diff --git a/interfaces/inner_api/app_manager/include/appmgr/app_mgr_client.h b/interfaces/inner_api/app_manager/include/appmgr/app_mgr_client.h
index 8a165a5523..458f6475bf 100644
--- a/interfaces/inner_api/app_manager/include/appmgr/app_mgr_client.h
+++ b/interfaces/inner_api/app_manager/include/appmgr/app_mgr_client.h
@@ -812,6 +812,13 @@ public:
      */
     bool IsMainProcessDebug(int32_t uid);
 
+    /**
+     * @brief Query whether the corresponding process of the app (identified by abilityInfo) is in attach debug mode.
+     * @param abilityInfo The ability info used to locate the corresponding process.
+     * @return Returns true if the corresponding process is in attach debug mode, false otherwise.
+     */
+    bool IsCorrespondingProcessAttachDebug(const AbilityInfo &abilityInfo);
+
     /**
      * @brief Set resident process enable status.
      * @param bundleName The application bundle name.
diff --git a/interfaces/inner_api/app_manager/include/appmgr/app_mgr_interface.h b/interfaces/inner_api/app_manager/include/appmgr/app_mgr_interface.h
index 9658893377..9c88d94dcd 100644
--- a/interfaces/inner_api/app_manager/include/appmgr/app_mgr_interface.h
+++ b/interfaces/inner_api/app_manager/include/appmgr/app_mgr_interface.h
@@ -701,6 +701,16 @@ public:
         return false;
     }
 
+    /**
+     * @brief Query whether the corresponding process of the app (identified by abilityInfo) is in attach debug mode.
+     * @param abilityInfo The ability info used to locate the corresponding process.
+     * @return Returns true if the corresponding process is in attach debug mode, false otherwise.
+     */
+    virtual bool IsCorrespondingProcessAttachDebug(const AbilityInfo &abilityInfo)
+    {
+        return false;
+    }
+
    /**
      * start native process for debugger.
      *
diff --git a/interfaces/inner_api/app_manager/include/appmgr/app_mgr_ipc_interface_code.h b/interfaces/inner_api/app_manager/include/appmgr/app_mgr_ipc_interface_code.h
index 900014e5dd..58e75cf249 100644
--- a/interfaces/inner_api/app_manager/include/appmgr/app_mgr_ipc_interface_code.h
+++ b/interfaces/inner_api/app_manager/include/appmgr/app_mgr_ipc_interface_code.h
@@ -163,6 +163,7 @@ enum class AppMgrInterfaceCode {
     REPORT_DUMP_MEM_RESULT = 138,
     IS_MAIN_PROCESS_DEBUG = 139,
     DUMP_JSHANDLE_MAP_PROCESS = 140,
+    IS_CORRESPONDING_PROCESS_ATTACH_DEBUG = 141,
 };
 } // AppExecFwk
 } // OHOS
diff --git a/interfaces/inner_api/app_manager/include/appmgr/app_mgr_proxy.h b/interfaces/inner_api/app_manager/include/appmgr/app_mgr_proxy.h
index 71ed867801..c414a40a7e 100644
--- a/interfaces/inner_api/app_manager/include/appmgr/app_mgr_proxy.h
+++ b/interfaces/inner_api/app_manager/include/appmgr/app_mgr_proxy.h
@@ -551,6 +551,13 @@ public:
      */
     virtual bool IsMainProcessDebug(int32_t uid) override;
 
