diff --git a/frameworks/ans/src/notification_request.cpp b/frameworks/ans/src/notification_request.cpp
index 9dbb6e96b6e9d895fe9c0cc1671e27faef0cd95b..90ce7593486c13fca27bddeca10d05d167fa7a98 100644
--- a/frameworks/ans/src/notification_request.cpp
+++ b/frameworks/ans/src/notification_request.cpp
@@ -2645,10 +2645,10 @@ std::string NotificationRequest::GenerateUniqueKey()
 
     std::stringstream stream;
     if (IsAgentNotification()) {
-        stream << ownerUserId_ << keySpliter << ownerBundleName_ << keySpliter <<
+        stream << ownerUid_ << keySpliter << ownerBundleName_ << keySpliter << ownerUserId_ << keySpliter <<
             typeFlag << keySpliter << appMessageId_;
     } else {
-        stream << creatorUserId_ << keySpliter << creatorBundleName_ << keySpliter <<
+        stream << creatorUid_ << keySpliter << creatorBundleName_ << keySpliter << creatorUserId_ << keySpliter <<
             typeFlag << keySpliter << appMessageId_;
     }
     return stream.str();
diff --git a/frameworks/core/src/ans_notification.cpp b/frameworks/core/src/ans_notification.cpp
index f4850b9d4c3b68feb1a085ac0f45dbd67a18b7c0..c798012bf9fa89f9d9587b973c4dfb9f0b9390d0 100644
--- a/frameworks/core/src/ans_notification.cpp
+++ b/frameworks/core/src/ans_notification.cpp
@@ -85,6 +85,7 @@ ErrCode AnsNotification::AddNotificationSlots(const std::vector<NotificationSlot
 
 ErrCode AnsNotification::RemoveNotificationSlot(const NotificationConstant::SlotType &slotType)
 {
+    ANS_LOGI("enter RemoveNotificationSlot，slotType:%{public}d", slotType);
     sptr<AnsManagerInterface> proxy = GetAnsManagerProxy();
     if (!proxy) {
         ANS_LOGE("GetAnsManagerProxy fail.");
@@ -95,6 +96,7 @@ ErrCode AnsNotification::RemoveNotificationSlot(const NotificationConstant::Slot
 
 ErrCode AnsNotification::RemoveAllSlots()
 {
+    ANS_LOGI("enter RemoveAllSlots");
     sptr<AnsManagerInterface> proxy = GetAnsManagerProxy();
     if (!proxy) {
         ANS_LOGE("GetAnsManagerProxy fail.");
@@ -179,14 +181,14 @@ ErrCode AnsNotification::SetNotificationSlotFlagsAsBundle(const NotificationBund
 
 ErrCode AnsNotification::PublishNotification(const NotificationRequest &request)
 {
-    ANS_LOGD("enter");
+    ANS_LOGI("enter PublishNotification");
     return PublishNotification(std::string(), request);
 }
 
 ErrCode AnsNotification::PublishNotification(const std::string &label, const NotificationRequest &request)
 {
     HITRACE_METER_NAME(HITRACE_TAG_NOTIFICATION, __PRETTY_FUNCTION__);
-    ANS_LOGD("enter");
+    ANS_LOGI("enter PublishNotification");
 
     if (request.GetContent() == nullptr || request.GetNotificationType() == NotificationContent::Type::NONE) {
         ANS_LOGE("Refuse to publish the notification without valid content");
@@ -242,6 +244,7 @@ ErrCode AnsNotification::CancelNotification(int32_t notificationId)
 
 ErrCode AnsNotification::CancelNotification(const std::string &label, int32_t notificationId)
 {
+    ANS_LOGI("enter CancelNotification,notificationId:%{public}d", notificationId);
     HITRACE_METER_NAME(HITRACE_TAG_NOTIFICATION, __PRETTY_FUNCTION__);
     sptr<AnsManagerInterface> proxy = GetAnsManagerProxy();
     if (!proxy) {
@@ -268,6 +271,7 @@ ErrCode AnsNotification::CancelAllNotifications()
 ErrCode AnsNotification::CancelAsBundle(
     int32_t notificationId, const std::string &representativeBundle, int32_t userId)
 {
+    ANS_LOGI("enter CancelAsBundle,notificationId:%{public}d", notificationId);
     sptr<AnsManagerInterface> proxy = GetAnsManagerProxy();
     if (!proxy) {
         ANS_LOGE("GetAnsManagerProxy fail.");
@@ -279,6 +283,7 @@ ErrCode AnsNotification::CancelAsBundle(
 ErrCode AnsNotification::CancelAsBundle(
     const NotificationBundleOption &bundleOption, int32_t notificationId)
 {
+    ANS_LOGI("enter CancelAsBundle,notificationId:%{public}d", notificationId);
     sptr<AnsManagerInterface> proxy = GetAnsManagerProxy();
     if (!proxy) {
         ANS_LOGE("GetAnsManagerProxy fail.");
@@ -347,6 +352,7 @@ ErrCode AnsNotification::CanPublishNotificationAsBundle(const std::string &repre
 ErrCode AnsNotification::PublishNotificationAsBundle(
     const std::string &representativeBundle, const NotificationRequest &request)
 {
+    ANS_LOGI("enter PublishNotificationAsBundle");
     if (representativeBundle.empty()) {
         ANS_LOGE("Refuse to publish the notification whit invalid representativeBundle");
         return ERR_ANS_INVALID_PARAM;
@@ -626,6 +632,8 @@ ErrCode AnsNotification::TriggerLocalLiveView(const NotificationBundleOption &bu
 
