diff --git a/src/WorkFlowCheck.Common/DTO/MobileUserDTO.cs b/src/WorkFlowCheck.Common/DTO/MobileUserDTO.cs
new file mode 100644
index 0000000..e6282de
--- /dev/null
+++ b/src/WorkFlowCheck.Common/DTO/MobileUserDTO.cs
@@ -0,0 +1,20 @@
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace WorkFlowCheck.Common.DTO
+{
+    public class MobileUserDTO
+    {
+        public int Id { get; set; }
+        public string? UserName { get; set; }
+        public string? FirstName { get; set; }
+        public string? LastName { get; set; }
+        public string? Email { get; set; }
+        public string? PhoneNumber { get; set; }
+        public bool NFCActive { get; set; }
+        public string NFCCode { get; set; } = null!;
+    }
+}
diff --git a/src/WorkFlowCheck.MAUI/DataLayer/AppDbContext.cs b/src/WorkFlowCheck.MAUI/DataLayer/AppDbContext.cs
index dc76fde..417878f 100644
--- a/src/WorkFlowCheck.MAUI/DataLayer/AppDbContext.cs
+++ b/src/WorkFlowCheck.MAUI/DataLayer/AppDbContext.cs
@@ -20,6 +20,7 @@ namespace WorkFlowCheck.MAUI.DataLayer
         public DbSet<CheckPoint> CheckPoints { get; set; }
         public DbSet<Equipment> Equipments { get; set; }
         public DbSet<Location> Locations { get; set; }
+        public DbSet<MobileUser> MobileUsers { get; set; }
 
         public AppDbContext()
         {
diff --git a/src/WorkFlowCheck.MAUI/DataLayer/Entities/User.cs b/src/WorkFlowCheck.MAUI/DataLayer/Entities/User.cs
new file mode 100644
index 0000000..9800c5f
--- /dev/null
+++ b/src/WorkFlowCheck.MAUI/DataLayer/Entities/User.cs
@@ -0,0 +1,21 @@
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace WorkFlowCheck.MAUI.DataLayer.Entities
+{
+    public class MobileUser
+    {
+        public int Id { get; set; }
+        public string? UserName { get; set; }
+        
+        public string? FirstName { get; set; }
+        public string? LastName { get; set; }
+        public string? Email { get; set; }
+        public string? PhoneNumber { get; set; }
+        public bool NFCActive { get; set; }
+        public string NFCCode { get; set; } = null!;
+    }
+}
diff --git a/src/WorkFlowCheck.MAUI/Pages/BaseStock/BaseStockPage.xaml b/src/WorkFlowCheck.MAUI/Pages/BaseStock/BaseStockPage.xaml
index fdfa156..e8fb794 100644
--- a/src/WorkFlowCheck.MAUI/Pages/BaseStock/BaseStockPage.xaml
+++ b/src/WorkFlowCheck.MAUI/Pages/BaseStock/BaseStockPage.xaml
@@ -7,26 +7,33 @@
         <Frame BorderColor="Gray" Padding="5" Margin="1" HasShadow="True">
             <VerticalStackLayout Margin="10,10,10,0">
                 <Button
-            x:Name="ButtonGetCheckPoints"
-            Margin="0,0,0,10"
-            Text="Ellenőrzési pontok" 
-            SemanticProperties.Hint="Ellenőrzési pontok"
-            Clicked="OnButtonGetCheckPoints"
-            HorizontalOptions="Fill" />
+                    x:Name="ButtonGetCheckPoints"
+                    Margin="0,0,0,10"
+                    Text="Ellenőrzési pontok" 
+                    SemanticProperties.Hint="Ellenőrzési pontok"
+                    Clicked="OnButtonGetCheckPoints"
+                    HorizontalOptions="Fill" />
                 <Button
-            x:Name="ButtonGetEquipments"
-            Margin="0,0,0,10"
-            Text="Berendezések" 
-            SemanticProperties.Hint="Berendezések"
-            Clicked="OnButtonGetCheckPoints"
-            HorizontalOptions="Fill" />
+                    x:Name="ButtonGetEquipments"
+                    Margin="0,0,0,10"
+                    Text="Berendezések" 
+                    SemanticProperties.Hint="Berendezések"
+                    Clicked="OnButtonGetEquipments"
+                    HorizontalOptions="Fill" />
                 <Button
-            x:Name="ButtonGetLocations"
-            Margin="0,0,0,10"
-            Text="Lokációk" 
-            SemanticProperties.Hint="Lokációk"
-            Clicked="OnButtonGetCheckPoints"
-            HorizontalOptions="Fill" />
+                    x:Name="ButtonGetLocations"
+                    Margin="0,0,0,10"
+                    Text="Lokációk" 
+                    SemanticProperties.Hint="Lokációk"
+                    Clicked="OnButtonGetLocations"
+                    HorizontalOptions="Fill" />
+                <Button
+                    x:Name="ButtonGetUsers"
+                    Margin="0,0,0,10"
+                    Text="Felhasználók" 
+                    SemanticProperties.Hint="Felhasználók"
+                    Clicked="OnButtonGetUsers"
+                    HorizontalOptions="Fill" />
             </VerticalStackLayout>
         </Frame>
     </VerticalStackLayout>
diff --git a/src/WorkFlowCheck.MAUI/Pages/BaseStock/BaseStockPage.xaml.cs b/src/WorkFlowCheck.MAUI/Pages/BaseStock/BaseStockPage.xaml.cs
index d75198b..efba492 100644
--- a/src/WorkFlowCheck.MAUI/Pages/BaseStock/BaseStockPage.xaml.cs
+++ b/src/WorkFlowCheck.MAUI/Pages/BaseStock/BaseStockPage.xaml.cs
@@ -1,4 +1,5 @@
 using WorkFlowCheck.Common.DTO;
+using WorkFlowCheck.MAUI.Pages.Security;
 