+    /**
+     * @brief Query whether the corresponding process of the app (identified by abilityInfo) is in attach debug mode.
+     * @param abilityInfo The ability info used to locate the corresponding process.
+     * @return Returns true if the corresponding process is in attach debug mode, false otherwise.
+     */
+    virtual bool IsCorrespondingProcessAttachDebug(const AbilityInfo &abilityInfo) override;
+
     /**
      * start native process for debugger.
      *
diff --git a/interfaces/inner_api/app_manager/include/appmgr/app_mgr_stub.h b/interfaces/inner_api/app_manager/include/appmgr/app_mgr_stub.h
index 1d09434a9a..c68fb1a8c8 100644
--- a/interfaces/inner_api/app_manager/include/appmgr/app_mgr_stub.h
+++ b/interfaces/inner_api/app_manager/include/appmgr/app_mgr_stub.h
@@ -137,6 +137,7 @@ private:
 #endif
     int32_t HandleIsSharedBundleRunning(MessageParcel &data, MessageParcel &reply);
     int32_t HandleIsMainProcessDebug(MessageParcel &data, MessageParcel &reply);
+    int32_t HandleIsCorrespondingProcessAttachDebug(MessageParcel &data, MessageParcel &reply);
     int32_t HandleStartNativeProcessForDebugger(MessageParcel &data, MessageParcel &reply);
     int32_t HandleNotifyFault(MessageParcel &data, MessageParcel &reply);
     int32_t HandleNotifyFaultBySA(MessageParcel &data, MessageParcel &reply);
diff --git a/interfaces/inner_api/app_manager/src/appmgr/app_mgr_client.cpp b/interfaces/inner_api/app_manager/src/appmgr/app_mgr_client.cpp
index d9ca4e778c..12a245d187 100644
--- a/interfaces/inner_api/app_manager/src/appmgr/app_mgr_client.cpp
+++ b/interfaces/inner_api/app_manager/src/appmgr/app_mgr_client.cpp
@@ -540,6 +540,15 @@ bool AppMgrClient::IsMainProcessDebug(int32_t uid)
     return service->IsMainProcessDebug(uid);
 }
 
+bool AppMgrClient::IsCorrespondingProcessAttachDebug(const AbilityInfo &abilityInfo)
+{
+    sptr<IAppMgr> service = iface_cast<IAppMgr>(mgrHolder_->GetRemoteObject());
+    if (service == nullptr) {
+        return false;
+    }
+    return service->IsCorrespondingProcessAttachDebug(abilityInfo);
+}
+
 AppMgrResultCode AppMgrClient::GetProcessRunningInfosByAccessTokenId(uint32_t accessTokenId,
     std::vector<RunningProcessInfo> &info)
 {
diff --git a/interfaces/inner_api/app_manager/src/appmgr/app_mgr_proxy.cpp b/interfaces/inner_api/app_manager/src/appmgr/app_mgr_proxy.cpp
index fe295c3385..4787261956 100644
--- a/interfaces/inner_api/app_manager/src/appmgr/app_mgr_proxy.cpp
+++ b/interfaces/inner_api/app_manager/src/appmgr/app_mgr_proxy.cpp
@@ -1609,6 +1609,27 @@ bool AppMgrProxy::IsMainProcessDebug(int32_t uid)
     return reply.ReadBool();
 }
 
