diff --git a/Furious/QtFramework/CoreProcess.py b/Furious/QtFramework/CoreProcess.py
index bbcebe4..0911c25 100644
--- a/Furious/QtFramework/CoreProcess.py
+++ b/Furious/QtFramework/CoreProcess.py
@@ -122,8 +122,14 @@ class CoreProcess(CoreFactory, ABC):
             PySide6LegacyEventLoopWait(waitTime)
 
         if self.checkIsRunning():
-            # Start core daemon
-            self._daemonTimer.start(CORE_CHECK_ALIVE_INTERVAL)
+            if AppSettings.isStateON_('PowerSaveMode'):
+                # Power optimization
+                logger.info(f'no core daemon for {self.name()} in power save mode')
+
+                self._daemonTimer.stop()
+            else:
+                # Start core daemon
+                self._daemonTimer.start(CORE_CHECK_ALIVE_INTERVAL)
 
             return True
         else:
diff --git a/Furious/QtFramework/NetworkStateManager.py b/Furious/QtFramework/NetworkStateManager.py
index c184198..04c2f78 100644
--- a/Furious/QtFramework/NetworkStateManager.py
+++ b/Furious/QtFramework/NetworkStateManager.py
@@ -105,16 +105,19 @@ class NetworkStateManager(SupportConnectedCallback, AppQNetworkAccessManager):
         self.jobTimeoutTimer.timeout.connect(functools.partial(abort, networkReply))
         self.jobTimeoutTimer.start(NetworkStateManager.MIN_JOB_INTERVAL - 500)
 
-    def startTest(self):
-        self.jobArrangeTimer.start(NetworkStateManager.MIN_JOB_INTERVAL)
-
     def stopTest(self):
         self.jobArrangeTimer.stop()
 
     def connectedCallback(self):
-        self.jobInterval = NetworkStateManager.MIN_JOB_INTERVAL
+        if AppSettings.isStateON_('PowerSaveMode'):
+            # Power optimization
+            logger.info('no job for network state manager in power save mode')
 
-        self.jobArrangeTimer.start(self.jobInterval)
+            self.jobArrangeTimer.stop()
+        else:
+            self.jobInterval = NetworkStateManager.MIN_JOB_INTERVAL
+
+            self.jobArrangeTimer.start(self.jobInterval)
 
     def disconnectedCallback(self):
         self.jobArrangeTimer.stop()