 namespace WorkFlowCheck.MAUI.Pages.BaseStock;
 
@@ -16,11 +17,18 @@ public partial class BaseStockPage : ContentPage
     }
     private async void OnButtonGetEquipments(object sender, EventArgs e)
     {
-        await Shell.Current.GoToAsync("//EquipmentsPage");
+        //await Shell.Current.GoToAsync("//EquipmentsPage");
+        await Navigation.PushAsync(new EquipmentsPage());
     }
     private async void OnButtonGetLocations(object sender, EventArgs e)
     {
-        await Shell.Current.GoToAsync("//LocationsPage");
+        //await Shell.Current.GoToAsync("//LocationsPage");
+        await Navigation.PushAsync(new LocationsPage());
+    }
+    private async void OnButtonGetUsers(object sender, EventArgs e)
+    {
+        //await Shell.Current.GoToAsync("//LocationsPage");
+        await Navigation.PushAsync(new UsersPage());
     }
 
     protected override bool OnBackButtonPressed()
diff --git a/src/WorkFlowCheck.MAUI/Pages/BaseStock/CheckPoints/CheckPointsPage.xaml b/src/WorkFlowCheck.MAUI/Pages/BaseStock/CheckPoints/CheckPointsPage.xaml
index f3b457d..b5a5516 100644
--- a/src/WorkFlowCheck.MAUI/Pages/BaseStock/CheckPoints/CheckPointsPage.xaml
+++ b/src/WorkFlowCheck.MAUI/Pages/BaseStock/CheckPoints/CheckPointsPage.xaml
@@ -3,36 +3,46 @@
              xmlns:x="http://schemas.microsoft.com/winfx/2009/xaml"
              x:Class="WorkFlowCheck.MAUI.Pages.BaseStock.CheckPointsPage"
              Title="Ellenőrzési pontok">
-    <StackLayout>
-        <Label x:Name="progressLabel" Text="Folyamatjelző" FontSize="Medium" HorizontalOptions="Center" />
-        <ProgressBar x:Name="progressBar" WidthRequest="300" HeightRequest="40" />
-        <Button
-            x:Name="ButtonSync" Margin="5"
-            Text="Adatok szinkronizálása" 
-            SemanticProperties.Hint="Adatok szinkronizálása"
-            Clicked="OnButtonSync"
-            HorizontalOptions="Fill" />
-        <RefreshView x:Name="refreshView" Command="{Binding RefreshCommand}" IsRefreshing="{Binding IsRefreshing}">
-            <CollectionView x:Name="CheckPointsList">
-                <CollectionView.ItemTemplate>
-                    <DataTemplate>
-                        <Frame BorderColor="Gray" Padding="10" Margin="5" HasShadow="True" BackgroundColor="WhiteSmoke">
-                            <StackLayout>
-                                <Label Text="{Binding ShortName}" FontSize="16" FontAttributes="Bold" />
-                                <Label Text="{Binding Code}" FontSize="14" />
-                                <HorizontalStackLayout HorizontalOptions="End">
-                                    <Button Text="Edit" Margin="5,0,0,0"
-                                    Command="{Binding BindingContext.EditCommand, Source={x:Reference CheckPointsList}}" 
-                                    CommandParameter="{Binding .}" />
-                                    <Button Text="Pair" Margin="5,0,0,0"
-                                    Command="{Binding BindingContext.PairCommand, Source={x:Reference CheckPointsList}}" 
-                                    CommandParameter="{Binding .}" />
-                                </HorizontalStackLayout>
-                            </StackLayout>
-                        </Frame>
-                    </DataTemplate>
-                </CollectionView.ItemTemplate>
-            </CollectionView>
-        </RefreshView>
-    </StackLayout>
-</ContentPage>
\ No newline at end of file
+    <Grid>
+        <!-- FÅ‘ tartalom -->
+        <StackLayout>
