diff --git a/Data/Repository/IPresenceRepository.cs b/Data/Repository/IPresenceRepository.cs
index 880ebde..35d07d1 100644
--- a/Data/Repository/IPresenceRepository.cs
+++ b/Data/Repository/IPresenceRepository.cs
@@ -7,6 +7,7 @@ namespace Demo.Data.Repository
         List<PresenceLocalEntity> GetAllPresences();
         List<PresenceLocalEntity>? GetPresenceByGroup();
         List<PresenceLocalEntity> GetPresenceByGroupDate();
+        void IsAttedance(int firstLesson, int lastLesson, DateOnly date, Guid UserGuid);
         List<PresenceLocalEntity> GeneratePresence(List<PresenceLocalEntity> presenceLocalEntities);
     }
 }
\ No newline at end of file
diff --git a/Data/Repository/PresenceRepositoryImpl.cs b/Data/Repository/PresenceRepositoryImpl.cs
index ad7d57d..7ef17e0 100644
--- a/Data/Repository/PresenceRepositoryImpl.cs
+++ b/Data/Repository/PresenceRepositoryImpl.cs
@@ -11,7 +11,7 @@ namespace Demo.Data.Repository
             return GetAllPresence;
         }
 
-        public List<PresenceLocalEntity>? GetPresenceByGroup(){
+        public List<PresenceLocalEntity> GetPresenceByGroup(){
             return GetAllPresence;
         }
 
@@ -23,5 +23,13 @@ namespace Demo.Data.Repository
             GetAllPresence.AddRange(presenceLocalEntities);
             return presenceLocalEntities;
         }
+
+        public void IsAttedance(int firstLesson, int lastLesson, DateOnly date, Guid UserGuid){
+            foreach(PresenceLocalEntity presence in GetAllPresence.Where(x => x.LessonNumber >= firstLesson && x.LessonNumber <= lastLesson && x.Date == date)){
+                if (presence.UserGuid == UserGuid){
+                    presence.IsAttedance = false;
+                }
+            }
+        }
     }
-}
\ No newline at end of file
+}
diff --git a/Domain/UseCase/IPresenceUseCase.cs b/Domain/UseCase/IPresenceUseCase.cs
index 261491f..7c298c1 100644
--- a/Domain/UseCase/IPresenceUseCase.cs
+++ b/Domain/UseCase/IPresenceUseCase.cs
@@ -6,6 +6,7 @@ namespace Demo.Domain.UseCase
     {
         List<Presence> GetPresenceByGroup(int groupID);
         List<Presence> GetPresenceByGroupByTime(int groupID, DateOnly date);
+        bool IsAttedance(int firstLesson, int lastLesson, DateOnly date, Guid UserGuid);
         bool GeneratePresence(int firstLesson, int lastLesson, int groupID, DateOnly date);
     }
 }
\ No newline at end of file
diff --git a/Domain/UseCase/PresenceUseCase.cs b/Domain/UseCase/PresenceUseCase.cs
index 4b02494..f832291 100644
--- a/Domain/UseCase/PresenceUseCase.cs
+++ b/Domain/UseCase/PresenceUseCase.cs
@@ -63,6 +63,11 @@ namespace Demo.Domain.UseCase
             return presenceByGroup;
         }
 
+        public bool IsAttedance(int firstLesson, int lastLesson, DateOnly date, Guid UserGuid){
+            _repositoryPresenceImpl.IsAttedance(firstLesson, lastLesson, date, UserGuid);
+            return true;
+        }
+
         public bool GeneratePresence(int firstLesson, int lastLesson, int groupID, DateOnly date){
             List<Presence> presenceList = new List<Presence>{};
             var usersByGroup = _repositoryUserImpl.GetAllUser().Where(x => x.GroupID == groupID);
diff --git a/UI/MainMenu.cs b/UI/MainMenu.cs
index 35fd8fa..77ede43 100644
--- a/UI/MainMenu.cs
+++ b/UI/MainMenu.cs
@@ -33,9 +33,10 @@ namespace Demo.UI
                     
                     case "10": Console.WriteLine("писяпопакака"); break;
 
-                    case "777": _presenceConsoleUI.DisplayPresenceByGroup(Convert.ToInt32(Console.ReadLine())); break;
-                    case "888": _presenceConsoleUI.DisplayPresenceByGroupByTime(Convert.ToInt32(Console.ReadLine()), DateOnly.FromDateTime(Convert.ToDateTime(Console.ReadLine()))); break;
-                    case "999": _presenceConsoleUI.GeneratePresence(Convert.ToInt32(Console.ReadLine()), Convert.ToInt32(Console.ReadLine()), Convert.ToInt32(Console.ReadLine()), DateOnly.FromDateTime(Convert.ToDateTime(Console.ReadLine()))); break;
+                    case "666": _presenceConsoleUI.DisplayPresenceByGroup(Convert.ToInt32(Console.ReadLine())); break;
+                    case "777": _presenceConsoleUI.DisplayPresenceByGroupByTime(Convert.ToInt32(Console.ReadLine()), DateOnly.FromDateTime(Convert.ToDateTime(Console.ReadLine()))); break;
+                    case "888": _presenceConsoleUI.GeneratePresence(Convert.ToInt32(Console.ReadLine()), Convert.ToInt32(Console.ReadLine()), Convert.ToInt32(Console.ReadLine()), DateOnly.FromDateTime(Convert.ToDateTime(Console.ReadLine()))); break;
+                    case "999": _presenceConsoleUI.IsAttedance(Convert.ToInt32(Console.ReadLine()), Convert.ToInt32(Console.ReadLine()), DateOnly.FromDateTime(Convert.ToDateTime(Console.ReadLine())), Guid.Parse(Console.ReadLine())); break;
 
