diff --git a/services/abilitymgr/include/ability_config.h b/services/abilitymgr/include/ability_config.h
index 0bf081fb35a19154277ac43ece2f5e114939e4c1..0b1d49dcee8e1f66af6b4b1ce9efde5b7be226de 100644
--- a/services/abilitymgr/include/ability_config.h
+++ b/services/abilitymgr/include/ability_config.h
@@ -25,8 +25,10 @@ const std::string NAME_ABILITY_MGR_SERVICE = "AbilityManagerService";
 const std::string NAME_BUNDLE_MGR_SERVICE = "BundleMgrService";
 const std::string SCHEME_DATA_ABILITY = "dataability";
 const std::string SYSTEM_UI_BUNDLE_NAME = "com.ohos.systemui";
+const std::string SCREENLOCK_BUNDLE_NAME = "com.ohos.screenlock";
 const std::string SYSTEM_UI_STATUS_BAR = "com.ohos.systemui.statusbar.MainAbility";
 const std::string SYSTEM_UI_NAVIGATION_BAR = "com.ohos.systemui.navigationbar.MainAbility";
+const std::string SCREENLOCK = "com.ohos.screenlock.MainAbility";
 const std::string SYSTEM_DIALOG_NAME = "com.ohos.systemui.systemdialog.MainAbility";
 
 const std::string SYSTEM_DIALOG_REQUEST_PERMISSIONS = "OHOS_RESULT_PERMISSIONS_LIST_YES";
diff --git a/services/abilitymgr/src/ability_manager_service.cpp b/services/abilitymgr/src/ability_manager_service.cpp
index b4837a790348f793d37f1e298d88e099486f5efe..0061898aad1b3d0bfa0f3937c06bf5f2f6608688 100644
--- a/services/abilitymgr/src/ability_manager_service.cpp
+++ b/services/abilitymgr/src/ability_manager_service.cpp
@@ -1989,6 +1989,16 @@ void AbilityManagerService::StartSystemUi(const std::string abilityName)
     return;
 }
 
+void AbilityManagerService::StartScreenlock(const std::string abilityName)
+{
+    HILOG_INFO("Starting system ui app.");
+    Want want;
+    want.SetElementName(AbilityConfig::SCREENLOCK_BUNDLE_NAME, abilityName);
+    HILOG_INFO("Ability name: %{public}s.", abilityName.c_str());
+    (void)StartAbility(want, DEFAULT_INVAL_VALUE);
+    return;
+}
+
 int AbilityManagerService::GenerateAbilityRequest(
     const Want &want, int requestCode, AbilityRequest &request, const sptr<IRemoteObject> &callerToken)
 {
@@ -2655,6 +2665,7 @@ void AbilityManagerService::StartingSystemUiAbility(const SatrtUiMode &mode)
         case SatrtUiMode::STARTUIBOTH:
             StartSystemUi(AbilityConfig::SYSTEM_UI_STATUS_BAR);
             StartSystemUi(AbilityConfig::SYSTEM_UI_NAVIGATION_BAR);
+            StartScreenlock(AbilityConfig::SCREENLOCK);
             break;
         default:
             HILOG_INFO("Input mode error ...");