Index: denali.pro.user
===================================================================
diff -u -r7077e38c74db9cccb5496ffefcf8936c0916de76 -r8f83b92860a33498ea7856e63afef0a10ee11923
--- denali.pro.user	(.../denali.pro.user)	(revision 7077e38c74db9cccb5496ffefcf8936c0916de76)
+++ denali.pro.user	(.../denali.pro.user)	(revision 8f83b92860a33498ea7856e63afef0a10ee11923)
@@ -1,6 +1,6 @@
 <?xml version="1.0" encoding="UTF-8"?>
 <!DOCTYPE QtCreatorProject>
-<!-- Written by QtCreator 4.10.0, 2021-05-10T18:07:46. -->
+<!-- Written by QtCreator 4.10.0, 2021-05-11T14:05:04. -->
 <qtcreator>
  <data>
   <variable>EnvironmentId</variable>
Index: denali.qrc
===================================================================
diff -u -r7077e38c74db9cccb5496ffefcf8936c0916de76 -r8f83b92860a33498ea7856e63afef0a10ee11923
--- denali.qrc	(.../denali.qrc)	(revision 7077e38c74db9cccb5496ffefcf8936c0916de76)
+++ denali.qrc	(.../denali.qrc)	(revision 8f83b92860a33498ea7856e63afef0a10ee11923)
@@ -110,6 +110,7 @@
         <file alias="Footer.qml">sources/gui/qml/components/Footer.qml</file>
         <file alias="TextEntry.qml">sources/gui/qml/components/TextEntry.qml</file>
         <file alias="ScrollBar.qml">sources/gui/qml/components/ScrollBar.qml</file>
+        <file alias="Fader.qml">sources/gui/qml/compounds/Fader.qml</file>
     </qresource>
     <qresource prefix="/compounds">
         <file alias="PressureRangeSlider.qml">sources/gui/qml/compounds/PressureRangeSlider.qml</file>
Index: sources/gui/qml/AlarmItem.qml
===================================================================
diff -u -r7077e38c74db9cccb5496ffefcf8936c0916de76 -r8f83b92860a33498ea7856e63afef0a10ee11923
--- sources/gui/qml/AlarmItem.qml	(.../AlarmItem.qml)	(revision 7077e38c74db9cccb5496ffefcf8936c0916de76)
+++ sources/gui/qml/AlarmItem.qml	(.../AlarmItem.qml)	(revision 8f83b92860a33498ea7856e63afef0a10ee11923)
@@ -91,6 +91,7 @@
         rinsebackVisible    : ! vAlarmStatus.alarm_Flag_noRinseback
         endVisible          : ! vAlarmStatus.alarm_Flag_noEndTreatment
         minVisible          : ! vAlarmStatus.alarm_Flag_noMinimize
+        titleFading         :   vHDOperationMode.fault
 
         onMuteClicked       : vAlarmStatus.doSilence            ()
         onResumeClicked     : vAlarmStatus.doUserActionResume   ()
@@ -111,6 +112,7 @@
         timeout             : vAlarmStatus.alarm_MuteTimeout
         onMuteClicked       : vAlarmStatus.doSilence()
         onMinimizeClicked   : alarmMinimize()
+        titleFading         :   vHDOperationMode.fault
     }
 
     Connections { target: vAlarmStatus
Index: sources/gui/qml/components/NotificationBar.qml
===================================================================
diff -u -r1a8e9578b27bb3877116675d0b2361ce4f5b5539 -r8f83b92860a33498ea7856e63afef0a10ee11923
--- sources/gui/qml/components/NotificationBar.qml	(.../NotificationBar.qml)	(revision 1a8e9578b27bb3877116675d0b2361ce4f5b5539)
+++ sources/gui/qml/components/NotificationBar.qml	(.../NotificationBar.qml)	(revision 8f83b92860a33498ea7856e63afef0a10ee11923)
@@ -47,6 +47,14 @@
     signal listClicked()
     signal maximizeClicked()
 
