diff --git a/service/libinput_adapter/include/libinput_adapter.h b/service/libinput_adapter/include/libinput_adapter.h
index c3f94e07fa5013067a034ccbe4d273f5041ba746..3c22639a86abb0c511b215aeeb6115fb15e65141 100644
--- a/service/libinput_adapter/include/libinput_adapter.h
+++ b/service/libinput_adapter/include/libinput_adapter.h
@@ -173,7 +173,10 @@ private:
         const std::vector<int32_t>& msgItem);
     bool HandleVKeyTrackPadPinchEnd(libinput_event_touch* touch,
         const std::vector<int32_t>& msgItem);
+    void InjectEventForTwoFingerOnTouchpad(libinput_event_touch* touch,
+        libinput_event_type eventType, int64_t frameTime);
     void InjectEventForCastWindow(libinput_event_touch* touch);
+    bool IsCursorInCastWindow();
     bool HandleVKeyTrackPadPanBegin(libinput_event_touch* touch,
         const std::vector<int32_t>& msgItem);
     bool HandleVKeyTrackPadPanUpdate(libinput_event_touch* touch,
diff --git a/service/libinput_adapter/src/libinput_adapter.cpp b/service/libinput_adapter/src/libinput_adapter.cpp
index 58ac3802a20edc4ea8e7350728e538edca5e3c7b..65d42e3ca1bfeb12363c3616dcffeefc4f31e456 100644
--- a/service/libinput_adapter/src/libinput_adapter.cpp
+++ b/service/libinput_adapter/src/libinput_adapter.cpp
@@ -1134,18 +1134,7 @@ bool LibinputAdapter::HandleVKeyTrackPadPinchBegin(libinput_event_touch* touch,
     funInputEvent_((libinput_event*)lgEvent, frameTime);
     free(lgEvent);
 	
-    event_touch tEvent;
-    tEvent.event_type = libinput_event_type::LIBINPUT_EVENT_TOUCHPAD_DOWN;
-    tEvent.seat_slot = VKEY_PINCH_FIRST_FINGER_ID;
-    libinput_event_touch* ltEvent = libinput_create_touch_event(touch, tEvent);
-    funInputEvent_((libinput_event*)ltEvent, frameTime);
-    free(ltEvent);
-
-    tEvent.event_type = libinput_event_type::LIBINPUT_EVENT_TOUCHPAD_DOWN;
-    tEvent.seat_slot = VKEY_PINCH_SECOND_FINGER_ID;
-    ltEvent = libinput_create_touch_event(touch, tEvent);
-    funInputEvent_((libinput_event*)ltEvent, frameTime);
-    free(ltEvent);
+    InjectEventForTwoFingerOnTouchpad(touch, libinput_event_type::LIBINPUT_EVENT_TOUCHPAD_DOWN, frameTime);
 	
     return true;
 }
@@ -1184,18 +1173,7 @@ bool LibinputAdapter::HandleVKeyTrackPadPinchUpdate(libinput_event_touch* touch,
     funInputEvent_((libinput_event*)lgEvent, frameTime);
     free(lgEvent);
 	
-    event_touch tEvent;
-    tEvent.event_type = libinput_event_type::LIBINPUT_EVENT_TOUCHPAD_MOTION;
-    tEvent.seat_slot = VKEY_PINCH_FIRST_FINGER_ID;
-    libinput_event_touch* ltEvent = libinput_create_touch_event(touch, tEvent);
-    funInputEvent_((libinput_event*)ltEvent, frameTime);
-    free(ltEvent);
-
-    tEvent.event_type = libinput_event_type::LIBINPUT_EVENT_TOUCHPAD_MOTION;
-    tEvent.seat_slot = VKEY_PINCH_SECOND_FINGER_ID;
-    ltEvent = libinput_create_touch_event(touch, tEvent);
-    funInputEvent_((libinput_event*)ltEvent, frameTime);
-    free(ltEvent);
+    InjectEventForTwoFingerOnTouchpad(touch, libinput_event_type::LIBINPUT_EVENT_TOUCHPAD_MOTION, frameTime);
 	
     return true;
 }
@@ -1234,30 +1212,44 @@ bool LibinputAdapter::HandleVKeyTrackPadPinchEnd(libinput_event_touch* touch,
     funInputEvent_((libinput_event*)lgEvent, frameTime);
     free(lgEvent);
 	