+            <Label x:Name="progressLabel" Text="Folyamatjelző" FontSize="Medium" HorizontalOptions="Center" />
+            <ProgressBar x:Name="progressBar" WidthRequest="300" HeightRequest="40" />
+            <Button
+                x:Name="ButtonSync" Margin="5"
+                Text="Adatok szinkronizálása" 
+                SemanticProperties.Hint="Adatok szinkronizálása"
+                Clicked="OnButtonSync"
+                HorizontalOptions="Fill" />
+            <RefreshView x:Name="refreshView" Command="{Binding RefreshCommand}" IsRefreshing="{Binding IsRefreshing}">
+                <CollectionView x:Name="CheckPointsList">
+                    <CollectionView.ItemTemplate>
+                        <DataTemplate>
+                            <Frame BorderColor="Gray" Padding="10" Margin="5" HasShadow="True" BackgroundColor="WhiteSmoke">
+                                <StackLayout>
+                                    <Label Text="{Binding ShortName}" FontSize="16" FontAttributes="Bold" />
+                                    <Label Text="{Binding Code}" FontSize="14" />
+                                    <HorizontalStackLayout HorizontalOptions="End">
+                                        <Button Text="Edit" Margin="5,0,0,0"
+                                            Command="{Binding BindingContext.EditCommand, Source={x:Reference CheckPointsList}}" 
+                                            CommandParameter="{Binding .}" />
+                                        <Button Text="Pair" Margin="5,0,0,0"
+                                            Command="{Binding BindingContext.PairCommand, Source={x:Reference CheckPointsList}}" 
+                                            CommandParameter="{Binding .}" />
+                                    </HorizontalStackLayout>
+                                </StackLayout>
+                            </Frame>
+                        </DataTemplate>
+                    </CollectionView.ItemTemplate>
+                </CollectionView>
+            </RefreshView>
+        </StackLayout>
+
+        <!-- Betöltés közbeni ActivityIndicator -->
+        <Grid x:Name="loadingOverlay" BackgroundColor="#80000000" IsVisible="{Binding IsLoading}" AbsoluteLayout.LayoutFlags="All" AbsoluteLayout.LayoutBounds="0, 0, 1, 1">
+            <ActivityIndicator IsRunning="{Binding IsLoading}" Color="White" 
+                               VerticalOptions="Center" HorizontalOptions="Center" 
+                               WidthRequest="50" HeightRequest="50"/>
+        </Grid>
+    </Grid>
+</ContentPage>
diff --git a/src/WorkFlowCheck.MAUI/Pages/BaseStock/CheckPoints/CheckPointsPage.xaml.cs b/src/WorkFlowCheck.MAUI/Pages/BaseStock/CheckPoints/CheckPointsPage.xaml.cs
index f54dc4d..c258e9c 100644
--- a/src/WorkFlowCheck.MAUI/Pages/BaseStock/CheckPoints/CheckPointsPage.xaml.cs
+++ b/src/WorkFlowCheck.MAUI/Pages/BaseStock/CheckPoints/CheckPointsPage.xaml.cs
@@ -20,11 +20,20 @@ public partial class CheckPointsPage : ContentPage
         _baseStockService = MauiProgram.ServiceProvider.GetRequiredService<IBaseStockService>();
         _syncService = MauiProgram.ServiceProvider.GetRequiredService<ISyncService>();
     }
-
+    private bool _isLoading;
+    public bool IsLoading
+    {
+        get => _isLoading;
+        set
+        {
+            _isLoading = value;
+            OnPropertyChanged();
+        }
+    }
     public ICommand RefreshCommand { get; set; }
     public ICommand EditCommand { get; set; }
     public ICommand PairCommand { get; set; }
-    public bool IsRefreshing { get; set; }
+   
 