+    property bool  backgroundFading : false
+    Fader {
+        fadingProperyTarget : _root
+        fadingProperyRunning:  backgroundFading
+        fadingProperyName   : "backgroundColor"
+        fadingProperyValue  :  backgroundColor
+    }
+
     Image { id: _muteImage
         source: "qrc:/images/iAlarm"
         anchors.right: _text.left
Index: sources/gui/qml/compounds/Fader.qml
===================================================================
diff -u
--- sources/gui/qml/compounds/Fader.qml	(revision 0)
+++ sources/gui/qml/compounds/Fader.qml	(revision 8f83b92860a33498ea7856e63afef0a10ee11923)
@@ -0,0 +1,49 @@
+/*!
+ *
+ * Copyright (c) 2019-2020 Diality Inc. - All Rights Reserved.
+ * \copyright
+ * THIS CODE MAY NOT BE COPIED OR REPRODUCED IN ANY FORM, IN PART OR IN
+ * WHOLE, WITHOUT THE EXPLICIT PERMISSION OF THE COPYRIGHT OWNER.
+ *
+ * \file    BackButton.qml
+ * \author  (last)      Behrouz NematiPour
+ * \date    (last)      11-May-2021
+ * \author  (original)  Behrouz NematiPour
+ * \date    (original)  11-May-2021
+ *
+ */
+
+// Qt
+import QtQuick 2.12
+
+// Project
+// Qml imports
+
+/*!
+ * \brief   Denali project Fader Component can provide a consistent fading colors of the specified property.
+ */
+SequentialAnimation {
+    property var    fadingProperyTarget : target
+    property bool   fadingProperyRunning: false
+    property string fadingProperyName   : ""
+    property var    fadingProperyValue  : undefined
+
+    loops           : Animation.Infinite
+    alwaysRunToEnd  : true
+    running         : // TODO : it has some bugs if while is runnig background changes, but since it has been used for fault mode we may not get any other message level.
+                                fadingProperyTarget.visible
+                      &&        fadingProperyRunning
+    ColorAnimation  {
+        target      :           fadingProperyTarget
+        property    :           fadingProperyName
+        to          : Qt.darker(fadingProperyValue)
+        duration    :           1000
+    }
+
+    ColorAnimation  {
+        target      :           fadingProperyTarget
+        property    :           fadingProperyName
+        to          :           fadingProperyValue
+        duration    :           1000
+    }
+}
Index: sources/gui/qml/dialogs/AlarmListDialog.qml
===================================================================
diff -u -r1a8e9578b27bb3877116675d0b2361ce4f5b5539 -r8f83b92860a33498ea7856e63afef0a10ee11923
--- sources/gui/qml/dialogs/AlarmListDialog.qml	(.../AlarmListDialog.qml)	(revision 1a8e9578b27bb3877116675d0b2361ce4f5b5539)
+++ sources/gui/qml/dialogs/AlarmListDialog.qml	(.../AlarmListDialog.qml)	(revision 8f83b92860a33498ea7856e63afef0a10ee11923)
@@ -40,6 +40,14 @@
     signal muteClicked()
     signal minimizeClicked()
 
+    property bool  titleFading : false
+    Fader {
+        fadingProperyTarget : _root
+        fadingProperyRunning:  titleFading
+        fadingProperyName   : "titleBarBackground"
+        fadingProperyValue  :  titleBarBackground
+    }
+
     Rectangle { id: _titleBar
         color   : Colors.backgroundButtonSelect
         height  : Variables.mainMenuHeight
Index: sources/gui/qml/dialogs/NotificationDialog.qml
===================================================================
diff -u -r7077e38c74db9cccb5496ffefcf8936c0916de76 -r8f83b92860a33498ea7856e63afef0a10ee11923
--- sources/gui/qml/dialogs/NotificationDialog.qml	(.../NotificationDialog.qml)	(revision 7077e38c74db9cccb5496ffefcf8936c0916de76)
+++ sources/gui/qml/dialogs/NotificationDialog.qml	(.../NotificationDialog.qml)	(revision 8f83b92860a33498ea7856e63afef0a10ee11923)
@@ -41,6 +41,14 @@
     property bool  okVisible            : false
     property bool  minVisible           : true
 
+    property bool  titleFading : false
+    Fader {
+        fadingProperyTarget : _root
+        fadingProperyRunning:  titleFading
+        fadingProperyName   : "titleBarBackground"
+        fadingProperyValue  :  titleBarBackground
+    }
+
     // Look for this tag: #First_Time_Message_Sent_With_Silenced
     // the isSilenced is helping not to show this dialog maximized and
     // then if the silence is set minimize it immediately
Index: sources/gui/qml/main.qml
===================================================================
diff -u -r7077e38c74db9cccb5496ffefcf8936c0916de76 -r8f83b92860a33498ea7856e63afef0a10ee11923
--- sources/gui/qml/main.qml	(.../main.qml)	(revision 7077e38c74db9cccb5496ffefcf8936c0916de76)
+++ sources/gui/qml/main.qml	(.../main.qml)	(revision 8f83b92860a33498ea7856e63afef0a10ee11923)
@@ -247,5 +247,6 @@
         text                : _alarmItem.text
         isSilenced          : _alarmItem.isSilenced
         timeout             : _alarmItem.timeout
+        backgroundFading    : vHDOperationMode.fault
     }
 }
Index: sources/gui/qml/pages/MainStack.qml
===================================================================
diff -u -r65558208e4968de9a5470ff5fda1ee2a9d00c793 -r8f83b92860a33498ea7856e63afef0a10ee11923
--- sources/gui/qml/pages/MainStack.qml	(.../MainStack.qml)	(revision 65558208e4968de9a5470ff5fda1ee2a9d00c793)
+++ sources/gui/qml/pages/MainStack.qml	(.../MainStack.qml)	(revision 8f83b92860a33498ea7856e63afef0a10ee11923)
@@ -79,7 +79,7 @@
     }
 
     Connections { target: vHDOperationMode
-        onFaultChanged                  : { page( _faultModeScreen                  , vfault                    )}
+     // onFaultChanged                  : { page( _faultModeScreen                  , vfault                    )} // may needed later.
         onServiceChanged                : { page( _serviceModeScreen                , vservice                  )}
         onInitChanged                   : { page( _initialModeScreen                , vinit                     )}