 ErrCode AnsNotification::RemoveNotification(const std::string &key, int32_t removeReason)
 {
+    ANS_LOGI("enter RemoveNotification,key:%{public}s,removeReason:%{public}d",
+        key.c_str(), removeReason);
     HITRACE_METER_NAME(HITRACE_TAG_NOTIFICATION, __PRETTY_FUNCTION__);
     if (key.empty()) {
         ANS_LOGW("Input key is empty.");
@@ -643,6 +651,8 @@ ErrCode AnsNotification::RemoveNotification(const std::string &key, int32_t remo
 ErrCode AnsNotification::RemoveNotification(const NotificationBundleOption &bundleOption,
     const int32_t notificationId, const std::string &label, int32_t removeReason)
 {
+    ANS_LOGI("enter RemoveNotification,bundle:%{public}s,Id:%{public}d,reason:%{public}d",
+        bundleOption.GetBundleName().c_str(), notificationId, removeReason);
     HITRACE_METER_NAME(HITRACE_TAG_NOTIFICATION, __PRETTY_FUNCTION__);
     if (bundleOption.GetBundleName().empty()) {
         ANS_LOGE("Invalid bundle name.");
@@ -661,6 +671,7 @@ ErrCode AnsNotification::RemoveNotification(const NotificationBundleOption &bund
 
 ErrCode AnsNotification::RemoveAllNotifications(const NotificationBundleOption &bundleOption)
 {
+    ANS_LOGI("enter RemoveAllNotifications,bundleName:%{public}s", bundleOption.GetBundleName().c_str());
     if (bundleOption.GetBundleName().empty()) {
         ANS_LOGE("Invalid bundle name.");
         return ERR_ANS_INVALID_PARAM;
@@ -678,6 +689,7 @@ ErrCode AnsNotification::RemoveAllNotifications(const NotificationBundleOption &
 
 ErrCode AnsNotification::RemoveNotifications(const std::vector<std::string> hashcodes, int32_t removeReason)
 {
+    ANS_LOGI("enter RemoveNotifications,removeReason:%{public}d", removeReason);
     if (hashcodes.empty()) {
         ANS_LOGE("Hashcodes is empty");
         return ERR_ANS_INVALID_PARAM;
@@ -694,6 +706,7 @@ ErrCode AnsNotification::RemoveNotifications(const std::vector<std::string> hash
 
 ErrCode AnsNotification::RemoveNotificationsByBundle(const NotificationBundleOption &bundleOption)
 {
+    ANS_LOGI("enter RemoveNotificationsByBundle,bundleName:%{public}s", bundleOption.GetBundleName().c_str());
     if (bundleOption.GetBundleName().empty()) {
         ANS_LOGE("Invalid bundle name.");
         return ERR_ANS_INVALID_PARAM;
@@ -711,6 +724,7 @@ ErrCode AnsNotification::RemoveNotificationsByBundle(const NotificationBundleOpt
 
 ErrCode AnsNotification::RemoveNotifications()
 {
+    ANS_LOGI("enter RemoveNotifications");
     sptr<AnsManagerInterface> proxy = GetAnsManagerProxy();
     if (!proxy) {
         ANS_LOGE("GetAnsManagerProxy fail.");
@@ -921,6 +935,7 @@ ErrCode AnsNotification::GetShowBadgeEnabled(bool &enabled)
 
