diff --git a/accessibility_manager_service.gni b/accessibility_manager_service.gni
index c7d547994..23d4cef7d 100644
--- a/accessibility_manager_service.gni
+++ b/accessibility_manager_service.gni
@@ -22,6 +22,7 @@ declare_args() {
   accessibility_feature_hiviewdfx_hitrace = true
   accessibility_feature_hiviewdfx_hisysevent = true
   accessibility_dynamic_support = false
+  accessibility_user_status_awareness = false
   if (defined(global_parts_info) &&
       !defined(global_parts_info.powermgr_display_manager)) {
     accessibility_feature_display_manager = false
@@ -49,6 +50,10 @@ declare_args() {
       !defined(global_parts_info.hiviewdfx_hisysevent)) {
     accessibility_feature_hiviewdfx_hisysevent = false
   }
+
+  if (defined(global_parts_info) && defined(global_parts_info.msdp_user_status_awareness)) {
+    accessibility_user_status_awareness = true
+  }
 }
 
 print(
@@ -61,6 +66,8 @@ print(
     "accessibility_feature_hiviewdfx_hitrace = ${accessibility_feature_hiviewdfx_hitrace}")
 print(
     "accessibility_feature_hiviewdfx_hisysevent = ${accessibility_feature_hiviewdfx_hisysevent}")
+print(
+    "accessibility_user_status_awareness = ${accessibility_user_status_awareness}")
 
 accessibility_default_defines = []
 
@@ -95,3 +102,7 @@ if (accessibility_feature_hiviewdfx_hisysevent) {
 if (product_name != "qemu-arm-linux-min") {
   accessibility_default_defines += [ "ACCESSIBILITY_EMULATOR_DEFINED" ]
 }
+
+if (accessibility_user_status_awareness) {
+  accessibility_default_defines += [ "ACCESSIBILITY_USER_STATUS_AWARENESS" ]
+}
diff --git a/bundle.json b/bundle.json
index 70c0cb740..6b9de06a3 100644
--- a/bundle.json
+++ b/bundle.json
@@ -65,7 +65,8 @@
         "e2fsprogs",
         "resource_schedule_service",
         "cJSON",
-        "selinux_adapter"
+        "selinux_adapter",
+        "user_status_awareness"
       ],
       "third_party": []
     },
diff --git a/frameworks/aafwk/test/BUILD.gn b/frameworks/aafwk/test/BUILD.gn
index 95c6fc89d..8f2b68b34 100755
--- a/frameworks/aafwk/test/BUILD.gn
+++ b/frameworks/aafwk/test/BUILD.gn
@@ -120,6 +120,7 @@ ohos_unittest("accessible_ability_test") {
     "../../../services/aams/src/accessibility_setting_observer.cpp",
     "../../../services/aams/src/accessibility_settings.cpp",
     "../../../services/aams/src/accessibility_settings_config.cpp",
+    "../../../services/aams/src/msdp_manager.cpp",
     "../../../services/aams/src/accessible_ability_manager_service.cpp",
     "../../../services/aams/src/accessible_ability_manager_service_event_handler.cpp",
     "../../../services/aams/src/utils.cpp",
@@ -202,6 +203,10 @@ ohos_unittest("accessible_ability_test") {
     "window_manager:libdm",
     "window_manager:libwm",
   ]
+
+  if (accessibility_user_status_awareness) {
+    external_deps += [ "user_status_awareness:user_status_client" ]
+  }
 }
 
 ###############################################################################
diff --git a/sa_profile/accessibility.cfg b/sa_profile/accessibility.cfg
index 8de1a3484..7960a2f47 100644
--- a/sa_profile/accessibility.cfg
+++ b/sa_profile/accessibility.cfg
@@ -26,7 +26,8 @@
                 "ohos.permission.CONNECT_ACCESSIBILITY_EXTENSION",
                 "ohos.permission.FILTER_INPUT_EVENT",
                 "ohos.permission.MANAGE_MOUSE_CURSOR",
-                "ohos.permission.REPORT_RESOURCE_SCHEDULE_EVENT"
+                "ohos.permission.REPORT_RESOURCE_SCHEDULE_EVENT",
+                "ohos.permission.ACCESS_SYSTEM_SETTINGS"
             ],
             "permission_acls" : [
                 "ohos.permission.INTERCEPT_INPUT_EVENT",
diff --git a/services/aams/BUILD.gn b/services/aams/BUILD.gn
index 270fa7eea..b1167d9c4 100644
--- a/services/aams/BUILD.gn
+++ b/services/aams/BUILD.gn
@@ -68,6 +68,7 @@ accessibleabilityms_files = [
   "${services_path}/src/accessibility_resource_bundle_manager.cpp",
   "${services_path}/src/accessibility_setting_observer.cpp",
   "${services_path}/src/accessibility_setting_provider.cpp",
+  "${services_path}/src/msdp_manager.cpp",
   "${services_path}/src/accessibility_short_key_dialog.cpp",
   "${services_path}/src/accessibility_datashare_helper.cpp",
   "${services_path}/src/touch_exploration_multi_finger_gesture.cpp",
@@ -137,7 +138,7 @@ ohos_shared_library("accessibleabilityms") {
     "safwk:system_ability_fwk",
     "samgr:samgr_proxy",
     "window_manager:libdm",
-    "graphic_2d:librender_service_base"
+    "graphic_2d:librender_service_base",
   ]
 
