diff --git a/Screenbox.Core/Services/ISettingsService.cs b/Screenbox.Core/Services/ISettingsService.cs
index cf456da4e..1533da88b 100644
--- a/Screenbox.Core/Services/ISettingsService.cs
+++ b/Screenbox.Core/Services/ISettingsService.cs
@@ -26,5 +26,6 @@ public interface ISettingsService
         bool UseMultipleInstances { get; set; }
         string LivelyActivePath { get; set; }
         MediaPlaybackAutoRepeatMode PersistentRepeatMode { get; set; }
+        bool PlayerAutoFullScreen { get; set; }
     }
 }
diff --git a/Screenbox.Core/Services/SettingsService.cs b/Screenbox.Core/Services/SettingsService.cs
index 7aed0928b..08100a671 100644
--- a/Screenbox.Core/Services/SettingsService.cs
+++ b/Screenbox.Core/Services/SettingsService.cs
@@ -7,6 +7,7 @@
 using Windows.Foundation.Collections;
 using Windows.Media;
 using Windows.Storage;
+using Windows.UI.ViewManagement;
 
 namespace Screenbox.Core.Services
 {
@@ -35,6 +36,7 @@ public sealed class SettingsService : ISettingsService
         private const string PersistentRepeatModeKey = "Values/RepeatMode";
         private const string PersistentSubtitleLanguageKey = "Values/SubtitleLanguage";
         private const string PlayerShowChaptersKey = "Player/ShowChapters";
+        private const string PlayerAutoFullScreenKey = "Player/AutoFullScreen";
 
         public bool UseIndexer
         {
@@ -162,6 +164,12 @@ public bool PlayerShowChapters
             set => SetValue(PlayerShowChaptersKey, value);
         }
 
+        public bool PlayerAutoFullScreen
+        {
+            get => GetValue<bool>(PlayerAutoFullScreenKey);
+            set => SetValue(PlayerAutoFullScreenKey, value);
+        }
+
         public SettingsService()
         {
             SetDefault(PlayerAutoResizeKey, (int)PlayerAutoResizeOption.Never);
@@ -180,6 +188,7 @@ public SettingsService()
             SetDefault(AdvancedMultipleInstancesKey, false);
             SetDefault(GlobalArgumentsKey, string.Empty);
             SetDefault(PlayerShowChaptersKey, true);
+            SetDefault(PlayerAutoFullScreenKey, false);
 
             // Device family specific overrides
             if (SystemInformation.IsXbox)
diff --git a/Screenbox.Core/ViewModels/SettingsPageViewModel.cs b/Screenbox.Core/ViewModels/SettingsPageViewModel.cs
index 839bda72f..ff32f5214 100644
--- a/Screenbox.Core/ViewModels/SettingsPageViewModel.cs
+++ b/Screenbox.Core/ViewModels/SettingsPageViewModel.cs
@@ -29,6 +29,7 @@ public sealed partial class SettingsPageViewModel : ObservableRecipient
         [ObservableProperty] private bool _playerTapGesture;
         [ObservableProperty] private bool _playerShowControls;
         [ObservableProperty] private bool _playerShowChapters;
+        [ObservableProperty] private bool _playerAutoFullScreen;
         [ObservableProperty] private int _volumeBoost;
         [ObservableProperty] private bool _useIndexer;
         [ObservableProperty] private bool _showRecent;
@@ -99,6 +100,7 @@ public SettingsPageViewModel(ISettingsService settingsService, ILibraryService l
             _playerTapGesture = _settingsService.PlayerTapGesture;
             _playerShowControls = _settingsService.PlayerShowControls;
             _playerShowChapters = _settingsService.PlayerShowChapters;
+            _playerAutoFullScreen = _settingsService.PlayerAutoFullScreen;
             _useIndexer = _settingsService.UseIndexer;
             _showRecent = _settingsService.ShowRecent;
             _theme = ((int)_settingsService.Theme + 2) % 3;
@@ -187,6 +189,12 @@ partial void OnPlayerShowChaptersChanged(bool value)
             Messenger.Send(new SettingsChangedMessage(nameof(PlayerShowChapters), typeof(SettingsPageViewModel)));
         }
 