     protected override async void OnAppearing()
     {
@@ -39,15 +48,12 @@ public partial class CheckPointsPage : ContentPage
     }
     private async Task LoadCheckPoints()
     {
-        IsRefreshing = true;
-        //await _syncService.SyncDatas();
+        IsLoading = true;
         CheckPointsList.ItemsSource = await _baseStockService.GetAllCheckPoints();
-        IsRefreshing = false;
-        OnPropertyChanged(nameof(IsRefreshing));
+        IsLoading = false;
     }
     private async void OnEditItem(CheckPointDTO checkPointDTO)
     {
-        // Navigálás a CheckPointEdit.xaml-ra, és átadjuk az editálni kívánt elemet
         await Navigation.PushAsync(new CheckPointEditPage(checkPointDTO));
     }
     private async void OnPairItem(CheckPointDTO checkPointDTO)
@@ -74,7 +80,7 @@ public partial class CheckPointsPage : ContentPage
     }
     private async void OnButtonSync(object sender, EventArgs e)
     {
-        IsRefreshing = true;
+        IsLoading = true;
         ButtonSync.IsEnabled = false;
         
         progressLabel.Text = "Szinkronizálás indítása...";
@@ -103,7 +109,7 @@ public partial class CheckPointsPage : ContentPage
         finally
         {
             ButtonSync.IsEnabled = true;
-            IsRefreshing = false;
+            IsLoading = false;
         }
     }
 }
\ No newline at end of file
diff --git a/src/WorkFlowCheck.MAUI/Pages/Security/UsersPage.xaml b/src/WorkFlowCheck.MAUI/Pages/Security/UsersPage.xaml
new file mode 100644
index 0000000..79b10f8
--- /dev/null
+++ b/src/WorkFlowCheck.MAUI/Pages/Security/UsersPage.xaml
@@ -0,0 +1,38 @@
+<?xml version="1.0" encoding="utf-8" ?>
+<ContentPage xmlns="http://schemas.microsoft.com/dotnet/2021/maui"
+             xmlns:x="http://schemas.microsoft.com/winfx/2009/xaml"
+             x:Class="WorkFlowCheck.MAUI.Pages.Security.UsersPage"
+             Title="Felhasználók">
+    <StackLayout>
+        <Label x:Name="progressLabel" Text="Folyamatjelző" FontSize="Medium" HorizontalOptions="Center" />
+        <ProgressBar x:Name="progressBar" WidthRequest="300" HeightRequest="40" />
+        <Button
+            x:Name="ButtonSync" Margin="5"
+            Text="Adatok szinkronizálása" 
+            SemanticProperties.Hint="Adatok szinkronizálása"
+            Clicked="OnButtonSync"
+            HorizontalOptions="Fill" />
+        <RefreshView x:Name="refreshView" Command="{Binding RefreshCommand}" IsRefreshing="{Binding IsRefreshing}">
+            <CollectionView x:Name="UsersList">
+                <CollectionView.ItemTemplate>
+                    <DataTemplate>
+                        <Frame BorderColor="Gray" Padding="10" Margin="5" HasShadow="True" BackgroundColor="WhiteSmoke">
+                            <StackLayout>
+                                <Label Text="{Binding ShortName}" FontSize="16" FontAttributes="Bold" />
+                                <Label Text="{Binding Code}" FontSize="14" />
+                                <HorizontalStackLayout HorizontalOptions="End">
+                                    <Button Text="Edit" Margin="5,0,0,0"
+                                    Command="{Binding BindingContext.EditCommand, Source={x:Reference UsersList}}" 
+                                    CommandParameter="{Binding .}" />
+                                    <Button Text="Pair" Margin="5,0,0,0"
+                                    Command="{Binding BindingContext.PairCommand, Source={x:Reference UsersList}}" 
+                                    CommandParameter="{Binding .}" />
+                                </HorizontalStackLayout>
+                            </StackLayout>
+                        </Frame>
+                    </DataTemplate>