   if (accessibility_feature_power_manager) {
@@ -164,6 +165,10 @@ ohos_shared_library("accessibleabilityms") {
     external_deps += [ "resource_schedule_service:ressched_client" ]
   }
 
+  if (accessibility_user_status_awareness) {
+    external_deps += [ "user_status_awareness:user_status_client" ]
+  }
+
   install_enable = true
 
   subsystem_name = "barrierfree"
diff --git a/services/aams/include/accessible_ability_manager_service.h b/services/aams/include/accessible_ability_manager_service.h
index eee25881e..3a28d69e0 100644
--- a/services/aams/include/accessible_ability_manager_service.h
+++ b/services/aams/include/accessible_ability_manager_service.h
@@ -437,6 +437,10 @@ private:
     void OnScreenMagnificationTypeChanged();
     void RegisterScreenMagnificationType();
 
+    void OnVoiceRecognitionChanged();
+    void RegisterVoiceRecognitionState();
+    void UpdateVoiceRecognitionState();
+
     int32_t ApplyTreeId();
     void RecycleTreeId(int32_t treeId);
 
@@ -493,6 +497,9 @@ private:
     std::bitset<TREE_ID_MAX> treeIdPool_;
     int32_t preTreeId_ = -1;
     ffrt::mutex treeIdPoolMutex_;
+
+    bool isSubscribeMSDPCallback_ = false;
+    ffrt::mutex subscribeMSDPMutex_;
 };
 } // namespace Accessibility
 } // namespace OHOS
diff --git a/services/aams/include/extension_ability_manager.h b/services/aams/include/extension_ability_manager.h
new file mode 100644
index 000000000..5e33905ab
--- /dev/null
+++ b/services/aams/include/extension_ability_manager.h
@@ -0,0 +1,75 @@
+/*
+ * Copyright (C) 2025 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 EXTENSION_ABILITY_CONNECTION_H
+#define EXTENSION_ABILITY_CONNECTION_H
+
+#include <condition_variable>
+#include "ability_connect_callback_stub.h"
+
+namespace OHOS {
+namespace Accessibility {
+using namespace OHOS::AppExecFwk;
+
+class ExtensionAbilityConnection : public AAFwk::AbilityConnectionStub {
+public:
+    void OnAbilityConnectDone(const AppExecFwk::ElementName &element, const sptr <IRemoteObject> &remoteObject,
+        int32_t resultCode) override;
+
+    void OnAbilityDisconnectDone(const AppExecFwk::ElementName &element, int resultCode) override;
+
+    sptr<IRemoteObject> GetRemoteObject();
+
+private:
+    sptr <IRemoteObject> remoteObject_;
+    std::mutex mutex_;
+    std::condition_variable cv_;
+    bool waitFlag_ = false;
+};
+
+class ExtensionAbilityManager {
+public:
+    static ExtensionAbilityManager &GetInstance();
+
+    void VoiceRecognize(int32_t soundType);
+
+    ExtensionAbilityManager(const ExtensionAbilityManager&) = delete;
+
+    ExtensionAbilityManager(ExtensionAbilityManager&&) = delete;
+
+    ExtensionAbilityManager& operator=(const ExtensionAbilityManager&) = delete;
+
+    ExtensionAbilityManager& operator=(ExtensionAbilityManager&&) = delete;
+
+private:
+    ExtensionAbilityManager();
+
+    ~ExtensionAbilityManager() = default;
+
+    int32_t ConnectSettingsExtService();
+
+    void DisconnectSettingsExtService();
+
+    sptr<IRemoteObject> GetRemoteObject();
+
+    std::string CreateJsonMessage(int32_t soundType);
+
+    void SendRequestToSetting(const sptr<IRemoteObject> &remoteObject, const std::string &message);
+
+    sptr <ExtensionAbilityConnection> connection_;
+};
+} // namespace Accessibility
+} // namespace OHOS
+#endif // EXTENSION_ABILITY_CONNECTION_H
diff --git a/services/aams/include/msdp_manager.h b/services/aams/include/msdp_manager.h
new file mode 100644
index 000000000..e95142c1f
--- /dev/null
+++ b/services/aams/include/msdp_manager.h
@@ -0,0 +1,30 @@
+/*
+ * Copyright (C) 2025 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 MSDP_MANAGER_H
+#define MSDP_MANAGER_H
+
+#include <cstdint>
+
+namespace OHOS {
+namespace Accessibility {
+class MsdpManager {
+public:
+    static int32_t SubscribeVoiceRecognition();
+    static void UnSubscribeVoiceRecognition();
+};
+} // namespace Accessibility
+} // namespace OHOS
+#endif // MSDP_MANAGER_H
\ No newline at end of file
diff --git a/services/aams/src/accessible_ability_manager_service.cpp b/services/aams/src/accessible_ability_manager_service.cpp
index 4757c364e..468a2c310 100644
--- a/services/aams/src/accessible_ability_manager_service.cpp
+++ b/services/aams/src/accessible_ability_manager_service.cpp
@@ -51,6 +51,7 @@
 #include "accesstoken_kit.h"
 #include "tokenid_kit.h"
 #include "accessibility_caption.h"
+#include "msdp_manager.h"
 
