diff --git a/frameworks/ans/src/notification_request.cpp b/frameworks/ans/src/notification_request.cpp
index 5dff5384a701b2d4a07badb040ae62cccb3c84c4..c046ff2af3dd4d8668b30a3084dce765c4429616 100644
--- a/frameworks/ans/src/notification_request.cpp
+++ b/frameworks/ans/src/notification_request.cpp
@@ -545,16 +545,6 @@ std::vector<std::string> NotificationRequest::GetNotificationUserInputHistory()
     return userInputHistory_;
 }
 
-void NotificationRequest::SetPublicNotification(const std::shared_ptr<NotificationRequest> &other)
-{
-    publicNotification_ = other;
-}
-
-const std::shared_ptr<NotificationRequest> NotificationRequest::GetPublicNotification() const
-{
-    return publicNotification_;
-}
-
 std::string NotificationRequest::GetNotificationHashCode() const
 {
     if (creatorBundleName_.empty() || (creatorUid_ == 0) || ownerBundleName_.empty()) {
@@ -706,7 +696,6 @@ std::string NotificationRequest::Dump()
             ", littleIcon = " + (littleIcon_ ? "not null" : "null") +
             ", bigIcon = " + (bigIcon_ ? "not null" : "null") +
             ", notificationContent = " + (notificationContent_ ? notificationContent_->Dump() : "null") +
-            ", publicNotification = " + (publicNotification_ ? "not null" : "null") +
             ", notificationTemplate = " + (notificationTemplate_ ? "not null" : "null") +
             ", actionButtons = " + (!actionButtons_.empty() ? actionButtons_.at(0)->Dump() : "empty") +
             ", messageUsers = " + (!messageUsers_.empty() ? messageUsers_.at(0)->Dump() : "empty") +
@@ -1140,19 +1129,6 @@ bool NotificationRequest::Marshalling(Parcel &parcel) const
         }
     }
 
-    valid = publicNotification_ ? true : false;
-    if (!parcel.WriteBool(valid)) {
-        ANS_LOGE("Failed to write the flag which indicate whether publicNotification is null");
-        return false;
-    }
-
-    if (valid) {
-        if (!parcel.WriteParcelable(publicNotification_.get())) {
-            ANS_LOGE("Failed to write publicNotification");
-            return false;
-        }
-    }
-
     // write std::vector
     if (!parcel.WriteUint64(actionButtons_.size())) {
         ANS_LOGE("Failed to write the size of actionButtons");
@@ -1380,15 +1356,6 @@ bool NotificationRequest::ReadFromParcel(Parcel &parcel)
         }
     }
 
-    valid = parcel.ReadBool();
-    if (valid) {
-        publicNotification_ = std::shared_ptr<NotificationRequest>(parcel.ReadParcelable<NotificationRequest>());
-        if (!publicNotification_) {
-            ANS_LOGE("Failed to read publicNotification");
-            return false;
-        }
-    }
-
     auto vsize = parcel.ReadUint64();
     for (uint64_t it = 0; it < vsize; ++it) {
         auto member = parcel.ReadParcelable<NotificationActionButton>();
@@ -1542,7 +1509,6 @@ void NotificationRequest::CopyOther(const NotificationRequest &other)
     this->littleIcon_ = other.littleIcon_;
     this->bigIcon_ = other.bigIcon_;
     this->notificationContent_ = other.notificationContent_;
-    this->publicNotification_ = other.publicNotification_;
 
     this->actionButtons_ = other.actionButtons_;
     this->messageUsers_ = other.messageUsers_;
diff --git a/frameworks/test/moduletest/ans_innerkits_module_publish_test.cpp b/frameworks/test/moduletest/ans_innerkits_module_publish_test.cpp
index 22de02b1b9f0035a49b65645b872d0bebd488901..58531df1aaba277a426d5e3c8717d57eae4ebc5e 100644
--- a/frameworks/test/moduletest/ans_innerkits_module_publish_test.cpp
+++ b/frameworks/test/moduletest/ans_innerkits_module_publish_test.cpp
@@ -179,10 +179,6 @@ private:
         EXPECT_EQ("bundleName", notificationRequest.GetOwnerBundleName());
         EXPECT_EQ("bundleName", notificationRequest.GetCreatorBundleName());
         EXPECT_EQ("ANS_Interface_MT_Publish_00100", notificationRequest.GetLabel());
-        std::shared_ptr<NotificationRequest> NotificationRequestPtr = notificationRequest.GetPublicNotification();
-        if (NotificationRequestPtr != nullptr) {
-            EXPECT_EQ("ANS_Interface_MT_Publish_00100_REQUEST", NotificationRequestPtr->GetLabel());
-        }
 
