diff --git a/CRSim.Core/Abstractions/ITimeService.cs b/CRSim.Core/Abstractions/ITimeService.cs
index 293e8b6..6e52db5 100644
--- a/CRSim.Core/Abstractions/ITimeService.cs
+++ b/CRSim.Core/Abstractions/ITimeService.cs
@@ -3,14 +3,15 @@
     public interface ITimeService
     {
         event EventHandler OneSecondElapsed;
+
         event EventHandler RefreshSecondsElapsed;
 
         void Start();
-        void Stop();
 
         DateTime GetDateTimeNow();
 
         DateTime SimulateTime { get; set; }      // 初始模拟时间
+
         double Speed { get; set; }               // 模拟倍速
     }
 }
\ No newline at end of file
diff --git a/CRSim.Core/Services/TimeService.cs b/CRSim.Core/Services/TimeService.cs
index a36baab..a693f00 100644
--- a/CRSim.Core/Services/TimeService.cs
+++ b/CRSim.Core/Services/TimeService.cs
@@ -51,12 +51,6 @@ namespace CRSim.Core.Services
             _lastSpeedChangeTime = DateTime.Now;  // 启动时刷新时间
         }
 
-        public void Stop()
-        {
-            _oneSecondTimer.Stop();
-            _twentySecondsTimer.Stop();
-        }
-
         private void OnOneSecondElapsed(object sender, ElapsedEventArgs e)
         {
             OneSecondElapsed?.Invoke(this, EventArgs.Empty);
diff --git a/CRSim.ScreenSimulator/Views/SimulatorWindow.xaml b/CRSim.ScreenSimulator/Views/SimulatorWindow.xaml
index a717ee4..0356d0d 100644
--- a/CRSim.ScreenSimulator/Views/SimulatorWindow.xaml
+++ b/CRSim.ScreenSimulator/Views/SimulatorWindow.xaml
@@ -9,7 +9,6 @@
         Background="Transparent"
         Foreground="White"
         SizeToContent="WidthAndHeight"
-        ResizeMode="NoResize"
         WindowStyle="None"
         AllowsTransparency="True"
         MouseDown="Window_MouseDown"
@@ -24,15 +23,23 @@
             <Border Grid.Column="1" Background="#E0202020" CornerRadius="8" BorderBrush="#424242"
                     BorderThickness="1" Padding="4">
                 <StackPanel Orientation="Horizontal">
-                    <Image Source="/CRSim.ScreenSimulator;component/Assets/CRSimIcon.png" Width="30" Margin="0,0,12,0"/>
+                    <Image Source="/CRSim.ScreenSimulator;component/Assets/CRSimIcon.png" Width="30" Margin="0,0,16,0"/>
+                    <TextBlock x:Name="TimeText" FontSize="22" VerticalAlignment="Center" Margin="0,0,16,0"/>
                     <TextBlock Text="&#xF8AC;" FontFamily="Segoe MDL2 Assets" FontSize="20" VerticalAlignment="Center" MouseLeftButtonDown="DecreaseSpeed"/>
-                    <TextBlock x:Name="SpeedText" Text="1x" FontSize="22" VerticalAlignment="Center" Margin="6,0"/>
+                    <TextBlock x:Name="SpeedText" Text="1x" FontSize="22" VerticalAlignment="Center" Margin="4,0"/>
                     <TextBlock Text="&#xF8AD;" FontFamily="Segoe MDL2 Assets" FontSize="20" VerticalAlignment="Center" MouseLeftButtonDown="IncreaseSpeed"/>
+                    <TextBlock x:Name="FullScreenIcon" Text="&#xE92D;" FontFamily="Segoe MDL2 Assets"
+                               FontSize="20" VerticalAlignment="Center" Margin="16,0,0,0" MouseLeftButtonDown="FullScreen"/>
+                    <TextBlock x:Name="RestoreWindowIcon" Text="&#xE92C;" FontFamily="Segoe MDL2 Assets"
+                               FontSize="20" VerticalAlignment="Center" Margin="16,0,0,0" MouseLeftButtonDown="RestoreWindow" 
+                               Visibility="Collapsed"/>
                     <TextBlock Text="&#xE711;" FontFamily="Segoe MDL2 Assets" FontSize="20" 
-                               VerticalAlignment="Center" Margin="12,0,2,0" MouseLeftButtonDown="CloseWindow"/>
+                               VerticalAlignment="Center" Margin="4,0,2,0" MouseLeftButtonDown="CloseWindow"/>
                 </StackPanel>
             </Border>
         </Grid>
-        <Frame x:Name="contentFrame" Margin="0,4,0,0"/>
+        <Viewbox x:Name="viewbox" Stretch="None">
+            <Frame x:Name="contentFrame" Margin="0,4,0,0"/>
+        </Viewbox>
     </StackPanel>
 </Window>
diff --git a/CRSim.ScreenSimulator/Views/SimulatorWindow.xaml.cs b/CRSim.ScreenSimulator/Views/SimulatorWindow.xaml.cs
index 8c09ecd..e780e92 100644
--- a/CRSim.ScreenSimulator/Views/SimulatorWindow.xaml.cs
+++ b/CRSim.ScreenSimulator/Views/SimulatorWindow.xaml.cs
@@ -1,5 +1,4 @@
-using CommunityToolkit.Mvvm.Input;
-using CRSim.Core.Abstractions;
+using CRSim.Core.Abstractions;
 using CRSim.ScreenSimulator.Models;
 using System.Windows;
 using System.Windows.Controls;
@@ -15,12 +14,13 @@ namespace CRSim.ScreenSimulator.Views
         public Session Session { get; }
         public SimulatorWindow(Page page,ITimeService timeService,StyleManager styleManager,Session session)
         {
-            Session = session;
             InitializeComponent();
             RenderOptions.SetEdgeMode(this, EdgeMode.Aliased);
+            Session = session;
             contentFrame.Content = page;
             _timeService = timeService;
             _styleManager = styleManager;
+
             foreach (var resource in page.Resources.Values)
             {
                 if (resource is IHasTimeService needsTime)
@@ -28,6 +28,15 @@ namespace CRSim.ScreenSimulator.Views
                     needsTime.TimeService = timeService;
                 }
             }
+            _timeService.OneSecondElapsed += UpdateTime;
+        }
+
+        private void UpdateTime(object? sender, EventArgs e)
+        {
+            Dispatcher.Invoke(() =>
+            {
+                TimeText.Text = _timeService.GetDateTimeNow().ToString("HH:mm:ss");
+            });
         }
 
         private void Window_MouseDown(object sender, System.Windows.Input.MouseButtonEventArgs e)
@@ -78,5 +87,20 @@ namespace CRSim.ScreenSimulator.Views
                 Close();
             });
         }
+
+        private void FullScreen(object sender, MouseButtonEventArgs e)
+        {
+            Left = 0;
+            viewbox.Stretch = Stretch.Uniform;
+            FullScreenIcon.Visibility = Visibility.Collapsed;
+            RestoreWindowIcon.Visibility = Visibility.Visible;
+        }
+
+        private void RestoreWindow(object sender, MouseButtonEventArgs e)
+        {
+            viewbox.Stretch = Stretch.None;
+            FullScreenIcon.Visibility = Visibility.Visible;
+            RestoreWindowIcon.Visibility = Visibility.Collapsed;
+        }
     }
 }