+bool AppMgrProxy::IsCorrespondingProcessAttachDebug(const AbilityInfo &abilityInfo)
+{
+    MessageParcel data;
+    if (!WriteInterfaceToken(data)) {
+        TAG_LOGE(AAFwkTag::APPMGR, "Write interface token failed.");
+        return false;
+    }
+    if (!data.WriteParcelable(&abilityInfo)) {
+        TAG_LOGE(AAFwkTag::APPMGR, "abilityInfo write failed.");
+        return false;
+    }
+    MessageParcel reply;
+    MessageOption option;
+    auto ret = SendRequest(AppMgrInterfaceCode::IS_CORRESPONDING_PROCESS_ATTACH_DEBUG, data, reply, option);
+    if (ret != NO_ERROR) {
+        TAG_LOGW(AAFwkTag::APPMGR, "SendRequest failed, error code: %{public}d", ret);
+        return false;
+    }
+    return reply.ReadBool();
+}
+
 int32_t AppMgrProxy::StartNativeProcessForDebugger(const AAFwk::Want &want)
 {
     MessageParcel data;
diff --git a/interfaces/inner_api/app_manager/src/appmgr/app_mgr_stub.cpp b/interfaces/inner_api/app_manager/src/appmgr/app_mgr_stub.cpp
index 08a0f6446b..83302bcfc5 100644
--- a/interfaces/inner_api/app_manager/src/appmgr/app_mgr_stub.cpp
+++ b/interfaces/inner_api/app_manager/src/appmgr/app_mgr_stub.cpp
@@ -475,6 +475,8 @@ int32_t AppMgrStub::OnRemoteRequestInnerNinth(uint32_t code, MessageParcel &data
             return HandleEnableDelayedProcessExit(data, reply);
         case static_cast<uint32_t>(AppMgrInterfaceCode::CANCEL_DELAYED_EXIT_TASK):
             return HandleCancelDelayedExitTask(data, reply);
+        case static_cast<uint32_t>(AppMgrInterfaceCode::IS_CORRESPONDING_PROCESS_ATTACH_DEBUG):
+            return HandleIsCorrespondingProcessAttachDebug(data, reply);
     }
     return INVALID_FD;
 }
@@ -1503,6 +1505,21 @@ int32_t AppMgrStub::HandleIsMainProcessDebug(MessageParcel &data, MessageParcel
     return NO_ERROR;
 }
 
+int32_t AppMgrStub::HandleIsCorrespondingProcessAttachDebug(MessageParcel &data, MessageParcel &reply)
+{
+    HITRACE_METER(HITRACE_TAG_APP);
+    std::unique_ptr<AbilityInfo> abilityInfo(data.ReadParcelable<AbilityInfo>());
+    if (abilityInfo == nullptr) {
+        TAG_LOGE(AAFwkTag::APPMGR, "abilityInfo is nullptr");
+        return ERR_INVALID_VALUE;
+    }
+    bool result = IsCorrespondingProcessAttachDebug(*abilityInfo);
+    if (!reply.WriteBool(result)) {
+        return ERR_INVALID_VALUE;
+    }
+    return NO_ERROR;
+}
+
 int32_t AppMgrStub::HandleStartNativeProcessForDebugger(MessageParcel &data, MessageParcel &reply)
 {
     HITRACE_METER_NAME(HITRACE_TAG_ABILITY_MANAGER, __PRETTY_FUNCTION__);
diff --git a/services/abilitymgr/include/app_scheduler.h b/services/abilitymgr/include/app_scheduler.h
index 48b3645907..73117c94cb 100644
--- a/services/abilitymgr/include/app_scheduler.h
+++ b/services/abilitymgr/include/app_scheduler.h
@@ -667,6 +667,13 @@ public:
      */
     bool IsMainProcessDebug(int32_t uid);
 