+                </CollectionView.ItemTemplate>
+            </CollectionView>
+        </RefreshView>
+    </StackLayout>
+</ContentPage>
\ No newline at end of file
diff --git a/src/WorkFlowCheck.MAUI/Pages/Security/UsersPage.xaml.cs b/src/WorkFlowCheck.MAUI/Pages/Security/UsersPage.xaml.cs
new file mode 100644
index 0000000..21e93e6
--- /dev/null
+++ b/src/WorkFlowCheck.MAUI/Pages/Security/UsersPage.xaml.cs
@@ -0,0 +1,99 @@
+using System.Windows.Input;
+using WorkFlowCheck.Common.DTO;
+using WorkFlowCheck.MAUI.Services.Interfaces;
+using WorkFlowCheck.MAUI.Pages.NFC;
+
+namespace WorkFlowCheck.MAUI.Pages.Security;
+
+public partial class UsersPage : ContentPage
+{
+
+    private readonly IUserService _userService;
+
+
+    public UsersPage()
+    {
+        InitializeComponent();
+        _userService = MauiProgram.ServiceProvider.GetRequiredService<IUserService>();
+    }
+
+    public ICommand RefreshCommand { get; set; }
+    public ICommand PairCommand { get; set; }
+    public bool IsRefreshing { get; set; }
+
+    protected override async void OnAppearing()
+    {
+        base.OnAppearing();
+        RefreshCommand = new Command(async () => await LoadUsers());
+        PairCommand = new Command<UserDTO>(OnPairItem);
+
+        BindingContext = this;
+        await LoadUsers();
+
+    }
+    private async Task LoadUsers()
+    {
+        IsRefreshing = true;
+        //await _syncService.SyncDatas();
+        UsersList.ItemsSource = await _userService.GetAllUsers();
+        IsRefreshing = false;
+        OnPropertyChanged(nameof(IsRefreshing));
+    }
+    
+    private async void OnPairItem(UserDTO UserDTO)
+    {
+        var UserCode = await NFCWaiter.ShowModalAsync();
+        if (!string.IsNullOrEmpty(UserCode))
+        {
+            if (Navigation.ModalStack.Count > 0)
+            {
+                await Navigation.PopModalAsync();
+            }
+            if (UserDTO != null)
+            {
+                UserDTO.Code = UserCode;
+                await _baseStockService.UpdateUser(UserDTO);
+                await LoadUsers();
+            }
+        }
+    }
+    protected override bool OnBackButtonPressed()
+    {
+        Shell.Current.GoToAsync("//BaseStockPage");
+        return true;
+    }
+    private async void OnButtonSync(object sender, EventArgs e)
+    {
+        IsRefreshing = true;
+        ButtonSync.IsEnabled = false;
+
+        progressLabel.Text = "Szinkronizálás indítása...";
+        progressBar.Progress = 0;
+
+        try
+        {
+            await Task.Run(async () =>
+            {
+                await _userService.SyncUsers_Up((percentage, infostring) =>
+                {
+                    MainThread.BeginInvokeOnMainThread(() =>
+                    {
+                        progressBar.Progress = percentage / 100;
+                        progressLabel.Text = $"{infostring}: {percentage:0.00}%";
+                    });
+                });
+            });
+
+            progressLabel.Text = "Szinkronizálás befejezve!";
+        }
+        catch (Exception ex)
+        {
+            progressLabel.Text = $"Hiba történt: {ex.Message}";
+        }
+        finally
+        {
+            ButtonSync.IsEnabled = true;
+            IsRefreshing = false;
+        }
+    }
+}
\ No newline at end of file
diff --git a/src/WorkFlowCheck.MAUI/Services/BaseService.cs b/src/WorkFlowCheck.MAUI/Services/BaseService.cs
index 066db87..a3a4736 100644
--- a/src/WorkFlowCheck.MAUI/Services/BaseService.cs
+++ b/src/WorkFlowCheck.MAUI/Services/BaseService.cs
@@ -10,6 +10,8 @@ using System.Text;
 using System.Threading.Tasks;
 using WorkFlowCheck.MAUI.DataLayer;
 using WorkFlowCheck.MAUI.Services.Interfaces;
+using Android.Provider;
+using Android.DeviceLock;
 
