diff --git a/wm/BUILD.gn b/wm/BUILD.gn
index e87036d61b43bf22cb581b18629e2b440eef885d..b311dc9c4154c64b0823f9f77204c8163b566eaf 100644
--- a/wm/BUILD.gn
+++ b/wm/BUILD.gn
@@ -146,6 +146,7 @@ ohos_shared_library("libwm") {
     "src/window_manager.cpp",
     "src/window_manager_agent.cpp",
     "src/window_option.cpp",
+    "src/window_prepare_terminate.cpp",
     "src/window_scene.cpp",
     "src/zidl/window_manager_agent_stub.cpp",
     "src/zidl/window_stub.cpp",
diff --git a/wm/include/window_prepare_terminate.h b/wm/include/window_prepare_terminate.h
new file mode 100644
index 0000000000000000000000000000000000000000..8a9650f9f84c425b7b175a85c2b3cee91676a5f7
--- /dev/null
+++ b/wm/include/window_prepare_terminate.h
@@ -0,0 +1,29 @@
+/*
+ * Copyright (c) 2023 Huawei Device Co., Ltd.
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+#ifndef OHOS_WINDOW_PREPARE_TERMINATE_H
+#define OHOS_WINDOW_PREPARE_TERMINATE_H
+
+#include "prepare_terminate_callback_stub.h"
+
+namespace OHOS {
+namespace Rosen {
+class WindowPrepareTerminateHandler : public AAFwk::PrepareTerminateCallbackStub {
+public:
+    virtual void DoPrepareTerminate() override;
+};
+} // namespace Rosen
+} // namespace OHOS
+#endif // OHOS_WINDOW_PREPARE_TERMINATE_H
diff --git a/wm/src/window_impl.cpp b/wm/src/window_impl.cpp
index 3d3a156b9461230d965a9cbd8a487621f8381f0b..a37ddea92b0eec3c58bca17a6581139d3020c129 100644
--- a/wm/src/window_impl.cpp
+++ b/wm/src/window_impl.cpp
@@ -38,6 +38,8 @@
 #include "wm_common_inner.h"
 #include "wm_math.h"
 
+#include "window_prepare_terminate.h"
+
 namespace OHOS {
 namespace Rosen {
 namespace {
@@ -2204,7 +2206,22 @@ void WindowImpl::HandleBackKeyPressedEvent(const std::shared_ptr<MMI::KeyEvent>&
     // TerminateAbility will invoke last ability, CloseAbility will not.
     bool shouldTerminateAbility = WindowHelper::IsFullScreenWindow(property_->GetWindowMode());
     if (shouldTerminateAbility) {
-        abilityContext->TerminateSelf();
+        sptr<AAFwk::IPrepareTerminateCallback> callback = new WindowPrepareTerminateHandler();
+        if (callback == nullptr) {
+            WLOGI("luc000,callback==nullptr");
+        } else {
+            WLOGI("luc000,callback!=nullptr");
+        }
+        if (AAFwk::AbilityManagerClient::GetInstance()->PrepareTerminateAbility(abilityContext->GetToken(), callback) != ERR_OK) {
+            WLOGFE("luc000,RegisterWindowManagerServiceHandler failed");
+        }
+        if (callback == nullptr) {
+            WLOGI("luc000,prepare over,callback==nullptr");
+        } else {
+            WLOGI("luc000,prepare over,callback!=nullptr");
+            abilityContext->TerminateSelf();
+        }
+        // abilityContext->TerminateSelf();
     } else {
         abilityContext->CloseAbility();
     }
diff --git a/wm/src/window_prepare_terminate.cpp b/wm/src/window_prepare_terminate.cpp
new file mode 100644
index 0000000000000000000000000000000000000000..93fcb8263fbbbb6e4c835aad78dfcc03d82dda07
--- /dev/null
+++ b/wm/src/window_prepare_terminate.cpp
@@ -0,0 +1,29 @@
+/*
+ * Copyright (c) 2023 Huawei Device Co., Ltd.
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+#include "window_prepare_terminate.h"
+#include "window_manager_hilog.h"
+
+namespace OHOS {
+namespace Rosen {
+namespace {
+    constexpr HiviewDFX::HiLogLabel LABEL = {LOG_CORE, HILOG_DOMAIN_WINDOW, "WindowPrepareTerminateHandler"};
+}
+void WindowPrepareTerminateHandler::DoPrepareTerminate()
+{
+    WLOGI("luc,okokok,WindowPrepareTerminateHandler::DoPrepareTerminate.");
+}
+} // namespace Rosen
+} // namespace OHOS