         // pixelmap
         auto littleIcon = notificationRequest.GetLittleIcon();
@@ -582,10 +578,6 @@ HWTEST_F(AnsInnerKitsModulePublishTest, ANS_Interface_MT_Publish_00100, Function
     req.SetOwnerBundleName("bundleName");
     req.SetCreatorBundleName("creatorbundlename");
     req.SetLabel("ANS_Interface_MT_Publish_00100");
-    std::shared_ptr<NotificationRequest> requestPtr = std::make_shared<NotificationRequest>();
-    EXPECT_NE(requestPtr, nullptr);
-    requestPtr->SetLabel("ANS_Interface_MT_Publish_00100_REQUEST");
-    req.SetPublicNotification(requestPtr);
 
     // pixelmap
     auto pixelMap = std::make_shared<Media::PixelMap>();
diff --git a/interfaces/inner_api/notification_request.h b/interfaces/inner_api/notification_request.h
index 502de66a9d577591f7b479b93ef314340fa6d23f..0124bda67858d8dc3d9bed5c5be1b215c4c91fd8 100644
--- a/interfaces/inner_api/notification_request.h
+++ b/interfaces/inner_api/notification_request.h
@@ -832,22 +832,6 @@ public:
      */
     std::vector<std::string> GetNotificationUserInputHistory() const;
 
-    /**
-     * @brief Sets an alternative notification to be displayed on the lock screen for this notification.
-     * The display effect (whether and how this alternative notification will be displayed) is subject to
-     * the configuration in NotificationSlot::setLockscreenVisibleness(int).
-     *
-     * @param other Indicates the alternative notification to be displayed on the lock screen.
-     */
-    void SetPublicNotification(const std::shared_ptr<NotificationRequest> &other);
-
-    /**
-     * @brief Obtains the alternative notification to be displayed on the lock screen for this notification.
-     *
-     * @return Returns the alternative notification to be displayed on the lock screen for this notification.
-     */
-    const std::shared_ptr<NotificationRequest> GetPublicNotification() const;
-
     /**
      * @brief Obtains the unique hash code of a notification in the current application.
      * To obtain a valid hash code, you must have subscribed to and received the notification.
@@ -1188,7 +1172,6 @@ private:
     std::shared_ptr<Media::PixelMap> littleIcon_ {};
     std::shared_ptr<Media::PixelMap> bigIcon_ {};
     std::shared_ptr<NotificationContent> notificationContent_ {};
-    std::shared_ptr<NotificationRequest> publicNotification_ {};
 
     std::vector<std::shared_ptr<NotificationActionButton>> actionButtons_ {};
     std::vector<std::shared_ptr<MessageUser>> messageUsers_ {};
diff --git a/test/fuzztest/settemplate_fuzzer/settemplate_fuzzer.cpp b/test/fuzztest/settemplate_fuzzer/settemplate_fuzzer.cpp
index d280ccb2f69e0839e44a93b60c820976d417b832..229807ebd8f20bd7f213c1897a656b665358e50b 100644
--- a/test/fuzztest/settemplate_fuzzer/settemplate_fuzzer.cpp
+++ b/test/fuzztest/settemplate_fuzzer/settemplate_fuzzer.cpp
@@ -50,9 +50,6 @@ namespace OHOS {
         text.emplace_back(stringData);
         request.SetNotificationUserInputHistory(text);
         request.GetNotificationUserInputHistory();
-        std::shared_ptr<Notification::NotificationRequest> other = nullptr;
-        request.SetPublicNotification(other);
-        request.GetPublicNotification();
         request.GetNotificationHashCode();
         request.GetOwnerBundleName();
         request.GetCreatorBundleName();