diff --git a/services/native/include/power_mgr_service.h b/services/native/include/power_mgr_service.h
index 0741f57d33f22ef0d39160d81a186be76f7defde..1f938191fbcf62c6de4753e8cc36cc0b9fe10ca0 100644
--- a/services/native/include/power_mgr_service.h
+++ b/services/native/include/power_mgr_service.h
@@ -150,6 +150,7 @@ public:
 #endif
     void HandleKeyEvent(int32_t keyCode);
     void HandlePointEvent(int32_t type);
+    void PowerExternalAbilityDeinit();
     void KeyMonitorCancel();
     void SwitchSubscriberInit();
     void SwitchSubscriberCancel();
diff --git a/services/native/src/power_mgr_service.cpp b/services/native/src/power_mgr_service.cpp
index f5b3c5638a1f55002ec18a8d6e5be8bec049697a..d17cf1f878f0ce3911e1cc34f5b21383c23f0794 100644
--- a/services/native/src/power_mgr_service.cpp
+++ b/services/native/src/power_mgr_service.cpp
@@ -173,7 +173,7 @@ void PowerMgrService::RegisterBootCompletedCallback()
     POWER_HILOGI(COMP_SVC, "plan to RegisterBootCompletedCallback.");
     g_bootCompletedCallback = []() {
         std::lock_guard lock(powerInitMutex_);
-        if (!isNeedReInit_ ) {
+        if (!isNeedReInit_) {
             POWER_HILOGW(COMP_SVC, "Power initialization is not required.");
             return;
         }
@@ -631,20 +631,8 @@ void PowerMgrService::HandlePointEvent(int32_t type)
 #endif
 }
 
-void PowerMgrService::OnStop()
+void PowerMgrService::PowerExternalAbilityDeinit()
 {
-    POWER_HILOGW(COMP_SVC, "Stop service");
-    if (!ready_) {
-        return;
-    }
-    powerStateMachine_->CancelDelayTimer(PowerStateMachine::CHECK_USER_ACTIVITY_TIMEOUT_MSG);
-    powerStateMachine_->CancelDelayTimer(PowerStateMachine::CHECK_USER_ACTIVITY_OFF_TIMEOUT_MSG);
-    powerStateMachine_->UnregisterDisplayOffTimeObserver();
-    if (suspendController_) {
-        suspendController_->StopSleep();
-    }
-
-    SystemSuspendController::GetInstance().UnRegisterPowerHdiCallback();
     KeyMonitorCancel();
     HallSensorSubscriberCancel();
 #ifdef POWER_MANAGER_ENABLE_EXTERNAL_SCREEN_MANAGEMENT
@@ -671,6 +659,23 @@ void PowerMgrService::OnStop()
 #endif
     SettingHelper::UnRegisterSettingWakeupLidObserver();
     SettingHelper::UnRegisterSettingPowerModeObserver();
+}
+
+void PowerMgrService::OnStop()
+{
+    POWER_HILOGW(COMP_SVC, "Stop service");
+    if (!ready_) {
+        return;
+    }
+    powerStateMachine_->CancelDelayTimer(PowerStateMachine::CHECK_USER_ACTIVITY_TIMEOUT_MSG);
+    powerStateMachine_->CancelDelayTimer(PowerStateMachine::CHECK_USER_ACTIVITY_OFF_TIMEOUT_MSG);
+    powerStateMachine_->UnregisterDisplayOffTimeObserver();
+    if (suspendController_) {
+        suspendController_->StopSleep();
+    }
+
+    SystemSuspendController::GetInstance().UnRegisterPowerHdiCallback();
+    PowerExternalAbilityDeinit();
     if (!OHOS::EventFwk::CommonEventManager::UnSubscribeCommonEvent(subscriberPtr_)) {
         POWER_HILOGE(COMP_SVC, "Power Onstop unregister to commonevent manager failed!");
     }