 using namespace std;
 using namespace OHOS::Security::AccessToken;
@@ -76,6 +77,8 @@ namespace {
     const std::string DEVICE_PROVISIONED = "device_provisioned";
     const std::string SCREEN_MAGNIFICATION_KEY = "accessibility_display_magnification_enabled";
     const std::string SCREEN_MAGNIFICATION_TYPE = "accessibility_magnification_capability";
+    const std::string VOICE_RECOGNITION_KEY = "accessibility_sound_recognition_switch";
+    const std::string VOICE_RECOGNITION_TYPES = "accessibility_sound_recognition_enabled";
     const std::string DELAY_UNLOAD_TASK = "TASK_UNLOAD_ACCESSIBILITY_SA";
     const std::string USER_SETUP_COMPLETED = "user_setup_complete";
     const std::string ACCESSIBILITY_CLONE_FLAG = "accessibility_config_clone";
@@ -138,6 +141,9 @@ AccessibleAbilityManagerService::AccessibleAbilityManagerService()
     dependentServicesStatus_[SUBSYS_ACCOUNT_SYS_ABILITY_ID_BEGIN] = false;
     dependentServicesStatus_[WINDOW_MANAGER_SERVICE_ID] = false;
     dependentServicesStatus_[DISTRIBUTED_KV_DATA_SERVICE_ABILITY_ID] = false;
+    #ifdef ACCESSIBILITY_USER_STATUS_AWARENESS
+    dependentServicesStatus_[MSDP_USER_STATUS_SERVICE_ID] = false;
+    #endif // ACCESSIBILITY_USER_STATUS_AWARENESS
 
     accessibilitySettings_ = std::make_shared<AccessibilitySettings>();
     accessibilityShortKey_ = std::make_shared<AccessibilityShortKey>();
@@ -297,6 +303,9 @@ void AccessibleAbilityManagerService::OnStart()
     AddSystemAbilityListener(SUBSYS_ACCOUNT_SYS_ABILITY_ID_BEGIN);
     AddSystemAbilityListener(WINDOW_MANAGER_SERVICE_ID);
     AddSystemAbilityListener(DISTRIBUTED_KV_DATA_SERVICE_ABILITY_ID);
+    #ifdef ACCESSIBILITY_USER_STATUS_AWARENESS
+    AddSystemAbilityListener(MSDP_USER_STATUS_SERVICE_ID);
+    #endif // ACCESSIBILITY_USER_STATUS_AWARENESS
 
     accessibilitySettings_->RegisterSettingsHandler(handler_);
 }
@@ -389,6 +398,7 @@ void AccessibleAbilityManagerService::OnAddSystemAbility(int32_t systemAbilityId
         PostDelayUnloadTask();
         RegisterScreenMagnificationState();
         RegisterScreenMagnificationType();
+        RegisterVoiceRecognitionState();
         }, "OnAddSystemAbility");
 }
 