+    /**
+     * @brief Query whether the corresponding process of the app (identified by abilityInfo) is in attach debug mode.
+     * @param abilityInfo The ability info used to locate the corresponding process.
+     * @return Returns true if the corresponding process is in attach debug mode, false otherwise.
+     */
+    bool IsCorrespondingProcessAttachDebug(const AppExecFwk::AbilityInfo &abilityInfo);
+
     /**
      * To clear the process by ability token.
      *
diff --git a/services/abilitymgr/src/ability_connect_manager.cpp b/services/abilitymgr/src/ability_connect_manager.cpp
index cf4f8f5a10..7404ff7934 100644
--- a/services/abilitymgr/src/ability_connect_manager.cpp
+++ b/services/abilitymgr/src/ability_connect_manager.cpp
@@ -1322,7 +1322,7 @@ void AbilityConnectManager::LoadAbility(const std::shared_ptr<BaseExtensionRecor
     }
     int32_t loadTimeoutFinal =
         AmsConfigurationParameter::GetInstance().GetAppStartTimeoutTime() * GetLoadTimeout(loadTimeout);
-    if (!abilityRecord->IsDebugApp()) {
+    if (!abilityRecord->IsDebug()) {
         TAG_LOGD(AAFwkTag::EXT, "IsDebug is false, here is not debug app");
         PostLoadTimeoutTask(abilityRecord, loadTimeoutFinal);
     }
@@ -1573,7 +1573,11 @@ void AbilityConnectManager::PostTimeOutTask(const std::shared_ptr<BaseExtensionR
 {
     CHECK_POINTER(abilityRecord);
     CHECK_POINTER(taskHandler_);
-
+    if (abilityRecord->IsDebug()) {
+        TAG_LOGD(AAFwkTag::EXT, "Debug task: %{public}s/%{public}s" PRId64,
+            abilityRecord->GetAbilityInfo().bundleName.c_str(), abilityRecord->GetAbilityInfo().name.c_str());
+        return;
+    }
     std::string taskName;
     auto recordId = abilityRecord->GetAbilityRecordId();
     TAG_LOGD(AAFwkTag::EXT, "task: %{public}s/%{public}s, %{public}d, %{public}" PRId64,
@@ -3422,6 +3426,13 @@ void AbilityConnectManager::GetOrCreateServiceRecord(const AbilityRequest &abili
                 TAG_LOGD(AAFwkTag::EXT, "AGENT extension inherit debug from main process, ability:%{public}s",
                     abilityRequest.abilityInfo.name.c_str());
             }
+            bool isAttachDebug = IN_PROCESS_CALL(
+                DelayedSingleton<AppScheduler>::GetInstance()->IsCorrespondingProcessAttachDebug(
+                    abilityRequest.abilityInfo));
+            targetService->SetAttachDebug(isAttachDebug);
+            TAG_LOGD(AAFwkTag::EXT, "AGENT extension sync attach debug from corresponding process, "
+                "ability:%{public}s, isAttachDebug:%{public}d",
+                abilityRequest.abilityInfo.name.c_str(), isAttachDebug);
         }
         isLoadedAbility = false;
 
diff --git a/services/abilitymgr/src/app_scheduler.cpp b/services/abilitymgr/src/app_scheduler.cpp
index 6b7c5251ab..febf7bdce1 100644
--- a/services/abilitymgr/src/app_scheduler.cpp
+++ b/services/abilitymgr/src/app_scheduler.cpp
@@ -722,6 +722,12 @@ bool AppScheduler::IsMainProcessDebug(int32_t uid)
     return appMgrClient_->IsMainProcessDebug(uid);
 }
 
+bool AppScheduler::IsCorrespondingProcessAttachDebug(const AppExecFwk::AbilityInfo &abilityInfo)
+{
+    CHECK_POINTER_AND_RETURN(appMgrClient_, false);
+    return appMgrClient_->IsCorrespondingProcessAttachDebug(abilityInfo);
+}
+
 void AppScheduler::ClearProcessByToken(sptr<IRemoteObject> token) const
 {
     HITRACE_METER_NAME(HITRACE_TAG_ABILITY_MANAGER, __PRETTY_FUNCTION__);
diff --git a/services/appmgr/include/app_mgr_service.h b/services/appmgr/include/app_mgr_service.h
index 13a7a445fe..d0f7ec9579 100644
--- a/services/appmgr/include/app_mgr_service.h
+++ b/services/appmgr/include/app_mgr_service.h
@@ -602,6 +602,13 @@ public:
      */
     virtual bool IsMainProcessDebug(int32_t uid) override;
 
+    /**
+     * @brief Query whether the corresponding process of the app (identified by abilityInfo) is in attach debug mode.
+     * @param abilityInfo The ability info used to locate the corresponding process.
+     * @return Returns true if the corresponding process is in attach debug mode, false otherwise.
+     */
+    virtual bool IsCorrespondingProcessAttachDebug(const AbilityInfo &abilityInfo) override;
+
     /**
      * start native process for debugger.
      *
diff --git a/services/appmgr/include/app_mgr_service_inner.h b/services/appmgr/include/app_mgr_service_inner.h
index 38ffed0f66..785b3ae3c2 100644
--- a/services/appmgr/include/app_mgr_service_inner.h
+++ b/services/appmgr/include/app_mgr_service_inner.h
@@ -1226,6 +1226,8 @@ public:
 
     bool IsMainProcessDebug(int32_t uid);
 