 namespace WorkFlowCheck.MAUI.Services
 {
@@ -20,6 +22,7 @@ namespace WorkFlowCheck.MAUI.Services
         public readonly AppDbContext _dbContext;
         public readonly IConfiguration _configuration;
         public readonly IMapper _mapper;
+        private string _deviceId;
 
         public BaseService(HttpClient httpClient, IConfiguration configuration, AppDbContext dbContext, IMapper mapper)
         {
@@ -33,6 +36,7 @@ namespace WorkFlowCheck.MAUI.Services
 
             var apiKey = configuration["ApiKey"];
             _httpClient.DefaultRequestHeaders.Add("X-Api-Key", apiKey);
+            _deviceId = GetDeviceId();    
         }
         protected async Task PrepareAuthenticatedRequestAsync()
         {
@@ -41,6 +45,20 @@ namespace WorkFlowCheck.MAUI.Services
             if (!string.IsNullOrEmpty(jwtToken) && _httpClient != null)
             {
                 _httpClient.DefaultRequestHeaders.Authorization = new AuthenticationHeaderValue("Bearer", jwtToken);
+                _httpClient.DefaultRequestHeaders.Add("DeviceId", _deviceId);
+            }
+        }
+        protected string GetDeviceId()
+        {
+            try
+            {
+                var context = Android.App.Application.Context;
+                return Settings.Secure.GetString(context.ContentResolver, Settings.Secure.AndroidId) ?? "NO_ANDROID_DEVICE";
+            }
+            catch (Exception ex)
+            {
+                Console.WriteLine($"Error retrieving device ID: {ex.Message}");
+                return "UnknownDevice";
             }
         }
     }
diff --git a/src/WorkFlowCheck.MAUI/Services/Interfaces/ISyncService.cs b/src/WorkFlowCheck.MAUI/Services/Interfaces/ISyncService.cs
index 1d8a3f8..8e16cfe 100644
--- a/src/WorkFlowCheck.MAUI/Services/Interfaces/ISyncService.cs
+++ b/src/WorkFlowCheck.MAUI/Services/Interfaces/ISyncService.cs
@@ -11,7 +11,7 @@ namespace WorkFlowCheck.MAUI.Services.Interfaces
     {
         Task SyncDatas(Action<double, string> reportProgress);
         Task SyncCheckPoints_Down(Action<double, string> reportProgress);
-        Task SyncCheckPoints_Up(Action<double, string> reportProgress);
+        Task<ApiResponseDTO<string>> SyncCheckPoints_Up(Action<double, string> reportProgress);
         Task SyncLocations_Down(Action<double, string> reportProgress);
         Task SyncEquipments_Down(Action<double, string> reportProgress);
 
