGPATH = "~/.log/kylin-mobile-assistant.log";
+const std::string LOGPATH = "~/.log/kylin-connectivity.log";
 
 BaseDevice::BaseDevice(DeviceParams params, QObject *parent) : QObject(parent)
 {
diff --git a/projection/device/deviceui/videoform.cpp b/projection/device/deviceui/videoform.cpp
index e85082a..c9b661b 100644
--- a/projection/device/deviceui/videoform.cpp
+++ b/projection/device/deviceui/videoform.cpp
@@ -84,6 +84,7 @@ void VideoForm::initUI()
     m_videoWidget->setMouseTracking(true);
     ui->keepRatioWidget->setMouseTracking(true);
     m_titleHeight = TITLE_HEIGHT;
+    m_loadTimer = new QTimer(this);
 }
 
 void VideoForm::initConnect()
@@ -92,10 +93,14 @@ void VideoForm::initConnect()
     connect(ui->title, &VideoTitle::sigMaxButtonClicked, this, &VideoForm::onMaxButtonClick);
     connect(ui->title, &VideoTitle::sigFullScreen, this, &VideoForm::onFullScreen);
     connect(ui->title, &VideoTitle::sigScroll, this, &VideoForm::onScrollTrigger);
+    connect(m_loadTimer, &QTimer::timeout, this, [this](){
+        m_isLoading = true;
+    });
 }
 
 void VideoForm::deleteUI()
 {
+    m_isLoading = false;
     this->hide();
     if (!m_device) {
         return;
@@ -124,18 +129,23 @@ const QSize &VideoForm::frameSize()
 
 void VideoForm::updateRender(const AVFrame *frame)
 {
-
-
     if (m_videoWidget->isHidden()) {
         this->show();
-        updateShowSize(QSize(frame->width, frame->height));
-        m_loadingWidget->resize(this->size());
-        m_loadingWidget->show();
-        GenerateTools::delayMs(1000);
-        if (m_loadingWidget) {
-            m_loadingWidget->close();
+        if (m_loadTimer) {
+            m_loadTimer->start(500);
         }
-        m_videoWidget->show();
+        updateShowSize(QSize(frame->width, frame->height));
+        if (m_isLoading) {
+            if (m_loadingWidget) {
+                m_loadingWidget->close();
+            }
+            m_videoWidget->show();
+        } else {
+            m_loadingWidget->resize(this->size());
+            m_loadingWidget->show();
+        }
+
+
     }
     updateShowSize(QSize(frame->width, frame->height));
 
diff --git a/projection/device/deviceui/videoform.h b/projection/device/deviceui/videoform.h
index 67046c2..789c36f 100644
--- a/projection/device/deviceui/videoform.h
+++ b/projection/device/deviceui/videoform.h
@@ -128,6 +128,8 @@ private:
     QGSettings *m_panelSetting = nullptr;
     // outside member
     QPointer<BaseDevice> m_device;
+    bool m_isLoading = false;
+    QTimer *m_loadTimer = nullptr;
 };
 
 #endif // VIDEOFORM_H
diff --git a/projection/device/deviceui/videoform.ui b/projection/device/deviceui/videoform.ui
index 7e0a38d..aad5b71 100644
--- a/projection/device/deviceui/videoform.ui
+++ b/projection/device/deviceui/videoform.ui
@@ -14,7 +14,7 @@
    <bool>true</bool>
   </property>
   <property name="windowTitle">
-   <string>kylin-mobile-assistant</string>
+   <string>kylin-connectivity</string>
   </property>
   <property name="windowIcon">
    <iconset resource="../../../res/resources.qrc">