music still playing in background after game exit - tf timer prefab reset

My project/Assets/Prefabs/TF/Phone Art/TfUI.prefab

@@ -33,10 +33,10 @@ RectTransform:
   m_Children: []
   m_Father: {fileID: 5824509147393400757}
   m_LocalEulerAnglesHint: {x: 0, y: 0, z: 0}
-  m_AnchorMin: {x: 0, y: 0}
-  m_AnchorMax: {x: 0, y: 0}
-  m_AnchoredPosition: {x: 22.572838, y: 0}
-  m_SizeDelta: {x: 51.9337, y: 0}
+  m_AnchorMin: {x: 0, y: 1}
+  m_AnchorMax: {x: 0, y: 1}
+  m_AnchoredPosition: {x: 22.572838, y: -25.96685}
+  m_SizeDelta: {x: 0, y: 51.9337}
   m_Pivot: {x: 0.5, y: 0.5}
 --- !u!222 &9055497536415541340
 CanvasRenderer:
@@ -868,10 +868,10 @@ RectTransform:
   m_Children: []
   m_Father: {fileID: 5824509147393400757}
   m_LocalEulerAnglesHint: {x: 0, y: 0, z: 0}
-  m_AnchorMin: {x: 0, y: 0}
-  m_AnchorMax: {x: 0, y: 0}
-  m_AnchoredPosition: {x: 144.8642, y: 0}
-  m_SizeDelta: {x: 51.9337, y: 0}
+  m_AnchorMin: {x: 0, y: 1}
+  m_AnchorMax: {x: 0, y: 1}
+  m_AnchoredPosition: {x: 144.8642, y: -25.96685}
+  m_SizeDelta: {x: 0, y: 51.9337}
   m_Pivot: {x: 0.5, y: 0.5}
 --- !u!222 &6316850651786239132
 CanvasRenderer:
@@ -1210,10 +1210,10 @@ RectTransform:
   m_Children: []
   m_Father: {fileID: 5824509147393400757}
   m_LocalEulerAnglesHint: {x: 0, y: 0, z: 0}
-  m_AnchorMin: {x: 0, y: 0}
-  m_AnchorMax: {x: 0, y: 0}
-  m_AnchoredPosition: {x: 83.71851, y: 0}
-  m_SizeDelta: {x: 51.9337, y: 0}
+  m_AnchorMin: {x: 0, y: 1}
+  m_AnchorMax: {x: 0, y: 1}
+  m_AnchoredPosition: {x: 83.71851, y: -25.96685}
+  m_SizeDelta: {x: 0, y: 51.9337}
   m_Pivot: {x: 0.5, y: 0.5}
 --- !u!222 &6319844450247911941
 CanvasRenderer:
@@ -1391,7 +1391,7 @@ MonoBehaviour:
   m_MinValue: 0
   m_MaxValue: 1
   m_WholeNumbers: 0
-  m_Value: 0.711
+  m_Value: 1
   m_OnValueChanged:
     m_PersistentCalls:
       m_Calls: []
@@ -2195,10 +2195,10 @@ RectTransform:
   m_Children: []
   m_Father: {fileID: 5824509147393400757}
   m_LocalEulerAnglesHint: {x: 0, y: 0, z: 0}
-  m_AnchorMin: {x: 0, y: 0}
-  m_AnchorMax: {x: 0, y: 0}
-  m_AnchoredPosition: {x: 206.00986, y: 0}
-  m_SizeDelta: {x: 51.9337, y: 0}
+  m_AnchorMin: {x: 0, y: 1}
+  m_AnchorMax: {x: 0, y: 1}
+  m_AnchoredPosition: {x: 206.00986, y: -25.96685}
+  m_SizeDelta: {x: 0, y: 51.9337}
   m_Pivot: {x: 0.5, y: 0.5}
 --- !u!222 &3778932895135096301
 CanvasRenderer:
@@ -2832,10 +2832,10 @@ RectTransform:
   m_Children: []
   m_Father: {fileID: 5824509147393400757}
   m_LocalEulerAnglesHint: {x: 0, y: 0, z: 0}
-  m_AnchorMin: {x: 0, y: 0}
-  m_AnchorMax: {x: 0, y: 0}
-  m_AnchoredPosition: {x: 267.15555, y: 0}
-  m_SizeDelta: {x: 51.9337, y: 0}
+  m_AnchorMin: {x: 0, y: 1}
+  m_AnchorMax: {x: 0, y: 1}
+  m_AnchoredPosition: {x: 267.15555, y: -25.96685}
+  m_SizeDelta: {x: 0, y: 51.9337}
   m_Pivot: {x: 0.5, y: 0.5}
 --- !u!222 &1293769170803587111
 CanvasRenderer:

My project/Assets/ScienceStreet/CS/Scripts/CsUIManager.cs

@@ -67,6 +67,7 @@ namespace com.al_arcade.cs
             _returnToHomeButton.onClick.AddListener(() =>
             {
                 SceneManager.LoadScene("MainMenu");
+                SSAudioManager.Instance.StopMusic();
             });
 
             isMusicOn = true;

My project/Assets/ScienceStreet/MCQ/Scripts/McqUIManager.cs

@@ -378,6 +378,7 @@ namespace com.al_arcade.mcq
         public void BackToMenuButtonFunction()
         {
             SceneManager.LoadScene("MainMenu");
+            SSAudioManager.Instance.StopMusic();
         }
     }
 }
\ No newline at end of file

My project/Assets/ScienceStreet/TF/Scripts/TfUIManager.cs

@@ -14,7 +14,7 @@ namespace com.al_arcade.tf
     public class TfUIManager : MonoBehaviour
     {
         [SerializeField] private Canvas _canvas;
-        [SerializeField] private CanvasGroup _gameUI, _loadingUI, _errorUI, _resultsUI , _feedbackGroup;
+        [SerializeField] private CanvasGroup _gameUI, _loadingUI, _errorUI, _resultsUI, _feedbackGroup;
         [SerializeField] private UniText _scoreText, _streakText, _scoreLbl;
         [SerializeField] private ArabicTextMeshProUGUI _loadingText, _errorText;
         [SerializeField] private UniText _progressLabel;
@@ -54,6 +54,7 @@ namespace com.al_arcade.tf
 
             _returnToHomeButton.onClick.AddListener(() =>
             {
+                SSAudioManager.Instance.StopMusic();
                 SceneManager.LoadScene("MainMenu");
             });
 
@@ -237,7 +238,7 @@ namespace com.al_arcade.tf
             //if (_resultScore != null) _resultScore.Text = score.ToString("N0");
             if (_resultStats != null)
                 _resultStats.Text = $"صحيح: {correct}  |  " +
-                                    $"المحاولات الخاطئة: {wrong} |   " + 
+                                    $"المحاولات الخاطئة: {wrong} |   " +
                                     $"أعلى سلسلة: {bestStreak}"; ;
 
             var seq = DOTween.Sequence();

My project/My project.slnx

 <Solution>
   <Project Path="Assembly-CSharp.csproj" />
   <Project Path="LightSide.UniText.csproj" />
+  <Project Path="LeanCommon.csproj" />
   <Project Path="UniTask.csproj" />
   <Project Path="Unity.RenderPipelines.Universal.Runtime.csproj" />
   <Project Path="FlatKit.Utils.Editor.csproj" />
@@ -12,6 +13,7 @@
   <Project Path="NuGetForUnity.csproj" />
   <Project Path="CFXRDemo.csproj" />
   <Project Path="CFXREditor.csproj" />
+  <Project Path="CW.Common.csproj" />
   <Project Path="Assembly-CSharp-firstpass.csproj" />
   <Project Path="Assembly-CSharp-Editor.csproj" />
   <Project Path="UniTask.TextMeshPro.csproj" />
@@ -20,6 +22,7 @@
   <Project Path="CFXR.WelcomeScreen.csproj" />
   <Project Path="UniTask.Editor.csproj" />
   <Project Path="ToonyColorsPro.Demo.Editor.csproj" />
+  <Project Path="LeanPool.csproj" />
   <Project Path="UniTask.Addressables.csproj" />
   <Project Path="UniTask.DOTween.csproj" />
 </Solution>

My project/Packages/packages-lock.json

@@ -66,14 +66,14 @@
       "url": "https://packages.unity.com"
     },
     "com.unity.collections": {
-      "version": "2.6.2",
+      "version": "2.6.5",
       "depth": 1,
       "source": "registry",
       "dependencies": {
-        "com.unity.burst": "1.8.23",
+        "com.unity.burst": "1.8.27",
         "com.unity.mathematics": "1.3.2",
         "com.unity.test-framework": "1.4.6",
-        "com.unity.nuget.mono-cecil": "1.11.5",
+        "com.unity.nuget.mono-cecil": "1.11.6",
         "com.unity.test-framework.performance": "3.0.3"
       },
       "url": "https://packages.unity.com"
@@ -224,7 +224,7 @@
       }
     },
     "com.unity.splines": {
-      "version": "2.8.2",
+      "version": "2.8.4",
       "depth": 1,
       "source": "registry",
       "dependencies": {