@@ -1926,9 +1936,11 @@ void AccessibleAbilityManagerService::SwitchedUser(int32_t accountId)
     }
     UpdateAllSetting();
     UpdateAutoStartAbilities();
+    UpdateVoiceRecognitionState();
     RegisterShortKeyEvent();
     RegisterScreenMagnificationState();
     RegisterScreenMagnificationType();
+    RegisterVoiceRecognitionState();
 }
 
 void AccessibleAbilityManagerService::PackageRemoved(const std::string &bundleName)
@@ -3417,6 +3429,82 @@ void AccessibleAbilityManagerService::RegisterScreenMagnificationType()
         }, "REGISTER_SCREEN_ZOOM_TYPE_OBSERVER");
 }
 
+void AccessibleAbilityManagerService::UpdateVoiceRecognitionState()
+{
+    HILOG_INFO();
+    {
+        std::lock_guard<ffrt::mutex> lock(subscribeMSDPMutex_);
+        if (isSubscribeMSDPCallback_) {
+            MsdpManager::UnSubscribeVoiceRecognition();
+            HILOG_INFO("userstatusClient.Unsubscribe");
+        }
+    }
+    OnVoiceRecognitionChanged();
+}
+
+void AccessibleAbilityManagerService::OnVoiceRecognitionChanged()
+{
+    HILOG_INFO();
+    sptr<AccessibilityAccountData> accountData = GetCurrentAccountData();
+    if (accountData == nullptr) {
+        HILOG_ERROR("accountData is nullptr");
+        return;
+    }
+
+    std::shared_ptr<AccessibilitySettingsConfig> config = accountData->GetConfig();
+    if (config == nullptr) {
+        HILOG_ERROR("config is nullptr");
+        return;
+    }
+
+    if (config->GetDbHandle() == nullptr) {
+        HILOG_ERROR("datashareHelper is nullptr");
+        return;
+    }
+
+    bool voiceRecognitionEnabled = config->GetDbHandle()->GetBoolValue(VOICE_RECOGNITION_KEY, false);
+    std::string voiceRecognitionTypes = config->GetDbHandle()->GetStringValue(VOICE_RECOGNITION_TYPES, "");
+
+    std::lock_guard<ffrt::mutex> lock(subscribeMSDPMutex_);
+    if (!isSubscribeMSDPCallback_ && voiceRecognitionEnabled && !voiceRecognitionTypes.empty()) {
+        int32_t ret = MsdpManager::SubscribeVoiceRecognition();
+        isSubscribeMSDPCallback_ = true;
+        HILOG_INFO("SubscribeVoiceRecognition ret: %{public}d", ret);
+        return;
+    }
+
+    if (isSubscribeMSDPCallback_ && (!voiceRecognitionEnabled || voiceRecognitionTypes.empty())) {
+        MsdpManager::UnSubscribeVoiceRecognition();
+        isSubscribeMSDPCallback_ = false;
+        return;
+    }
+}
+
+void AccessibleAbilityManagerService::RegisterVoiceRecognitionState()
+{
+    HILOG_INFO();
+    if (handler_ == nullptr) {
+        HILOG_ERROR("handler_ is nullptr");
+        return;
+    }
+    handler_->PostTask([=]() {
+        sptr<AccessibilityAccountData> accountData = GetCurrentAccountData();
+        if (accountData == nullptr) {
+            HILOG_ERROR("accountData is nullptr");
+            return;
+        }
+
+        AccessibilitySettingObserver::UpdateFunc func = [ = ](const std::string &state) {
+            Singleton<AccessibleAbilityManagerService>::GetInstance().OnVoiceRecognitionChanged();
+        };
+
+        if (accountData->GetConfig()->GetDbHandle()) {
+            accountData->GetConfig()->GetDbHandle()->RegisterObserver(VOICE_RECOGNITION_KEY, func);
+            accountData->GetConfig()->GetDbHandle()->RegisterObserver(VOICE_RECOGNITION_TYPES, func);
+        }
+        }, "REGISTER_VOICE_RECOGNITION");
+}
+
 void AccessibleAbilityManagerService::PostDelayUnloadTask()
 {
 #ifdef ACCESSIBILITY_WATCH_FEATURE
@@ -3607,6 +3695,7 @@ void AccessibleAbilityManagerService::OnDataClone()
         UpdateAllSetting();
         UpdateAutoStartAbilities();
         UpdateInputFilter();
+        UpdateVoiceRecognitionState();
         HILOG_INFO("accessibility reload config.");
     } else {
         HILOG_WARN("config_ is nullptr");
diff --git a/services/aams/src/extension_ability_manager.cpp b/services/aams/src/extension_ability_manager.cpp
new file mode 100644
index 000000000..599b955c1
--- /dev/null
+++ b/services/aams/src/extension_ability_manager.cpp