@@ -19,5 +19,7 @@ namespace WorkFlowCheck.MAUI.Services.Interfaces
 
         Task SyncCheckListHeader_Down(Action<double, string> reportProgress);
         Task<ApiResponseDTO<string>> SyncCheckListHeader_Up(int Id, Action<double, string> reportProgress);
+
+        
     }
 }
diff --git a/src/WorkFlowCheck.MAUI/Services/Interfaces/IUserService.cs b/src/WorkFlowCheck.MAUI/Services/Interfaces/IUserService.cs
index b9a5aee..1d5350e 100644
--- a/src/WorkFlowCheck.MAUI/Services/Interfaces/IUserService.cs
+++ b/src/WorkFlowCheck.MAUI/Services/Interfaces/IUserService.cs
@@ -10,8 +10,10 @@ namespace WorkFlowCheck.MAUI.Services.Interfaces
     public interface IUserService
     {
         UserDTO? GetCurrentUser();
-        Task<ApiResponseDTO<UserDTO>> GetUserAsync();
+        Task<ApiResponseDTO<UserDTO>> GetUserAsync(int id);
+        Task<ApiResponseDTO<List<UserDTO>>> GetAllUserAsync();
         Task<ApiResponseDTO<UserDTO>> Authenticate(string username, string password);
+        Task<ApiResponseDTO<string>> SyncUsers_Up(Action<double, string> reportProgress);
         void SetCurrentUser(UserDTO user);
     }
 }
diff --git a/src/WorkFlowCheck.MAUI/Services/SyncService.cs b/src/WorkFlowCheck.MAUI/Services/SyncService.cs
index 95e2bff..b4fa2d1 100644
--- a/src/WorkFlowCheck.MAUI/Services/SyncService.cs
+++ b/src/WorkFlowCheck.MAUI/Services/SyncService.cs
@@ -53,16 +53,44 @@ namespace WorkFlowCheck.MAUI.Services
                 Console.WriteLine($"Hiba történt: {ex.Message}");
             }
         }
-        public async Task SyncCheckPoints_Up(Action<double, string> reportProgress)
+        public async Task<ApiResponseDTO<string>> SyncCheckPoints_Up(Action<double, string> reportProgress)
         {
+            var retVal = new ApiResponseDTO<string>();
             try
             {
+                await PrepareAuthenticatedRequestAsync();
+               
+                var checkPointList = await _dbContext.CheckPoints.ToListAsync();    
+
+                var checkPointListDTO = _mapper.Map<List<CheckPointDTO>>(checkPointList);
+                var endpoint = $"{_httpClient.BaseAddress}api/Sync/UpdateAllCheckPoint";
+
+                var json = JsonConvert.SerializeObject(checkPointListDTO);
+                var jsonBytes = Encoding.UTF8.GetBytes(json);
+                var jsonStream = new MemoryStream(jsonBytes);
+
+                var progressContent = new ProgressableStreamContent(jsonStream, 8192, (uploaded, total) =>
+                {
+                    double percentage = (double)uploaded / total * 100;
+                    reportProgress(percentage, "Beküldés...");
+                });
+
+                progressContent.Headers.ContentType = new System.Net.Http.Headers.MediaTypeHeaderValue("application/json");
+
+                using (HttpResponseMessage httpResponseMessage = await _httpClient.PostAsync(endpoint, progressContent))
+                {
+                    httpResponseMessage.EnsureSuccessStatusCode();
+                    var jsonString = await httpResponseMessage.Content.ReadAsStringAsync();
+                    retVal = JsonConvert.DeserializeObject<ApiResponseDTO<string>>(jsonString);
+                }
 
             }
             catch (Exception ex)
             {
-                // Hiba visszaadása
+                retVal.IsSuccess = false;
+                retVal.Errors.Add(ex.Message);
             }
+            return retVal;
         }
 
         public async Task SyncLocations_Down(Action<double, string> reportProgress)
@@ -221,7 +249,7 @@ namespace WorkFlowCheck.MAUI.Services
             catch (Exception ex)
             {
                 retVal.IsSuccess = false;
-                retVal.Errors.Add(ex.Message);  
+                retVal.Errors.Add(ex.Message);
             }
             return retVal;
         }
diff --git a/src/WorkFlowCheck.MAUI/Services/UserService.cs b/src/WorkFlowCheck.MAUI/Services/UserService.cs
index fafaf23..69c12c7 100644
--- a/src/WorkFlowCheck.MAUI/Services/UserService.cs
+++ b/src/WorkFlowCheck.MAUI/Services/UserService.cs
@@ -13,6 +13,8 @@ using Newtonsoft.Json;
 using WorkFlowCheck.MAUI.DataLayer;
 using AutoMapper;
 using WorkFlowCheck.MAUI.Services.Interfaces;
+using Microsoft.EntityFrameworkCore;
+using WorkFlowCheck.MAUI.Handlers;
 
 namespace WorkFlowCheck.MAUI.Services
 {
@@ -22,15 +24,14 @@ namespace WorkFlowCheck.MAUI.Services
         public UserService(HttpClient httpClient, IConfiguration configuration, AppDbContext dbContext, IMapper mapper) : base(httpClient, configuration, dbContext, mapper)
         {
         }
-        public async Task<ApiResponseDTO<UserDTO>> GetUserAsync()
+        
+        public async Task<ApiResponseDTO<UserDTO>> GetUserAsync(int id)
         {
             try
             {
                 await PrepareAuthenticatedRequestAsync();
-                // Az API végpont meghatározása
-                string endpoint = $"{_httpClient.BaseAddress}api/User/1";
 