-    InjectEventForCastWindow(touch);
-	
+    if (IsCursorInCastWindow()) {
+        InjectEventForCastWindow(touch);
+    } else {
+        InjectEventForTwoFingerOnTouchpad(touch, libinput_event_type::LIBINPUT_EVENT_TOUCHPAD_UP, frameTime);
+    }
+
     return true;
 }
 
-void LibinputAdapter::InjectEventForCastWindow(libinput_event_touch* touch)
+void LibinputAdapter::InjectEventForTwoFingerOnTouchpad(libinput_event_touch* touch,
+    libinput_event_type eventType, int64_t frameTime)
 {
-    int64_t frameTime = GetSysClockTime();
-
     event_touch tEvent;
-    tEvent.event_type = libinput_event_type::LIBINPUT_EVENT_TOUCHPAD_UP;
+    tEvent.event_type = eventType;
     tEvent.seat_slot = VKEY_PINCH_FIRST_FINGER_ID;
     libinput_event_touch* ltEvent = libinput_create_touch_event(touch, tEvent);
-    funInputEvent_((libinput_event*)ltEvent, frameTime);
-    free(ltEvent);
+    if (ltEvent != nullptr) {
+        funInputEvent_((libinput_event*)ltEvent, frameTime);
+        free(ltEvent);
+    }
 
-    tEvent.event_type = libinput_event_type::LIBINPUT_EVENT_TOUCHPAD_UP;
     tEvent.seat_slot = VKEY_PINCH_SECOND_FINGER_ID;
     ltEvent = libinput_create_touch_event(touch, tEvent);
-    funInputEvent_((libinput_event*)ltEvent, frameTime);
-    free(ltEvent);
+    if (ltEvent != nullptr) {
+        funInputEvent_((libinput_event*)ltEvent, frameTime);
+        free(ltEvent);
+    }
+}
 
-    auto mouseInfo = WIN_MGR->GetMouseInfo();
+void LibinputAdapter::InjectEventForCastWindow(libinput_event_touch* touch)
+{
+    int64_t frameTime = GetSysClockTime();
+    InjectEventForTwoFingerOnTouchpad(touch, libinput_event_type::LIBINPUT_EVENT_TOUCHPAD_UP, frameTime);
+
+    event_touch tEvent;
+    tEvent.seat_slot = VKEY_PINCH_FIRST_FINGER_ID;
 
+    auto mouseInfo = WIN_MGR->GetMouseInfo();
     tEvent.event_type = libinput_event_type::LIBINPUT_EVENT_TOUCH_DOWN;
     tEvent.x = mouseInfo.physicalX * VKEY_RAW_COORDINATE_RATIO;
     tEvent.y = mouseInfo.physicalY * VKEY_RAW_COORDINATE_RATIO;
@@ -1281,6 +1273,28 @@ void LibinputAdapter::InjectEventForCastWindow(libinput_event_touch* touch)
     free(lpEvent);
 }
 
+bool LibinputAdapter::IsCursorInCastWindow()
+{
+    InputWindowsManager* inputWindowsManager = static_cast<InputWindowsManager *>(WIN_MGR.get());
+    if (inputWindowsManager == nullptr) {
+        return false;
+    }
+    DisplayGroupInfo displayGroupInfo = inputWindowsManager->GetDisplayGroupInfo();
+    for (auto &windowInfo : displayGroupInfo.windowsInfo) {
+        if (windowInfo.windowType == CAST_WINDOW_TYPE) {
+            auto mouseInfo = WIN_MGR->GetMouseInfo();
+            int32_t x = mouseInfo.physicalX;
+            int32_t y = mouseInfo.physicalY;
+            if ((x > windowInfo.area.x && x < (windowInfo.area.x + windowInfo.area.width)) &&
+                (y > windowInfo.area.y && y < (windowInfo.area.y + windowInfo.area.height))) {
+                return true;
+            }
+        }
+    }
+
+    return false;
+}
+
 bool LibinputAdapter::HandleVKeyTrackPadPanBegin(libinput_event_touch* touch,
     const std::vector<int32_t>& msgItem)
 {