@@ -0,0 +1,162 @@
+/*
+ * Copyright (C) 2025 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 "extension_ability_manager.h"
+
+#include <string>
+#include "message_parcel.h"
+#include "hilog_wrapper.h"
+#include "nlohmann/json.hpp"
+#include "extension_manager_client.h"
+
+namespace OHOS {
+namespace Accessibility {
+
+const int64_t WAIT_INTERVAL = 5000; // 5s
+constexpr int32_t DEFAULT_USER_ID = -1;
+const std::string SETTINGS_BUNDLE_NAME = "com.huawei.hmos.settings";
+const std::string SERVICE_EXTENSION_ABILITY_NAME = "SettingsExtService";
+const std::string METHOD_KEY = "method";
+const std::string EXTRA_KEY = "extra";
+const std::string METHOD_VOICE_RECOGNITION = "voiceRecognition";
+const std::string EXTRA_VALUE_KEY = "soundType";
+constexpr int32_t SETTINGS_VOICE_RECOGNITION_CODE = 7;
+
+void ExtensionAbilityConnection::OnAbilityConnectDone(const AppExecFwk::ElementName &element,
+    const sptr<IRemoteObject> &remoteObject, int32_t resultCode)
+{
+    HILOG_INFO("on ability connected done");
+    if (resultCode != ERR_OK) {
+        HILOG_ERROR("ability connect failed: %{public}d", resultCode);
+        return;
+    }
+    if (remoteObject == nullptr) {
+        HILOG_ERROR("remoteObject is null");
+        return;
+    }
+    HILOG_INFO("got remoteObject");
+    std::unique_lock<std::mutex> lock(mutex_);
+    remoteObject_ = remoteObject;
+    cv_.notify_all();
+}
+
+void ExtensionAbilityConnection::OnAbilityDisconnectDone(const AppExecFwk::ElementName &element, int resultCode)
+{
+    HILOG_INFO("on ability disconnected done");
+    std::unique_lock<std::mutex> lock(mutex_);
+    remoteObject_ = nullptr;
+}
+
+sptr<IRemoteObject> ExtensionAbilityConnection::GetRemoteObject()
+{
+    std::unique_lock<std::mutex> lock(mutex_);
+    if (!cv_.wait_for(lock, std::chrono::milliseconds(WAIT_INTERVAL), [this]() { return remoteObject_ != nullptr; })) {
+        HILOG_ERROR("wait for remote object timeout");
+        return nullptr;
+    }
+    return remoteObject_;
+}
+
+ExtensionAbilityManager::ExtensionAbilityManager()
+{
+    connection_ = sptr<ExtensionAbilityConnection> (new (std::nothrow) ExtensionAbilityConnection());
+}
+
+ExtensionAbilityManager& ExtensionAbilityManager::GetInstance()
+{
+    static ExtensionAbilityManager instance;
+    return instance;
+}
+
+void ExtensionAbilityManager::VoiceRecognize(int32_t soundType)
+{
+    HILOG_INFO("called, soundType=%{public}d", soundType);
+    sptr<IRemoteObject> remote = GetRemoteObject();
+    if (remote == nullptr) {
+        HILOG_ERROR("cannot get remote object");
+        return;
+    }
+    std::string message = CreateJsonMessage(soundType);
+    SendRequestToSetting(remote, message);
+    DisconnectSettingsExtService();
+}
+
+int32_t ExtensionAbilityManager::ConnectSettingsExtService()
+{
+    HILOG_INFO("called");
+    AAFwk::Want want;
+    want.SetElementName(SETTINGS_BUNDLE_NAME, SERVICE_EXTENSION_ABILITY_NAME);
+    int32_t ret = AAFwk::ExtensionManagerClient::GetInstance().ConnectServiceExtensionAbility(want, connection_,
+        nullptr, DEFAULT_USER_ID);
+    return ret;
+}
+
+void ExtensionAbilityManager::DisconnectSettingsExtService()
+{
+    auto disconnectResult = AAFwk::ExtensionManagerClient::GetInstance().DisconnectAbility(connection_);
+    if (disconnectResult != ERR_OK) {
+        HILOG_ERROR("disconnect failed, ret=%{public}d", disconnectResult);
+    }
+}
+
+sptr<IRemoteObject> ExtensionAbilityManager::GetRemoteObject()
+{
+    int32_t connectResult = ConnectSettingsExtService();
+    if (connectResult != ERR_OK) {
+        HILOG_ERROR("connect failed, ret=%{public}d", connectResult);
+        return nullptr;
+    }
+    HILOG_INFO("connect success");
+    return connection_->GetRemoteObject();
+}
+
+std::string ExtensionAbilityManager::CreateJsonMessage(int32_t soundType)
+{
+    nlohmann::json jsonMessageObj;
+    nlohmann::json jsonExtraValue;
+