+    bool IsCorrespondingProcessAttachDebug(const AbilityInfo &abilityInfo);
+
     /**
      * Notify Fault Data
      *
diff --git a/services/appmgr/src/app_mgr_service.cpp b/services/appmgr/src/app_mgr_service.cpp
index 0981255224..d20467ac65 100644
--- a/services/appmgr/src/app_mgr_service.cpp
+++ b/services/appmgr/src/app_mgr_service.cpp
@@ -1512,6 +1512,15 @@ bool AppMgrService::IsMainProcessDebug(int32_t uid)
     return appMgrServiceInner_->IsMainProcessDebug(uid);
 }
 
+bool AppMgrService::IsCorrespondingProcessAttachDebug(const AbilityInfo &abilityInfo)
+{
+    if (!IsReady()) {
+        TAG_LOGE(AAFwkTag::APPMGR, "not ready");
+        return false;
+    }
+    return appMgrServiceInner_->IsCorrespondingProcessAttachDebug(abilityInfo);
+}
+
 int32_t AppMgrService::GetRunningProcessInfoByPid(const pid_t pid, OHOS::AppExecFwk::RunningProcessInfo &info)
 {
     if (!IsReady()) {
diff --git a/services/appmgr/src/app_mgr_service_inner.cpp b/services/appmgr/src/app_mgr_service_inner.cpp
index 68327289e2..e8d51d5486 100644
--- a/services/appmgr/src/app_mgr_service_inner.cpp
+++ b/services/appmgr/src/app_mgr_service_inner.cpp
@@ -9975,6 +9975,43 @@ bool AppMgrServiceInner::IsMainProcessDebug(int32_t uid)
     return false;
 }
 
+bool AppMgrServiceInner::IsCorrespondingProcessAttachDebug(const AbilityInfo &abilityInfo)
+{
+    if (IPCSkeleton::GetCallingUid() != FOUNDATION_UID) {
+        TAG_LOGW(AAFwkTag::APPMGR, "not foundation call");
+        return false;
+    }
+    bool isAgentUI = AAFwk::UIExtensionWrapper::IsAgentUIExtension(abilityInfo.extensionAbilityType);
+    if (!isAgentUI && abilityInfo.extensionAbilityType != AppExecFwk::ExtensionAbilityType::AGENT) {
+        TAG_LOGD(AAFwkTag::APPMGR, "Not agentUI or agent extension");
+        return false;
+    }
+    if (!CheckRemoteClient() || !appRunningManager_) {
+        TAG_LOGE(AAFwkTag::APPMGR, "nullptr");
+        return false;
+    }
+    auto appInfo = std::make_shared<ApplicationInfo>(abilityInfo.applicationInfo);
+    int32_t appIndex = abilityInfo.appIndex;
+    BundleInfo bundleInfo;
+    HapModuleInfo hapModuleInfo;
+    if (!GetBundleAndHapInfo(abilityInfo, appInfo, bundleInfo, hapModuleInfo, appIndex)) {
+        TAG_LOGE(AAFwkTag::APPMGR, "GetBundleAndHapInfo failed");
+        return false;
+    }
+    auto abilityInfoPtr = std::make_shared<AbilityInfo>(abilityInfo);
+    std::string processName = appInfo->bundleName + ":" + AGENT_EXTENSION_TYPE;;
+    std::string customProcessFlag = "";
+    TAG_LOGD(AAFwkTag::APPMGR, "processName: %{public}s, customProcessFlag: %{public}s",
+        processName.c_str(), customProcessFlag.c_str());
+    auto appRecord = appRunningManager_->CheckAppRunningRecordIsExist(appInfo->name,
+        processName, appInfo->uid, bundleInfo, "", nullptr, "", customProcessFlag);
+    if (appRecord == nullptr) {
+        TAG_LOGE(AAFwkTag::APPMGR, "appRecord nullptr");
+        return false;
+    }
+    return appRecord->IsAttachDebug();
+}
+
 void AppMgrServiceInner::KillRenderProcess(const std::shared_ptr<AppRunningRecord> &appRecord) {
     if (appRecord == nullptr) {
         TAG_LOGE(AAFwkTag::APPMGR, "appRecord null");
diff --git a/test/unittest/ability_manager_service_thirteenth_test/mock/src/mock_app_scheduler.cpp b/test/unittest/ability_manager_service_thirteenth_test/mock/src/mock_app_scheduler.cpp
index 3632127a65..5f7da718f0 100644
--- a/test/unittest/ability_manager_service_thirteenth_test/mock/src/mock_app_scheduler.cpp
+++ b/test/unittest/ability_manager_service_thirteenth_test/mock/src/mock_app_scheduler.cpp
@@ -359,6 +359,11 @@ bool AppScheduler::IsMainProcessDebug(int32_t uid)
     return false;
 }
 