 ErrCode AnsNotification::CancelGroup(const std::string &groupName)
 {
+    ANS_LOGI("enter CancelGroup,groupName:%{public}s", groupName.c_str());
     if (groupName.empty()) {
         ANS_LOGE("Invalid group name.");
         return ERR_ANS_INVALID_PARAM;
@@ -938,6 +953,7 @@ ErrCode AnsNotification::CancelGroup(const std::string &groupName)
 ErrCode AnsNotification::RemoveGroupByBundle(
     const NotificationBundleOption &bundleOption, const std::string &groupName)
 {
+    ANS_LOGI("enter RemoveGroupByBundle,bundleName:%{public}s", bundleOption.GetBundleName().c_str());
     if (bundleOption.GetBundleName().empty() || groupName.empty()) {
         ANS_LOGE("Invalid parameter.");
         return ERR_ANS_INVALID_PARAM;
@@ -1011,6 +1027,7 @@ ErrCode AnsNotification::AddDoNotDisturbProfiles(const std::vector<sptr<Notifica
 
 ErrCode AnsNotification::RemoveDoNotDisturbProfiles(const std::vector<sptr<NotificationDoNotDisturbProfile>> &profiles)
 {
+    ANS_LOGI("enter RemoveDoNotDisturbProfiles");
     if (profiles.empty()) {
         ANS_LOGW("The profiles is empty.");
         return ERR_ANS_INVALID_PARAM;
@@ -1047,6 +1064,7 @@ ErrCode AnsNotification::IsNeedSilentInDoNotDisturbMode(const std::string &phone
 
 ErrCode AnsNotification::PublishContinuousTaskNotification(const NotificationRequest &request)
 {
+    ANS_LOGI("enter PublishContinuousTaskNotification");
     if (request.GetContent() == nullptr || request.GetNotificationType() == NotificationContent::Type::NONE) {
         ANS_LOGE("Refuse to publish the notification without valid content");
         return ERR_ANS_INVALID_PARAM;
@@ -1090,6 +1108,7 @@ ErrCode AnsNotification::PublishContinuousTaskNotification(const NotificationReq
 
 ErrCode AnsNotification::CancelContinuousTaskNotification(const std::string &label, int32_t notificationId)
 {
+    ANS_LOGI("enter CancelContinuousTaskNotification,notificationId:%{public}d", notificationId);
     sptr<AnsManagerInterface> proxy = GetAnsManagerProxy();
     if (!proxy) {
         ANS_LOGE("GetAnsManagerProxy fail.");
@@ -1194,6 +1213,7 @@ void AnsNotification::Reconnect()
 
 ErrCode AnsNotification::PublishReminder(ReminderRequest &reminder)
 {
+    ANS_LOGI("enter PublishReminder");
     sptr<ReminderRequest> tarReminder = nullptr;
     switch (reminder.GetReminderType()) {
         case (ReminderRequest::ReminderType::TIMER): {
@@ -1231,6 +1251,7 @@ ErrCode AnsNotification::PublishReminder(ReminderRequest &reminder)
 
 ErrCode AnsNotification::CancelReminder(const int32_t reminderId)
 {
+    ANS_LOGI("enter CancelReminder");
     sptr<AnsManagerInterface> proxy = GetAnsManagerProxy();
     if (!proxy) {
         ANS_LOGE("GetAnsManagerProxy fail.");
@@ -1241,6 +1262,7 @@ ErrCode AnsNotification::CancelReminder(const int32_t reminderId)
 
 ErrCode AnsNotification::CancelAllReminders()
 {
+    ANS_LOGI("enter CancelAllReminders");
     sptr<AnsManagerInterface> proxy = GetAnsManagerProxy();
     if (!proxy) {
         ANS_LOGE("GetAnsManagerProxy fail.");
@@ -1473,6 +1495,7 @@ ErrCode AnsNotification::SetNotificationsEnabledForAllBundles(const int32_t &use
 
 ErrCode AnsNotification::RemoveNotifications(const int32_t &userId)
 {
+    ANS_LOGI("enter RemoveNotifications");
     if (userId <= SUBSCRIBE_USER_INIT) {
         ANS_LOGE("Input userId is invalid.");
         return ERR_ANS_INVALID_PARAM;
@@ -1634,6 +1657,7 @@ ErrCode AnsNotification::GetSyncNotificationEnabledWithoutApp(const int32_t user
 
 ErrCode AnsNotification::SetBadgeNumber(int32_t badgeNumber)
 {
+    ANS_LOGI("enter SetBadgeNumber");
     sptr<AnsManagerInterface> proxy = GetAnsManagerProxy();
     if (!proxy) {
         ANS_LOGE("SetBadgeNumber fail.");
@@ -1645,6 +1669,7 @@ ErrCode AnsNotification::SetBadgeNumber(int32_t badgeNumber)
 