                     default: DisplayMenu();
                         break;
diff --git a/UI/UserConsole.cs b/UI/UserConsole.cs
index d788dc1..54dcc0b 100644
--- a/UI/UserConsole.cs
+++ b/UI/UserConsole.cs
@@ -113,5 +113,10 @@ namespace Demo.UI
             string output = _presenceUseCase.GeneratePresence(firstLesson, lastLesson, groupID, date) ? "Сгенерированно" : "Не сгенерированно";
             Console.WriteLine(output);
         }
+
+        public void IsAttedance(int firstLesson, int lastLesson, DateOnly date, Guid UserGuid){
+            string output = _presenceUseCase.IsAttedance(firstLesson, lastLesson, date, UserGuid) ? "Обновлено" : "Не обновлено";
+            Console.WriteLine(output);
+        }
     }
 }
\ No newline at end of file
diff --git a/bin/Debug/net8.0/Demo.dll b/bin/Debug/net8.0/Demo.dll
index 004f83b..fc0015c 100644
Binary files a/bin/Debug/net8.0/Demo.dll and b/bin/Debug/net8.0/Demo.dll differ
diff --git a/bin/Debug/net8.0/Demo.pdb b/bin/Debug/net8.0/Demo.pdb
index 131f007..64a5206 100644
Binary files a/bin/Debug/net8.0/Demo.pdb and b/bin/Debug/net8.0/Demo.pdb differ
diff --git a/obj/Debug/net8.0/Demo.AssemblyInfo.cs b/obj/Debug/net8.0/Demo.AssemblyInfo.cs
index 860a7c0..eee0f46 100644
--- a/obj/Debug/net8.0/Demo.AssemblyInfo.cs
+++ b/obj/Debug/net8.0/Demo.AssemblyInfo.cs
@@ -13,7 +13,7 @@ using System.Reflection;
 [assembly: System.Reflection.AssemblyCompanyAttribute("Demo")]
 [assembly: System.Reflection.AssemblyConfigurationAttribute("Debug")]
 [assembly: System.Reflection.AssemblyFileVersionAttribute("1.0.0.0")]
-[assembly: System.Reflection.AssemblyInformationalVersionAttribute("1.0.0+62cf71e0807e9e3240bed91fc96a70ca85f326da")]
+[assembly: System.Reflection.AssemblyInformationalVersionAttribute("1.0.0+fdad32d8d007294c9270715bb64c3c6b73d4aa0e")]
 [assembly: System.Reflection.AssemblyProductAttribute("Demo")]
 [assembly: System.Reflection.AssemblyTitleAttribute("Demo")]
 [assembly: System.Reflection.AssemblyVersionAttribute("1.0.0.0")]
diff --git a/obj/Debug/net8.0/Demo.AssemblyInfoInputs.cache b/obj/Debug/net8.0/Demo.AssemblyInfoInputs.cache
index bf8e6c2..1903a9d 100644
--- a/obj/Debug/net8.0/Demo.AssemblyInfoInputs.cache
+++ b/obj/Debug/net8.0/Demo.AssemblyInfoInputs.cache
@@ -1 +1 @@
-a01cfb167fed9f2405a5e73c2f292e1435aae3d26590e7f2368a0b28d9d0813e
+1f5ed0f5079c7ee0bc0322da92b35ef0b9128733503d321fbe8276d571ff8b7d
diff --git a/obj/Debug/net8.0/Demo.dll b/obj/Debug/net8.0/Demo.dll
index 004f83b..fc0015c 100644
Binary files a/obj/Debug/net8.0/Demo.dll and b/obj/Debug/net8.0/Demo.dll differ
diff --git a/obj/Debug/net8.0/Demo.pdb b/obj/Debug/net8.0/Demo.pdb
index 131f007..64a5206 100644
Binary files a/obj/Debug/net8.0/Demo.pdb and b/obj/Debug/net8.0/Demo.pdb differ
diff --git a/obj/Debug/net8.0/ref/Demo.dll b/obj/Debug/net8.0/ref/Demo.dll
index e62f0f4..91cf30f 100644
Binary files a/obj/Debug/net8.0/ref/Demo.dll and b/obj/Debug/net8.0/ref/Demo.dll differ
diff --git a/obj/Debug/net8.0/refint/Demo.dll b/obj/Debug/net8.0/refint/Demo.dll
index e62f0f4..91cf30f 100644
Binary files a/obj/Debug/net8.0/refint/Demo.dll and b/obj/Debug/net8.0/refint/Demo.dll differ