+bool AppScheduler::IsCorrespondingProcessAttachDebug(const AppExecFwk::AbilityInfo &abilityInfo)
+{
+    return false;
+}
+
 void AppScheduler::OnCacheExitInfo(uint32_t accessTokenId, const AppExecFwk::RunningProcessInfo &exitInfo,
     const std::string &bundleName, const std::vector<std::string> &abilityNames,
     const std::vector<std::string> &uiExtensionNames) {}
diff --git a/test/unittest/app_mgr_service_inner_second_test/app_mgr_service_inner_second_test.cpp b/test/unittest/app_mgr_service_inner_second_test/app_mgr_service_inner_second_test.cpp
index de3cbf78e1..161a0a393b 100644
--- a/test/unittest/app_mgr_service_inner_second_test/app_mgr_service_inner_second_test.cpp
+++ b/test/unittest/app_mgr_service_inner_second_test/app_mgr_service_inner_second_test.cpp
@@ -2941,5 +2941,135 @@ HWTEST_F(AppMgrServiceInnerSecondTest, IsMainProcessDebug_006, TestSize.Level1)
     TAG_LOGI(AAFwkTag::TEST, "IsMainProcessDebug_006 end");
 }
 
+/**
+ * @tc.name: IsCorrespondingProcessAttachDebug_001
+ * @tc.desc: Test IsCorrespondingProcessAttachDebug when caller is not foundation process, should return false.
+ * @tc.type: FUNC
+ */
+HWTEST_F(AppMgrServiceInnerSecondTest, IsCorrespondingProcessAttachDebug_001, TestSize.Level1)
+{
+    TAG_LOGI(AAFwkTag::TEST, "IsCorrespondingProcessAttachDebug_001 start");
+    auto appMgrServiceInner = std::make_shared<AppMgrServiceInner>();
+    appMgrServiceInner->appRunningManager_ = std::make_shared<AppRunningManager>();
+    IPCSkeleton::SetCallingUid(0); // not foundation uid
+    AbilityInfo abilityInfo;
+    abilityInfo.extensionAbilityType = AppExecFwk::ExtensionAbilityType::AGENT;
+    EXPECT_FALSE(appMgrServiceInner->IsCorrespondingProcessAttachDebug(abilityInfo));
+    TAG_LOGI(AAFwkTag::TEST, "IsCorrespondingProcessAttachDebug_001 end");
+}
+
+/**
+ * @tc.name: IsCorrespondingProcessAttachDebug_002
+ * @tc.desc: Test IsCorrespondingProcessAttachDebug when extension type is not agent, should return false.
+ * @tc.type: FUNC
+ */
+HWTEST_F(AppMgrServiceInnerSecondTest, IsCorrespondingProcessAttachDebug_002, TestSize.Level1)
+{
+    TAG_LOGI(AAFwkTag::TEST, "IsCorrespondingProcessAttachDebug_002 start");
+    auto appMgrServiceInner = std::make_shared<AppMgrServiceInner>();
+    appMgrServiceInner->appRunningManager_ = std::make_shared<AppRunningManager>();
+    IPCSkeleton::SetCallingUid(FOUNDATION_UID); // foundation call
+    AbilityInfo abilityInfo;
+    // default extensionAbilityType is not AGENT or AgentUI
+    EXPECT_FALSE(appMgrServiceInner->IsCorrespondingProcessAttachDebug(abilityInfo));
+    TAG_LOGI(AAFwkTag::TEST, "IsCorrespondingProcessAttachDebug_002 end");