 ErrCode AnsNotification::SetBadgeNumberByBundle(const NotificationBundleOption &bundleOption, int32_t badgeNumber)
 {
+    ANS_LOGI("enter SetBadgeNumberByBundle");
     if (bundleOption.GetBundleName().empty()) {
         ANS_LOGE("Invalid bundle name.");
         return ERR_ANS_INVALID_PARAM;
@@ -1764,6 +1789,8 @@ ErrCode AnsNotification::SetSmartReminderEnabled(const std::string &deviceType,
 
 ErrCode AnsNotification::CancelAsBundleWithAgent(const NotificationBundleOption &bundleOption, const int32_t id)
 {
+    ANS_LOGI("enter CancelAsBundleWithAgent,bundleName:%{public}s,id:%{public}d",
+        bundleOption.GetBundleName().c_str(), id);
     sptr<AnsManagerInterface> proxy = GetAnsManagerProxy();
     if (!proxy) {
         ANS_LOGE("GetAnsManagerProxy fail.");
diff --git a/services/ans/include/advanced_notification_service.h b/services/ans/include/advanced_notification_service.h
index 46784ae24630065d1bf1667badcae2c2995f8fc7..4e3dacbe3ba696788fadc5125d80b4d7bd3682a4 100644
--- a/services/ans/include/advanced_notification_service.h
+++ b/services/ans/include/advanced_notification_service.h
@@ -1340,6 +1340,7 @@ private:
     ErrCode DuplicateMsgControl(const sptr<NotificationRequest> &request);
     void RemoveExpiredUniqueKey();
     bool IsDuplicateMsg(const std::string &uniqueKey);
+    void DeleteDuplicateMsgs(const sptr<NotificationBundleOption> &bundleOption);
     ErrCode PublishRemoveDuplicateEvent(const std::shared_ptr<NotificationRecord> &record);
     ErrCode UpdateSlotAuthInfo(const std::shared_ptr<NotificationRecord> &record);
     std::vector<AppExecFwk::BundleInfo> GetBundlesOfActiveUser();
diff --git a/services/ans/src/advanced_notification_publish_service.cpp b/services/ans/src/advanced_notification_publish_service.cpp
index 50404f2a7a359f831d649cae7c7f58b6913bc320..1042b75ea74e4d705b85045698798f95c39f32b6 100644
--- a/services/ans/src/advanced_notification_publish_service.cpp
+++ b/services/ans/src/advanced_notification_publish_service.cpp
@@ -2448,6 +2448,25 @@ ErrCode AdvancedNotificationService::DuplicateMsgControl(const sptr<Notification
     return ERR_OK;
 }
 
+void AdvancedNotificationService::DeleteDuplicateMsgs(const sptr<NotificationBundleOption> &bundleOption)
+{
+    if (bundleOption == nullptr) {
+        ANS_LOGE("bundleOption is nullptr");
+    }
+    const char *keySpliter = "_";
+    std::stringstream stream;
+    stream << bundleOption->GetUid() << keySpliter << bundleOption->GetBundleName() << keySpliter;
+    std::string uniqueKeyHead = stream.str();
+    auto iter = uniqueKeyList_.begin();
+    while (iter != uniqueKeyList_.end()) {
+        if ((*iter).second.find(uniqueKeyHead) == 0) {
+            iter = uniqueKeyList_.erase(iter);
+        } else {
+            ++iter;
+        }
+    }
+}
+
 void AdvancedNotificationService::RemoveExpiredUniqueKey()
 {
     std::chrono::system_clock::time_point now = std::chrono::system_clock::now();
diff --git a/services/ans/src/advanced_notification_utils.cpp b/services/ans/src/advanced_notification_utils.cpp
index ee8e7740220b065d80678f309f82dcc2d2a8a7d2..2e0e2185a4c0abe352357d6fa9b27c457530c3bd 100644
--- a/services/ans/src/advanced_notification_utils.cpp
+++ b/services/ans/src/advanced_notification_utils.cpp
@@ -571,6 +571,7 @@ void AdvancedNotificationService::OnBundleRemoved(const sptr<NotificationBundleO
         }
         NotificationPreferences::GetInstance()->RemoveAnsBundleDbInfo(bundleOption);
         RemoveDoNotDisturbProfileTrustList(bundleOption);
+        DeleteDuplicateMsgs(bundleOption);
     }));
     NotificationPreferences::GetInstance()->RemoveEnabledDbByBundle(bundleOption);
 #ifdef ENABLE_ANS_EXT_WRAPPER