+    jsonExtraValue[EXTRA_VALUE_KEY] = soundType;
+    jsonMessageObj[METHOD_KEY] = METHOD_VOICE_RECOGNITION;
+    jsonMessageObj[EXTRA_KEY] = jsonExtraValue;
+
+    return jsonMessageObj.dump();
+}
+
+void ExtensionAbilityManager::SendRequestToSetting(const sptr<IRemoteObject> &remoteObject,
+    const std::string &message)
+{
+    if (remoteObject == nullptr) {
+        HILOG_ERROR("remoteObject is nullptr!");
+        return;
+    }
+    if (message.empty()) {
+        HILOG_ERROR("send message is empty!");
+        return;
+    }
+    HILOG_INFO("send message=%{public}s", message.c_str());
+    MessageParcel data;
+    MessageParcel reply;
+    MessageOption option;
+
+    if (!data.WriteString16(Str8ToStr16(message))) {
+        HILOG_ERROR("write message failed!");
+        return;
+    }
+    int32_t ret = remoteObject->SendRequest(SETTINGS_VOICE_RECOGNITION_CODE, data, reply, option);
+    auto replyCode = reply.ReadInt32();
+    HILOG_INFO("sendRequest ret=%{public}d, replyCode=%{public}d", ret, replyCode);
+}
+} // namespace Accessibility
+} // namespace OHOS
diff --git a/services/aams/src/msdp_manager.cpp b/services/aams/src/msdp_manager.cpp
new file mode 100644
index 000000000..c9c06dce2
--- /dev/null
+++ b/services/aams/src/msdp_manager.cpp
@@ -0,0 +1,57 @@
+/*
+ * Copyright (C) 2025 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.
+ */
+
+#ifdef ACCESSIBILITY_USER_STATUS_AWARENESS
+#include "user_status_client.h"
+#endif // ACCESSIBILITY_USER_STATUS_AWARENESS
+#include "msdp_manager.h"
+#include "extension_ability_manager.cpp"
+
+namespace OHOS {
+namespace Accessibility {
+
+const int32_t FEATURE_VOICE_RECOGNITION = 17;
+
+int32_t MsdpManager::SubscribeVoiceRecognition()
+{
+    HILOG_INFO();
+    int32_t ret = 0;
+    #ifdef ACCESSIBILITY_USER_STATUS_AWARENESS
+    std::function<void(int32_t, std::shared_ptr<Msdp::UserStatusAwareness::UserStatusData>)> func = [ = ](
+        int32_t callbackId, std::shared_ptr<Msdp::UserStatusAwareness::UserStatusData> userStatusData) {
+        HILOG_INFO("voice recognition callback, Id: %{public}d, GetFeature: %{public}d, GetResult: %{public}d",
+            callbackId, userStatusData->GetFeature(), userStatusData->GetResult());
+
+        ExtensionAbilityManager::GetInstance().VoiceRecognize(userStatusData->GetResult());
+    };
+    auto &userstatusClient = Msdp::UserStatusAwareness::UserStatusClient::GetInstance();
+    ret = userstatusClient.SubscribeCallback(FEATURE_VOICE_RECOGNITION, func);
+    userstatusClient.Subscribe(FEATURE_VOICE_RECOGNITION, {});
+    HILOG_INFO("userstatusClient.SubscribeCallback RET: %{public}d", ret);
+    #endif // ACCESSIBILITY_USER_STATUS_AWARENESS
+    return ret;
+}
+
+void MsdpManager::UnSubscribeVoiceRecognition()
+{
+    HILOG_INFO();
+    #ifdef ACCESSIBILITY_USER_STATUS_AWARENESS
+    auto &userstatusClient = Msdp::UserStatusAwareness::UserStatusClient::GetInstance();
+    userstatusClient.Unsubscribe(FEATURE_VOICE_RECOGNITION);
+    HILOG_INFO("msdp userstatusClient.Unsubscribe");
+    #endif // ACCESSIBILITY_USER_STATUS_AWARENESS
+}
+} // namespace Accessibility
+} // namespace OHOS
diff --git a/services/aams/test/BUILD.gn b/services/aams/test/BUILD.gn
index fcb05e4ea..88aec0c53 100644
--- a/services/aams/test/BUILD.gn
+++ b/services/aams/test/BUILD.gn
@@ -69,6 +69,7 @@ ohos_unittest("accessibility_account_data_test") {
     "../src/accessibility_screen_touch.cpp",
     "../src/accessibility_setting_observer.cpp",
     "../src/accessibility_settings.cpp",
+    "../src/msdp_manager.cpp",
     "../src/accessibility_short_key.cpp",
     "../src/accessibility_short_key_dialog.cpp",
     "../src/accessibility_touchEvent_injector.cpp",
@@ -140,6 +141,10 @@ ohos_unittest("accessibility_account_data_test") {
     "window_manager:libdm",
     "window_manager:libwm",
   ]
+
+  if (accessibility_user_status_awareness) {
+    external_deps += [ "user_status_awareness:user_status_client" ]
+  }
 }
 