+}
+
+/**
+ * @tc.name: IsCorrespondingProcessAttachDebug_003
+ * @tc.desc: Test IsCorrespondingProcessAttachDebug when remoteClientManager_ is nullptr, should return false.
+ * @tc.type: FUNC
+ */
+HWTEST_F(AppMgrServiceInnerSecondTest, IsCorrespondingProcessAttachDebug_003, TestSize.Level1)
+{
+    TAG_LOGI(AAFwkTag::TEST, "IsCorrespondingProcessAttachDebug_003 start");
+    auto appMgrServiceInner = std::make_shared<AppMgrServiceInner>();
+    appMgrServiceInner->remoteClientManager_ = nullptr;
+    appMgrServiceInner->appRunningManager_ = std::make_shared<AppRunningManager>();
+    IPCSkeleton::SetCallingUid(FOUNDATION_UID); // foundation call
+    AbilityInfo abilityInfo;
+    abilityInfo.extensionAbilityType = AppExecFwk::ExtensionAbilityType::AGENT;
+    EXPECT_FALSE(appMgrServiceInner->IsCorrespondingProcessAttachDebug(abilityInfo));
+    TAG_LOGI(AAFwkTag::TEST, "IsCorrespondingProcessAttachDebug_003 end");
+}
+
+/**
+ * @tc.name: IsCorrespondingProcessAttachDebug_004
+ * @tc.desc: Test IsCorrespondingProcessAttachDebug when spawn client is nullptr, should return false.
+ * @tc.type: FUNC
+ */
+HWTEST_F(AppMgrServiceInnerSecondTest, IsCorrespondingProcessAttachDebug_004, TestSize.Level1)
+{
+    TAG_LOGI(AAFwkTag::TEST, "IsCorrespondingProcessAttachDebug_004 start");
+    auto appMgrServiceInner = std::make_shared<AppMgrServiceInner>();
+    appMgrServiceInner->remoteClientManager_ = std::make_shared<RemoteClientManager>();
+    appMgrServiceInner->remoteClientManager_->SetSpawnClient(nullptr);
+    appMgrServiceInner->appRunningManager_ = std::make_shared<AppRunningManager>();
+    IPCSkeleton::SetCallingUid(FOUNDATION_UID); // foundation call
+    AbilityInfo abilityInfo;
+    abilityInfo.extensionAbilityType = AppExecFwk::ExtensionAbilityType::AGENT;
+    EXPECT_FALSE(appMgrServiceInner->IsCorrespondingProcessAttachDebug(abilityInfo));
+    TAG_LOGI(AAFwkTag::TEST, "IsCorrespondingProcessAttachDebug_004 end");
+}
+
+/**
+ * @tc.name: IsCorrespondingProcessAttachDebug_005
+ * @tc.desc: Test IsCorrespondingProcessAttachDebug when bundle manager helper is nullptr, should return false.
+ * @tc.type: FUNC
+ */
+HWTEST_F(AppMgrServiceInnerSecondTest, IsCorrespondingProcessAttachDebug_005, TestSize.Level1)
+{
+    TAG_LOGI(AAFwkTag::TEST, "IsCorrespondingProcessAttachDebug_005 start");
+    auto appMgrServiceInner = std::make_shared<AppMgrServiceInner>();
+    appMgrServiceInner->remoteClientManager_ = std::make_shared<RemoteClientManager>();
+    // spawn client is created by RemoteClientManager constructor, but bundle manager helper is not set
+    appMgrServiceInner->appRunningManager_ = std::make_shared<AppRunningManager>();
