diff --git a/frameworks/bridge/declarative_frontend/jsview/js_web.cpp b/frameworks/bridge/declarative_frontend/jsview/js_web.cpp
index 2ebffa5cfd878fdbfaa65bbefad9d5e0c17c48a9..94b20744fc13ac660aba98804302cd20846388b7 100644
--- a/frameworks/bridge/declarative_frontend/jsview/js_web.cpp
+++ b/frameworks/bridge/declarative_frontend/jsview/js_web.cpp
@@ -2132,7 +2132,9 @@ JSRef<JSVal> WebDialogEventToJSValue(const WebDialogEvent& eventInfo)
         obj->SetProperty("value", eventInfo.GetValue());
     }
     obj->SetPropertyObject("result", resultObj);
-
+    if (eventInfo.GetType() == DialogEventType::DIALOG_EVENT_BEFORE_UNLOAD) {
+        obj->SetProperty("isReload", eventInfo.GetIsReload());
+    }
     return JSRef<JSVal>::Cast(obj);
 }
 
diff --git a/frameworks/core/components/web/resource/web_client_impl.cpp b/frameworks/core/components/web/resource/web_client_impl.cpp
index 66764f83209ef2a6b2238d194f41a4f7a495d248..81f5e2be6bf498438783d37d8a42276340349c07 100644
--- a/frameworks/core/components/web/resource/web_client_impl.cpp
+++ b/frameworks/core/components/web/resource/web_client_impl.cpp
@@ -97,12 +97,13 @@ bool OnJsCommonDialog(
     const std::string &url,
     const std::string &message,
     const std::string &value = "",
-    RefPtr<TaskExecutor> task = nullptr)
+    RefPtr<TaskExecutor> task = nullptr,
+    bool isReload = false)
 {
     CHECK_NULL_RETURN(task, false);
     bool jsResult = false;
     auto param = std::make_shared<WebDialogEvent>(url, message, value, dialogEventType,
-        AceType::MakeRefPtr<ResultOhos>(result));
+        AceType::MakeRefPtr<ResultOhos>(result), isReload);
     task->PostSyncTask(
         [&webClientImpl, dialogEventType, &param, &jsResult] {
             if (webClientImpl == nullptr) {
@@ -1425,4 +1426,14 @@ bool WebClientImpl::OnAllSslErrorRequestByJSV2(std::shared_ptr<NWeb::NWebJSAllSs
         }, OHOS::Ace::TaskExecutor::TaskType::JS, "ArkUIWebClientAllSslErrorRequest");
     return jsResult;
 }
+
+bool WebClientImpl::OnBeforeUnloadByJSV2(
+    const std::string& url, const std::string& message, bool isReload, std::shared_ptr<NWeb::NWebJSDialogResult> result)
+{
+    auto delegate = webDelegate_.Upgrade();
+    CHECK_NULL_RETURN(delegate, false);
+    ContainerScope scope(delegate->GetInstanceId());
+    return OnJsCommonDialog(this, DialogEventType::DIALOG_EVENT_BEFORE_UNLOAD, result, url, message, "",
+        delegate->GetTaskExecutor(), isReload);
+}
 } // namespace OHOS::Ace
diff --git a/frameworks/core/components/web/resource/web_client_impl.h b/frameworks/core/components/web/resource/web_client_impl.h
index e277b06e4cd9168d0e87a93e81956e8998278947..8efa4acc26d6cc47a8256dde2bc3564d9b5a22ac 100644
--- a/frameworks/core/components/web/resource/web_client_impl.h
+++ b/frameworks/core/components/web/resource/web_client_impl.h
@@ -291,7 +291,7 @@ public:
     void OnNativeEmbedVisibilityChange(const std::string& embedId, bool visibility) override;
 
     bool CloseImageOverlaySelection() override;
-    
+
     bool OnSslErrorRequestByJSV2(std::shared_ptr<NWeb::NWebJSSslErrorResult> result,
         OHOS::NWeb::SslError error, const std::vector<std::string>& certChainData) override;
 
@@ -312,6 +312,9 @@ public:
     bool OnAllSslErrorRequestByJSV2(std::shared_ptr<NWeb::NWebJSAllSslErrorResult> result, OHOS::NWeb::SslError error,
         const std::string& url, const std::string& originalUrl, const std::string& referrer, bool isFatalError,
         bool isMainFrame, const std::vector<std::string>& certChainData) override;
+    bool OnBeforeUnloadByJSV2(const std::string& url, const std::string& message, bool isReload,
+        std::shared_ptr<NWeb::NWebJSDialogResult> result) override;
+
 private:
     std::weak_ptr<OHOS::NWeb::NWeb> webviewWeak_;
     WeakPtr<WebDelegate> webDelegate_;
diff --git a/frameworks/core/components/web/web_event.h b/frameworks/core/components/web/web_event.h
index 2ea540ffddeeb9e12266ab59fbdf69d47a1eeb14..52d103630d0f1547af001dbb7620c2d642182b7c 100644
--- a/frameworks/core/components/web/web_event.h
+++ b/frameworks/core/components/web/web_event.h
@@ -420,8 +420,9 @@ class ACE_EXPORT WebDialogEvent : public BaseEventInfo {
 
 public:
     WebDialogEvent(const std::string& url, const std::string& message, const std::string& value,
-        const DialogEventType& type, const RefPtr<Result>& result)
-        : BaseEventInfo("WebDialogEvent"), url_(url), message_(message), value_(value), type_(type), result_(result)
+        const DialogEventType& type, const RefPtr<Result>& result, bool isReload = false)
+        : BaseEventInfo("WebDialogEvent"), url_(url), message_(message), value_(value), type_(type), result_(result),
+          isReload_(isReload)
     {}
     ~WebDialogEvent() = default;
 
@@ -450,12 +451,18 @@ public:
         return type_;
     }
 
+    bool GetIsReload() const
+    {
+        return isReload_;
+    }
+
 private:
     std::string url_;
     std::string message_;
     std::string value_;
     DialogEventType type_;
     RefPtr<Result> result_;
+    bool isReload_;
 };
 
 class ACE_EXPORT AuthResult : public AceType {