+        partial void OnPlayerAutoFullScreenChanged(bool value)
+        {
+            _settingsService.PlayerAutoFullScreen = value;
+            Messenger.Send(new SettingsChangedMessage(nameof(PlayerAutoFullScreen), typeof(SettingsPageViewModel)));
+        }
+
         partial void OnUseIndexerChanged(bool value)
         {
             _settingsService.UseIndexer = value;
diff --git a/Screenbox/App.xaml.cs b/Screenbox/App.xaml.cs
index b233ebe2a..4cfc71f64 100644
--- a/Screenbox/App.xaml.cs
+++ b/Screenbox/App.xaml.cs
@@ -187,6 +187,18 @@ protected override void OnFileActivated(FileActivatedEventArgs args)
             }
 
             Window.Current.Activate();
+            
+            // Auto enter full screen if setting is enabled and we're not already in a special mode
+            var settings = CommunityToolkit.Mvvm.DependencyInjection.Ioc.Default.GetRequiredService<ISettingsService>();
+            if (settings.PlayerAutoFullScreen)
+            {
+                var view = Windows.UI.ViewManagement.ApplicationView.GetForCurrentView();
+                if (!view.IsFullScreenMode && view.ViewMode == Windows.UI.ViewManagement.ApplicationViewMode.Default)
+                {
+                    view.TryEnterFullScreenMode();
+                }
+            }
+            
             WeakReferenceMessenger.Default.Send(new PlayFilesMessage(args.Files, args.NeighboringFilesQuery));
         }
 
diff --git a/Screenbox/Pages/SettingsPage.xaml b/Screenbox/Pages/SettingsPage.xaml
index 3715519ed..54216608d 100644
--- a/Screenbox/Pages/SettingsPage.xaml
+++ b/Screenbox/Pages/SettingsPage.xaml
@@ -379,6 +379,15 @@
                     </ComboBox>
                 </ctc:SettingsCard>
 
+                <ctc:SettingsCard
+                    Margin="{StaticResource SettingsCardMargin}"
+                    Description="{strings:Resources Key=SettingsAutoFullScreenDescription}"
+                    Header="{strings:Resources Key=SettingsAutoFullScreenHeader}"
+                    HeaderIcon="{ui:FontIcon Glyph=&#xE740;}"
+                    Visibility="{x:Bind helpers:DeviceInfoHelper.IsDesktop}">
+                    <ToggleSwitch IsOn="{x:Bind ViewModel.PlayerAutoFullScreen, Mode=TwoWay}" />
+                </ctc:SettingsCard>
+
                 <ctc:SettingsCard
                     Margin="{StaticResource SettingsCardMargin}"
                     Description="{strings:Resources Key=SettingsVolumeBoostDescription}"
diff --git a/Screenbox/Strings/en-US/Resources.resw b/Screenbox/Strings/en-US/Resources.resw
index 38e172989..0aec9606c 100644
--- a/Screenbox/Strings/en-US/Resources.resw
+++ b/Screenbox/Strings/en-US/Resources.resw
@@ -642,6 +642,12 @@
   <data name="SettingsAutoResizeDescription" xml:space="preserve">
     <value>Resize the app window to best match a video's native resolution on playback</value>
   </data>
+  <data name="SettingsAutoFullScreenHeader" xml:space="preserve">
+    <value>Auto full screen</value>
+  </data>
+  <data name="SettingsAutoFullScreenDescription" xml:space="preserve">
+    <value>Automatically enter full screen mode when opening a media file</value>
+  </data>
   <data name="SettingsVolumeBoostHeader" xml:space="preserve">
     <value>Volume boost</value>
   </data>