diff --git a/utils/include/window_helper.h b/utils/include/window_helper.h
index a8091862d56b3401d38bd99babdd063d2fecd012..30974904a8f6a7d9f57df8a8295758a9b80374ab 100644
--- a/utils/include/window_helper.h
+++ b/utils/include/window_helper.h
@@ -113,10 +113,10 @@ public:
 
     static bool IsPointInWindow(int32_t pointPosX, int32_t pointPosY, Rect pointRect)
     {
-        if ((pointPosX > pointRect.posX_) &&
-            (pointPosX < (pointRect.posX_ + static_cast<int32_t>(pointRect.width_))) &&
-            (pointPosY > pointRect.posY_) &&
-            (pointPosY < (pointRect.posY_ + static_cast<int32_t>(pointRect.height_)))) {
+        if ((pointPosX > pointRect.posX_ + static_cast<int32_t>(WINDOW_FRAME_WIDTH)) &&
+            (pointPosX < (pointRect.posX_ + static_cast<int32_t>(pointRect.width_ - WINDOW_FRAME_WIDTH))) &&
+            (pointPosY > pointRect.posY_ + static_cast<int32_t>(WINDOW_FRAME_TOP_WIDTH)) &&
+            (pointPosY < (pointRect.posY_ + static_cast<int32_t>(pointRect.height_ - WINDOW_FRAME_WIDTH)))) {
             return true;
         }
         return false;
diff --git a/utils/include/wm_common_inner.h b/utils/include/wm_common_inner.h
index 369fd40d29903304d7bc44eed93f879e7c6cfb85..6754068336cfbfa3e984983ca1dff9bc14d81f52 100644
--- a/utils/include/wm_common_inner.h
+++ b/utils/include/wm_common_inner.h
@@ -49,8 +49,8 @@ namespace {
     constexpr uint32_t DIVIDER_WIDTH = 8;
     constexpr uint32_t WINDOW_TITLE_BAR_HEIGHT = 48;
     constexpr uint32_t WINDOW_FRAME_WIDTH = 4;
-    constexpr uint32_t HOTZONE = 40;
-    constexpr uint32_t DIV_HOTZONE = 20;
+    constexpr uint32_t WINDOW_FRAME_TOP_WIDTH = 1; // the frame width of top position
+    constexpr uint32_t HOTZONE = 20;
     constexpr uint32_t MIN_VERTICAL_FLOATING_WIDTH = 240;
     constexpr uint32_t MIN_VERTICAL_FLOATING_HEIGHT = 426;
     constexpr uint32_t MIN_VERTICAL_SPLIT_HEIGHT = 426;
diff --git a/wm/src/window_impl.cpp b/wm/src/window_impl.cpp
index 06de34ed394c227980afe3ee67c936bb394d3d01..c96e39b18204b58f53bcf813f369422b892a03fe 100644
--- a/wm/src/window_impl.cpp
+++ b/wm/src/window_impl.cpp
@@ -1008,25 +1008,27 @@ void WindowImpl::HandleDragEvent(int32_t posX, int32_t posY, int32_t pointId)
     int32_t diffX = posX - startPointPosX_;
     int32_t diffY = posY - startPointPosY_;
     Rect newRect = startPointRect_;
-    if (startPointPosX_ <= startPointRect_.posX_) {
+    if (startPointPosX_ <= startPointRect_.posX_ + static_cast<int32_t>(WINDOW_FRAME_WIDTH)) {
         if (diffX > static_cast<int32_t>(startPointRect_.width_)) {
             diffX = static_cast<int32_t>(startPointRect_.width_);
         }
         newRect.posX_ += diffX;
         newRect.width_ = static_cast<uint32_t>(static_cast<int32_t>(newRect.width_) - diffX);
-    } else if (startPointPosX_ >= startPointRect_.posX_ + static_cast<int32_t>(startPointRect_.width_)) {
+    } else if (startPointPosX_ >= startPointRect_.posX_ +
+                                  static_cast<int32_t>(startPointRect_.width_ - WINDOW_FRAME_WIDTH)) {
         if (diffX < 0 && (-diffX > static_cast<int32_t>(startPointRect_.width_))) {
             diffX = -(static_cast<int32_t>(startPointRect_.width_));
         }
         newRect.width_ = static_cast<uint32_t>(static_cast<int32_t>(newRect.width_) + diffX);
     }
-    if (startPointPosY_ <= startPointRect_.posY_) {
+    if (startPointPosY_ <= startPointRect_.posY_ + static_cast<int32_t>(WINDOW_FRAME_TOP_WIDTH)) {
         if (diffY > static_cast<int32_t>(startPointRect_.height_)) {
             diffY = static_cast<int32_t>(startPointRect_.height_);
         }
         newRect.posY_ += diffY;
         newRect.height_ = static_cast<uint32_t>(static_cast<int32_t>(newRect.height_) - diffY);
-    } else if (startPointPosY_ >= startPointRect_.posY_ + static_cast<int32_t>(startPointRect_.height_)) {
+    } else if (startPointPosY_ >= startPointRect_.posY_ +
+                                  static_cast<int32_t>(startPointRect_.height_ - WINDOW_FRAME_WIDTH)) {
         if (diffY < 0 && (-diffY > static_cast<int32_t>(startPointRect_.height_))) {
             diffY = -(static_cast<int32_t>(startPointRect_.height_));
         }
diff --git a/wmserver/src/window_layout_policy.cpp b/wmserver/src/window_layout_policy.cpp
index 6f3c98fb87d3022178b702651aca2cf1251aa654..e5ee4b66081cb7ccd810dd63dce3a23438fcc1f4 100644
--- a/wmserver/src/window_layout_policy.cpp
+++ b/wmserver/src/window_layout_policy.cpp
@@ -241,15 +241,14 @@ void WindowLayoutPolicy::CalcAndSetNodeHotZone(Rect layoutOutRect, sptr<WindowNo
     Rect rect = layoutOutRect;
     float virtualPixelRatio = GetVirtualPixelRatio();
     uint32_t hotZone = static_cast<uint32_t>(HOTZONE * virtualPixelRatio);
-    uint32_t divHotZone = static_cast<uint32_t>(DIV_HOTZONE * virtualPixelRatio);
 
     if (node->GetWindowType() == WindowType::WINDOW_TYPE_DOCK_SLICE) {
         if (rect.width_ < rect.height_) {
-            rect.posX_ -= divHotZone;
-            rect.width_ += (divHotZone + divHotZone);
+            rect.posX_ -= hotZone;
+            rect.width_ += (hotZone + hotZone);
         } else {
-            rect.posY_ -= divHotZone;
-            rect.height_ += (divHotZone + divHotZone);
+            rect.posY_ -= hotZone;
+            rect.height_ += (hotZone + hotZone);
         }
     } else if (WindowHelper::IsMainFloatingWindow(node->GetWindowType(), node->GetWindowMode())) {
         rect.posX_ -= hotZone;