diff --git a/.idea/sqlandroid.xml b/.idea/sqlandroid.xml
new file mode 100644
index 0000000..ebc2259
--- /dev/null
+++ b/.idea/sqlandroid.xml
@@ -0,0 +1,6 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<project version="4">
+  <component name="SQLAndroidSettings">
+    <option name="storageVersion" value="2" />
+  </component>
+</project>
\ No newline at end of file
diff --git a/app/src/main/java/com/tignioj/freezeapp/backend/viewmodel/HomeViewModel.java b/app/src/main/java/com/tignioj/freezeapp/backend/viewmodel/HomeViewModel.java
index 66fb53e..e631eb9 100644
--- a/app/src/main/java/com/tignioj/freezeapp/backend/viewmodel/HomeViewModel.java
+++ b/app/src/main/java/com/tignioj/freezeapp/backend/viewmodel/HomeViewModel.java
@@ -177,9 +177,9 @@ public FreezeTasker getFreezeTaskerById(long id) {
 
     public void updateFreezeTasks(FreezeTasker... freezeTaskerFromDb) {
         freezeTaskerRepository.insertFreezeTasker(freezeTaskerFromDb);
-
     }
 
+
     public LiveData<List<AppsCategory>> findAppCategorysLiveWithPattern(String pattern) {
         return appsCategoryRepository.findAppCategorysLiveWithPattern(pattern);
     }
diff --git a/app/src/main/java/com/tignioj/freezeapp/receiver/ScreenReceiver.java b/app/src/main/java/com/tignioj/freezeapp/receiver/ScreenReceiver.java
index 75ef06c..9a1a5c8 100644
--- a/app/src/main/java/com/tignioj/freezeapp/receiver/ScreenReceiver.java
+++ b/app/src/main/java/com/tignioj/freezeapp/receiver/ScreenReceiver.java
@@ -13,7 +13,7 @@ public class ScreenReceiver extends BroadcastReceiver {
 
     public static void lockNow(Context context) {
         Log.d(MyConfig.LOG_TAG_FREEZE_SERVICE, "lock_now");
-        DeviceMethod.getInstance(context).lockNow();
+//        DeviceMethod.getInstance(context).lockNow();
     }
 
     @Override
diff --git a/app/src/main/java/com/tignioj/freezeapp/service/FreezeService.java b/app/src/main/java/com/tignioj/freezeapp/service/FreezeService.java
index 7060852..1dab2fb 100644
--- a/app/src/main/java/com/tignioj/freezeapp/service/FreezeService.java
+++ b/app/src/main/java/com/tignioj/freezeapp/service/FreezeService.java
@@ -151,6 +151,8 @@ public synchronized void onChanged(ConcurrentHashMap<String, String> strings) {
                     builder.setContentText(content.toString());
                     if (start != null) {
                         builder.setContentTitle(start + "-" + end);
+                    } else {
+                        builder.setContentTitle(null);
                     }
                     startForeground(NOTIFICATION_ID, builder.build());
                 }
diff --git a/app/src/main/java/com/tignioj/freezeapp/ui/home/applist/AppListAdapter.java b/app/src/main/java/com/tignioj/freezeapp/ui/home/applist/AppListAdapter.java
index fc29dee..6ea4993 100644
--- a/app/src/main/java/com/tignioj/freezeapp/ui/home/applist/AppListAdapter.java
+++ b/app/src/main/java/com/tignioj/freezeapp/ui/home/applist/AppListAdapter.java
@@ -1,6 +1,7 @@
 package com.tignioj.freezeapp.ui.home.applist;
 
 import android.content.Context;
+import android.util.Log;
 import android.view.View;
 import android.view.ViewGroup;
 import android.widget.ArrayAdapter;
diff --git a/app/src/main/java/com/tignioj/freezeapp/ui/home/timer/FreezeTimerEditFragment.java b/app/src/main/java/com/tignioj/freezeapp/ui/home/timer/FreezeTimerEditFragment.java
index 3737e36..138593a 100644
--- a/app/src/main/java/com/tignioj/freezeapp/ui/home/timer/FreezeTimerEditFragment.java
+++ b/app/src/main/java/com/tignioj/freezeapp/ui/home/timer/FreezeTimerEditFragment.java
@@ -15,10 +15,12 @@
 import android.widget.ArrayAdapter;
 import android.widget.Button;
 import android.widget.CheckBox;
+import android.widget.CompoundButton;
 import android.widget.EditText;
 import android.widget.RadioButton;
 import android.widget.RadioGroup;
 import android.widget.Spinner;
+import android.widget.Switch;
 import android.widget.TimePicker;
 import android.widget.Toast;
 
@@ -50,6 +52,7 @@ public class FreezeTimerEditFragment extends Fragment {
     private RadioButton radioButtonFreeze, radioButtonUnFreeze;
     private CheckBox checkBoxEditTimerIsLockScreen;
     private EditText editTextDescription;
+    private Switch switchEnableSIngleTask;
 
     private HomeViewModel homeViewModel;
 
@@ -135,6 +138,11 @@ public void onClick(View v) {
             }
         });
 