-                // HTTP GET kérés küldése
+                string endpoint = $"{_httpClient.BaseAddress}api/GetUser/{id}";
                 var response = await _httpClient.GetFromJsonAsync<ApiResponseDTO<UserDTO>>(endpoint);
 
                 return response ?? new ApiResponseDTO<UserDTO>
@@ -47,6 +48,29 @@ namespace WorkFlowCheck.MAUI.Services
                 };
             }
         }
+        public async Task<ApiResponseDTO<List<UserDTO>>> GetAllUserAsync()
+        {
+            try
+            {
+                await PrepareAuthenticatedRequestAsync();
+
+                string endpoint = $"{_httpClient.BaseAddress}api/GetAllUser";
+                var response = await _httpClient.GetFromJsonAsync<ApiResponseDTO<List<UserDTO>>>(endpoint);
+
+                return response ?? new ApiResponseDTO<List<UserDTO>>
+                {
+                    IsSuccess = false,
+                };
+            }
+            catch (Exception ex)
+            {
+
+                return new ApiResponseDTO<List<UserDTO>>
+                {
+                    IsSuccess = false
+                };
+            }
+        }
         public async Task<ApiResponseDTO<UserDTO>> Authenticate(string username, string password)
         {
             try
@@ -58,7 +82,7 @@ namespace WorkFlowCheck.MAUI.Services
                 {
                     UserName = username,
                     Password = password,
-                     
+
                 };
 
                 // HTTP POST kérés küldése
@@ -85,6 +109,45 @@ namespace WorkFlowCheck.MAUI.Services
                 };
             }
         }
+        public async Task<ApiResponseDTO<string>> SyncUsers_Up(Action<double, string> reportProgress)
+        {
+            var retVal = new ApiResponseDTO<string>();
+            try
+            {
+                await PrepareAuthenticatedRequestAsync();
+
+                var userList = await _dbContext.Users.ToListAsync();
+
+                var userListDTO = _mapper.Map<List<UserDTO>>(userList);
+                var endpoint = $"{_httpClient.BaseAddress}api/Sync/UpdateAllUser";
+
+                var json = JsonConvert.SerializeObject(userListDTO);
+                var jsonBytes = Encoding.UTF8.GetBytes(json);
+                var jsonStream = new MemoryStream(jsonBytes);
+
+                var progressContent = new ProgressableStreamContent(jsonStream, 8192, (uploaded, total) =>
+                {
+                    double percentage = (double)uploaded / total * 100;
+                    reportProgress(percentage, "Beküldés...");
+                });
+
+                progressContent.Headers.ContentType = new System.Net.Http.Headers.MediaTypeHeaderValue("application/json");
+
+                using (HttpResponseMessage httpResponseMessage = await _httpClient.PostAsync(endpoint, progressContent))
+                {
+                    httpResponseMessage.EnsureSuccessStatusCode();
+                    var jsonString = await httpResponseMessage.Content.ReadAsStringAsync();
+                    retVal = JsonConvert.DeserializeObject<ApiResponseDTO<string>>(jsonString);
+                }
+
+            }
+            catch (Exception ex)
+            {
+                retVal.IsSuccess = false;
+                retVal.Errors.Add(ex.Message);
+            }
+            return retVal;
+        }
         public void SetCurrentUser(UserDTO user)
         {
             CurrentUser = user;
diff --git a/src/WorkFlowCheck.MAUI/WorkFlowCheck.MAUI.csproj b/src/WorkFlowCheck.MAUI/WorkFlowCheck.MAUI.csproj
index 1f4a786..6ddaf10 100644
--- a/src/WorkFlowCheck.MAUI/WorkFlowCheck.MAUI.csproj
+++ b/src/WorkFlowCheck.MAUI/WorkFlowCheck.MAUI.csproj
@@ -88,6 +88,12 @@
 	  <ProjectReference Include="..\WorkFlowCheck.Common\WorkFlowCheck.Common.csproj" />
 	</ItemGroup>
 
+	<ItemGroup>
+	  <Compile Update="Pages\Security\UsersPage.xaml.cs">
+	    <DependentUpon>UsersPage.xaml</DependentUpon>
+	  </Compile>
+	</ItemGroup>
+
 	<ItemGroup>
 	  <MauiXaml Update="ContentViews\HeaderView.xaml">
 	    <Generator>MSBuild:Compile</Generator>
@@ -122,6 +128,9 @@
 	  <MauiXaml Update="Pages\NFC\NFCWaiter.xaml">
 	    <Generator>MSBuild:Compile</Generator>
 	  </MauiXaml>
+	  <MauiXaml Update="Pages\Security\UsersPage.xaml">
+	    <Generator>MSBuild:Compile</Generator>
+	  </MauiXaml>
 	  <MauiXaml Update="Pages\Security\LoginPage.xaml">
 	    <Generator>MSBuild:Compile</Generator>
 	  </MauiXaml>