 ################################################################################
@@ -179,6 +184,7 @@ ohos_unittest("accessible_ability_manager_service_test") {
     "../src/accessibility_setting_provider.cpp",
     "../src/accessibility_settings.cpp",
     "../src/accessibility_settings_config.cpp",
+    "../src/msdp_manager.cpp",
     "../src/accessibility_short_key.cpp",
     "../src/accessibility_touchEvent_injector.cpp",
     "../src/accessibility_window_connection.cpp",
@@ -255,6 +261,10 @@ ohos_unittest("accessible_ability_manager_service_test") {
     "window_manager:libdm",
     "window_manager:libwm",
   ]
+
+  if (accessibility_user_status_awareness) {
+    external_deps += [ "user_status_awareness:user_status_client" ]
+  }
 }
 
 ################################################################################
@@ -745,6 +755,7 @@ ohos_unittest("accessible_ability_connection_test") {
     "../src/accessibility_setting_observer.cpp",
     "../src/accessibility_settings.cpp",
     "../src/accessibility_settings_config.cpp",
+    "../src/msdp_manager.cpp",
     "../src/accessibility_short_key.cpp",
     "../src/accessibility_touchEvent_injector.cpp",
     "../src/accessibility_window_connection.cpp",
@@ -824,6 +835,10 @@ ohos_unittest("accessible_ability_connection_test") {
     "window_manager:libdm",
     "window_manager:libwm",
   ]
+
+  if (accessibility_user_status_awareness) {
+    external_deps += [ "user_status_awareness:user_status_client" ]
+  }
 }
 
 ################################################################################
@@ -1162,6 +1177,7 @@ ohos_unittest("accessibility_mouse_autoclick_test") {
     "../src/accessibility_setting_observer.cpp",
     "../src/accessibility_setting_provider.cpp",
     "../src/accessibility_settings.cpp",
+    "../src/msdp_manager.cpp",
     "../src/accessibility_short_key.cpp",
     "../src/accessibility_short_key_dialog.cpp",
     "../src/accessibility_touchEvent_injector.cpp",
@@ -1233,6 +1249,10 @@ ohos_unittest("accessibility_mouse_autoclick_test") {
     "window_manager:libdm",
     "window_manager:libwm",
   ]
+
+  if (accessibility_user_status_awareness) {
+    external_deps += [ "user_status_awareness:user_status_client" ]
+  }
 }
 
 ################################################################################
@@ -1593,6 +1613,7 @@ ohos_unittest("accessibility_settings_config_test") {
     "../src/accessibility_setting_provider.cpp",
     "../src/accessibility_settings.cpp",
     "../src/accessibility_settings_config.cpp",
+    "../src/msdp_manager.cpp",
     "../src/accessibility_short_key.cpp",
     "../src/accessibility_short_key_dialog.cpp",
     "../src/accessibility_touchEvent_injector.cpp",
@@ -1662,6 +1683,10 @@ ohos_unittest("accessibility_settings_config_test") {
     "window_manager:libdm",
     "window_manager:libwm",
   ]
+
+  if (accessibility_user_status_awareness) {
+    external_deps += [ "user_status_awareness:user_status_client" ]
+  }
 }
 
 ################################################################################
diff --git a/services/test/BUILD.gn b/services/test/BUILD.gn
index 4937abee6..2846762a8 100644
--- a/services/test/BUILD.gn
+++ b/services/test/BUILD.gn
@@ -77,6 +77,7 @@ ohos_moduletest("aams_accessibility_touch_exploration_test") {
     "../aams/src/accessibility_setting_observer.cpp",
     "../aams/src/accessibility_settings.cpp",
     "../aams/src/accessibility_settings_config.cpp",
+    "../aams/src/msdp_manager.cpp",
     "../aams/src/accessibility_short_key.cpp",
     "../aams/src/accessibility_touchEvent_injector.cpp",
     "../aams/src/accessibility_window_connection.cpp",
@@ -162,6 +163,10 @@ ohos_moduletest("aams_accessibility_touch_exploration_test") {
     "window_manager:libdm",
     "window_manager:libwm",
   ]
+
+  if (accessibility_user_status_awareness) {
+    external_deps += [ "user_status_awareness:user_status_client" ]
+  }
 }
 