+        switchEnableSIngleTask = inflate.findViewById(R.id.switchEnableSIngleTask);
+        switchEnableSIngleTask.setChecked(freezeTaskerFromDb.isEnable());
+
+
+
         radioGroupUnFreezeOrUnfreeze = inflate.findViewById(R.id.radioButtonUnFreezeOrUnfreeze);
         radioButtonFreeze = inflate.findViewById(R.id.radioButtonFreeze);
         radioButtonUnFreeze = inflate.findViewById(R.id.radioButtonUnfreeze);
@@ -185,6 +193,9 @@ public void onClick(View v) {
                 }
 
                 freezeTaskerFromDb.setLockScreen(checkBoxEditTimerIsLockScreen.isChecked());
+
+                freezeTaskerFromDb.setEnable(switchEnableSIngleTask.isChecked());
+
 //                homeViewModel.insertFreezeTasks(freezeTaskerFromDb);
                 homeViewModel.updateFreezeTasks(freezeTaskerFromDb);
 
diff --git a/app/src/main/java/com/tignioj/freezeapp/ui/home/timer/TimerAdapter.java b/app/src/main/java/com/tignioj/freezeapp/ui/home/timer/TimerAdapter.java
index c318f85..48744c7 100644
--- a/app/src/main/java/com/tignioj/freezeapp/ui/home/timer/TimerAdapter.java
+++ b/app/src/main/java/com/tignioj/freezeapp/ui/home/timer/TimerAdapter.java
@@ -33,6 +33,7 @@
 import com.tignioj.freezeapp.utils.MyDateUtils;
 
 import java.text.SimpleDateFormat;
+import java.util.ArrayList;
 
 public class TimerAdapter extends ListAdapter<FreezeTasker, TimerAdapter.MyViewHolder> {
 
@@ -77,7 +78,7 @@ public MyViewHolder onCreateViewHolder(@NonNull ViewGroup parent, int viewType)
 
     @Override
     public void onBindViewHolder(@NonNull final MyViewHolder holder, final int position) {
-        FreezeTasker item = getItem(position);
+        final FreezeTasker item = getItem(position);
         SimpleDateFormat sdf = new SimpleDateFormat("HH:mm");
         String formatStart = sdf.format(item.getStartTime());
 
@@ -110,12 +111,18 @@ public void onBindViewHolder(@NonNull final MyViewHolder holder, final int posit
 //        });
         holder.aSwitchEnable.setChecked(item.isEnable());
 
+
+
         holder.aSwitchEnable.setOnCheckedChangeListener(new CompoundButton.OnCheckedChangeListener() {
             @Override
             public void onCheckedChanged(CompoundButton buttonView, boolean isChecked) {
-                final FreezeTasker currentDeleteItem = getItem(position);
-                currentDeleteItem.setEnable(isChecked);
-                timerFragment.homeViewModel.updateFreezeTasks(currentDeleteItem);
+                FreezeTasker item1 = getItem(holder.getAdapterPosition());
+                Log.d("switchChange1", item1.getDescription());
+                if (item1.isEnable() != isChecked) {
+                    item1.setEnable(isChecked);
+                    timerFragment.homeViewModel.updateFreezeTasks(item1);
+                }
+
             }
         });
 
diff --git a/app/src/main/java/com/tignioj/freezeapp/ui/home/timer/TimerFragment.java b/app/src/main/java/com/tignioj/freezeapp/ui/home/timer/TimerFragment.java
index 2b336e7..b0ff1e3 100644
--- a/app/src/main/java/com/tignioj/freezeapp/ui/home/timer/TimerFragment.java
+++ b/app/src/main/java/com/tignioj/freezeapp/ui/home/timer/TimerFragment.java
@@ -65,13 +65,16 @@ public void onClick(View v) {
 
 
 
-        final SharedPreferences mPrefs = PreferenceManager.getDefaultSharedPreferences(requireContext());
+         SharedPreferences mPrefs = PreferenceManager.getDefaultSharedPreferences(requireContext());
         boolean enableAll = mPrefs.getBoolean(MyConfig.PERSONAL_SHP_CONFIG_KEY_ENABLE_ALL_TASKS, true);
         aSwitchEnableAll = inflate.findViewById(R.id.switch_eanble_all_task);
         aSwitchEnableAll.setChecked(enableAll);
+
+
         aSwitchEnableAll.setOnCheckedChangeListener(new CompoundButton.OnCheckedChangeListener() {
             @Override
             public void onCheckedChanged(CompoundButton buttonView, boolean isChecked) {
+                SharedPreferences mPrefs = PreferenceManager.getDefaultSharedPreferences(requireContext());
                 homeViewModel.updateFreezeTasksAllEnable(isChecked);
                 SharedPreferences.Editor edit = mPrefs.edit();
                 edit.putBoolean(MyConfig.PERSONAL_SHP_CONFIG_KEY_ENABLE_ALL_TASKS, isChecked);
diff --git a/app/src/main/res/layout/fragment_edit_timer.xml b/app/src/main/res/layout/fragment_edit_timer.xml
index 9a445ab..0353fcf 100644
--- a/app/src/main/res/layout/fragment_edit_timer.xml
+++ b/app/src/main/res/layout/fragment_edit_timer.xml
@@ -218,5 +218,15 @@
         app:layout_constraintStart_toEndOf="@+id/button_addTimer_Back"
         app:layout_constraintTop_toTopOf="@+id/button_addTimer_Back" />
 
+    <Switch
+        android:id="@+id/switchEnableSIngleTask"
+        android:layout_width="wrap_content"
+        android:layout_height="wrap_content"
+        android:text="@string/enable"
+        app:layout_constraintBottom_toTopOf="@+id/textView2"
+        app:layout_constraintEnd_toStartOf="@+id/guideline6"
+        app:layout_constraintStart_toStartOf="@+id/guideline5"
+        app:layout_constraintTop_toBottomOf="@+id/textView" />
+
 
 </androidx.constraintlayout.widget.ConstraintLayout>
\ No newline at end of file