+    IPCSkeleton::SetCallingUid(FOUNDATION_UID); // foundation call
+    AbilityInfo abilityInfo;
+    abilityInfo.extensionAbilityType = AppExecFwk::ExtensionAbilityType::AGENT;
+    EXPECT_FALSE(appMgrServiceInner->IsCorrespondingProcessAttachDebug(abilityInfo));
+    TAG_LOGI(AAFwkTag::TEST, "IsCorrespondingProcessAttachDebug_005 end");
+}
+
+/**
+ * @tc.name: IsCorrespondingProcessAttachDebug_006
+ * @tc.desc: Test IsCorrespondingProcessAttachDebug when appRunningManager_ is nullptr, should return false.
+ * @tc.type: FUNC
+ */
+HWTEST_F(AppMgrServiceInnerSecondTest, IsCorrespondingProcessAttachDebug_006, TestSize.Level1)
+{
+    TAG_LOGI(AAFwkTag::TEST, "IsCorrespondingProcessAttachDebug_006 start");
+    auto appMgrServiceInner = std::make_shared<AppMgrServiceInner>();
+    appMgrServiceInner->remoteClientManager_ = std::make_shared<RemoteClientManager>();
+    appMgrServiceInner->remoteClientManager_->SetBundleManagerHelper(bundleMgrHelper_);
+    appMgrServiceInner->appRunningManager_ = nullptr;
+    IPCSkeleton::SetCallingUid(FOUNDATION_UID); // foundation call
+    AbilityInfo abilityInfo;
+    abilityInfo.extensionAbilityType = AppExecFwk::ExtensionAbilityType::AGENT;
+    EXPECT_FALSE(appMgrServiceInner->IsCorrespondingProcessAttachDebug(abilityInfo));
+    TAG_LOGI(AAFwkTag::TEST, "IsCorrespondingProcessAttachDebug_006 end");
+}
+
+/**
+ * @tc.name: IsCorrespondingProcessAttachDebug_007
+ * @tc.desc: Test IsCorrespondingProcessAttachDebug when GetBundleAndHapInfo fails, should return false.
+ * @tc.type: FUNC
+ */
+HWTEST_F(AppMgrServiceInnerSecondTest, IsCorrespondingProcessAttachDebug_007, TestSize.Level1)
+{
+    TAG_LOGI(AAFwkTag::TEST, "IsCorrespondingProcessAttachDebug_007 start");
+    auto appMgrServiceInner = std::make_shared<AppMgrServiceInner>();
+    appMgrServiceInner->remoteClientManager_ = std::make_shared<RemoteClientManager>();
+    appMgrServiceInner->remoteClientManager_->SetBundleManagerHelper(bundleMgrHelper_);
+    appMgrServiceInner->appRunningManager_ = std::make_shared<AppRunningManager>();
+    IPCSkeleton::SetCallingUid(FOUNDATION_UID); // foundation call
+    AbilityInfo abilityInfo;
+    abilityInfo.bundleName = "com.test.attachdebug";
+    abilityInfo.applicationInfo.bundleName = "com.test.attachdebug";
+    abilityInfo.extensionAbilityType = AppExecFwk::ExtensionAbilityType::AGENT;
+    EXPECT_FALSE(appMgrServiceInner->IsCorrespondingProcessAttachDebug(abilityInfo));
+    TAG_LOGI(AAFwkTag::TEST, "IsCorrespondingProcessAttachDebug_007 end");
+}
+
 } // namespace AppExecFwk
 } // namespace OHOS
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