 ################################################################################
@@ -186,6 +191,7 @@ ohos_moduletest("aams_accessibility_touchEvent_injector_test") {
     "../aams/src/accessibility_setting_observer.cpp",
     "../aams/src/accessibility_settings.cpp",
     "../aams/src/accessibility_settings_config.cpp",
+    "../aams/src/msdp_manager.cpp",
     "../aams/src/accessibility_short_key.cpp",
     "../aams/src/accessibility_touchEvent_injector.cpp",
     "../aams/src/accessibility_window_connection.cpp",
@@ -272,6 +278,10 @@ ohos_moduletest("aams_accessibility_touchEvent_injector_test") {
     "window_manager:libdm",
     "window_manager:libwm",
   ]
+
+  if (accessibility_user_status_awareness) {
+    external_deps += [ "user_status_awareness:user_status_client" ]
+  }
 }
 
 ################################################################################
@@ -296,6 +306,7 @@ ohos_moduletest("aams_accessible_ability_channel_test") {
     "../aams/src/accessibility_setting_observer.cpp",
     "../aams/src/accessibility_settings.cpp",
     "../aams/src/accessibility_settings_config.cpp",
+    "../aams/src/msdp_manager.cpp",
     "../aams/src/accessibility_short_key.cpp",
     "../aams/src/accessibility_touchEvent_injector.cpp",
     "../aams/src/accessibility_window_connection.cpp",
@@ -381,6 +392,10 @@ ohos_moduletest("aams_accessible_ability_channel_test") {
     "window_manager:libdm",
     "window_manager:libwm",
   ]
+
+  if (accessibility_user_status_awareness) {
+    external_deps += [ "user_status_awareness:user_status_client" ]
+  }
 }
 
 ################################################################################
@@ -405,6 +420,7 @@ ohos_moduletest("aams_server_test") {
     "../aams/src/accessibility_setting_observer.cpp",
     "../aams/src/accessibility_settings.cpp",
     "../aams/src/accessibility_settings_config.cpp",
+    "../aams/src/msdp_manager.cpp",
     "../aams/src/accessibility_short_key.cpp",
     "../aams/src/accessibility_touchEvent_injector.cpp",
     "../aams/src/accessibility_window_connection.cpp",
@@ -488,6 +504,10 @@ ohos_moduletest("aams_server_test") {
     "window_manager:libdm",
     "window_manager:libwm",
   ]
+
+  if (accessibility_user_status_awareness) {
+    external_deps += [ "user_status_awareness:user_status_client" ]
+  }
 }
 
 ################################################################################
@@ -512,6 +532,7 @@ ohos_moduletest("aams_accessibility_keyevent_filter_test") {
     "../aams/src/accessibility_setting_observer.cpp",
     "../aams/src/accessibility_settings.cpp",
     "../aams/src/accessibility_settings_config.cpp",
+    "../aams/src/msdp_manager.cpp",
     "../aams/src/accessibility_short_key.cpp",
     "../aams/src/accessibility_touchEvent_injector.cpp",
     "../aams/src/accessibility_window_connection.cpp",
@@ -596,6 +617,10 @@ ohos_moduletest("aams_accessibility_keyevent_filter_test") {
     "window_manager:libdm",
     "window_manager:libwm",
   ]
+
+  if (accessibility_user_status_awareness) {
+    external_deps += [ "user_status_awareness:user_status_client" ]
+  }
 }
 
 ################################################################################
@@ -620,6 +645,7 @@ ohos_moduletest("aams_common_event_registry_test") {
     "../aams/src/accessibility_setting_observer.cpp",
     "../aams/src/accessibility_settings.cpp",
     "../aams/src/accessibility_settings_config.cpp",
+    "../aams/src/msdp_manager.cpp",
     "../aams/src/accessibility_short_key.cpp",
     "../aams/src/accessibility_touchEvent_injector.cpp",
     "../aams/src/accessibility_window_connection.cpp",
@@ -709,6 +735,10 @@ ohos_moduletest("aams_common_event_registry_test") {
     "window_manager:libdm",
     "window_manager:libwm",
   ]
+
+  if (accessibility_user_status_awareness) {
+    external_deps += [ "user_status_awareness:user_status_client" ]
+  }
 }
 
 ################################################################################