diff --git a/CHANGELOG.md b/CHANGELOG.md
index f27ff94..5d4e46c 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,5 +1,14 @@
 # CHANGELOG
 
+## v0.16.8
+
+- 去除首次的最小化提示弹框
+- 窗口布局改变后实时保存
+- 增加侧边栏图标和折叠功能
+- 增加皮肤和插槽参数面板的全部启用/禁用菜单项
+- 修改窗口默认大小
+- 支持复制并应用单独的模型皮肤或插槽参数
+
 ## v0.16.7
 
 - 修复空帧导致的包围盒计算错误
diff --git a/Spine/Spine.csproj b/Spine/Spine.csproj
index 1affb8e..8bcc50c 100644
--- a/Spine/Spine.csproj
+++ b/Spine/Spine.csproj
@@ -7,7 +7,7 @@
         <TargetFramework>net8.0-windows</TargetFramework>
         <BaseOutputPath>$(SolutionDir)out</BaseOutputPath>
         <IncludeSourceRevisionInInformationalVersion>false</IncludeSourceRevisionInInformationalVersion>
-        <Version>0.16.7</Version>
+        <Version>0.16.8</Version>
     </PropertyGroup>
 
     <PropertyGroup>
diff --git a/SpineViewer/App.xaml.cs b/SpineViewer/App.xaml.cs
index e3064ac..359deba 100644
--- a/SpineViewer/App.xaml.cs
+++ b/SpineViewer/App.xaml.cs
@@ -331,7 +331,7 @@ namespace SpineViewer
             get => _language;
             set
             {
-                var uri = $"Resources/Strings/{value.ToString().ToLower()}.xaml";
+                var uri = $"Resources/Strings/{value.ToString().ToLowerInvariant()}.xaml";
                 try
                 {
                     Resources.MergedDictionaries.Add(new() { Source = new(uri, UriKind.Relative) });
@@ -351,7 +351,7 @@ namespace SpineViewer
             get => _skin;
             set
             {
-                var uri = $"Resources/Skins/{value.ToString().ToLower()}.xaml";
+                var uri = $"Resources/Skins/{value.ToString().ToLowerInvariant()}.xaml";
                 try
                 {
                     Resources.MergedDictionaries.Add(new() { Source = new(uri, UriKind.Relative) });
diff --git a/SpineViewer/Extensions/WpfExtension.cs b/SpineViewer/Extensions/WpfExtension.cs
index b1aa789..d5cd487 100644
--- a/SpineViewer/Extensions/WpfExtension.cs
+++ b/SpineViewer/Extensions/WpfExtension.cs
@@ -40,7 +40,7 @@ namespace SpineViewer.Extensions
 
         //public static void SaveToFile(this BitmapSource bitmap, string path)
         //{
-        //    var ext = Path.GetExtension(path)?.ToLower();
+        //    var ext = Path.GetExtension(path)?.ToLowerInvariant();
         //    BitmapEncoder encoder = ext switch
         //    {
         //        ".jpg" or ".jpeg" => new JpegBitmapEncoder(),
diff --git a/SpineViewer/Models/PreferenceModel.cs b/SpineViewer/Models/PreferenceModel.cs
index 4ae94d6..1575935 100644
--- a/SpineViewer/Models/PreferenceModel.cs
+++ b/SpineViewer/Models/PreferenceModel.cs
@@ -102,7 +102,7 @@ namespace SpineViewer.Models
         private bool _wallpaperView;
 
         [ObservableProperty]
-        private bool? _closeToTray = null;
+        private bool _closeToTray;
 
         [ObservableProperty]
         private bool _autoRun;
diff --git a/SpineViewer/Models/SpineObjectConfigModel.cs b/SpineViewer/Models/SpineObjectConfigModel.cs
index 351ac3e..49df019 100644
--- a/SpineViewer/Models/SpineObjectConfigModel.cs
+++ b/SpineViewer/Models/SpineObjectConfigModel.cs
@@ -1,4 +1,5 @@
 using Spine.Interfaces;
+using SpineViewer.Utils;
 using System;
 using System.Collections.Generic;
 using System.IO;
@@ -13,6 +14,15 @@ namespace SpineViewer.Models
 {
     public class SpineObjectConfigModel
     {
+        public class TrackConfigModel
+        {
+            public string AnimationName { get; set; } = "";
+
+            public float TimeScale { get; set; } = 1f;
+
+            public float Alpha { get; set; } = 1f;
+        }
+
         public bool UsePma { get; set; }
 
         public string Physics { get; set; } = ISkeleton.Physics.Update.ToString();
@@ -57,14 +67,6 @@ namespace SpineViewer.Models
 
         public bool DebugClippings { get; set; }
 
-    }
-
-    public class TrackConfigModel
-    {
-        public string AnimationName { get; set; } = "";
-
-        public float TimeScale { get; set; } = 1f;
-
-        public float Alpha { get; set; } = 1f;
+        public override string ToString() => JsonHelper.Serialize(this);
     }
 }
diff --git a/SpineViewer/Models/SpineObjectModel.cs b/SpineViewer/Models/SpineObjectModel.cs
index e3a17b7..ee0dd97 100644
--- a/SpineViewer/Models/SpineObjectModel.cs
+++ b/SpineViewer/Models/SpineObjectModel.cs
@@ -91,6 +91,8 @@ namespace SpineViewer.Models
 
         public event EventHandler<TrackPropertyChangedEventArgs>? TrackPropertyChanged;
 
+        #region 参数面板实现
+
         public SpineVersion Version => _spineObject.Version;
 
         public string AssetsDir => _spineObject.AssetsDir;
@@ -407,6 +409,8 @@ namespace SpineViewer.Models
             set { lock (_lock) SetProperty(_spineObject.DebugClippings, value, v => _spineObject.DebugClippings = v); }
         }
 
+        #endregion
+
         public void Update(float delta)
         {
             lock (_lock) _spineObject.Update(delta);
@@ -493,41 +497,57 @@ namespace SpineViewer.Models
                     return config;
                 }
             }
-            set
+            set => ApplyObjectConfig(value);
+        }
+
+        public void ApplyObjectConfig(SpineObjectConfigModel m, SpineObjectConfigApplyFlag flag = SpineObjectConfigApplyFlag.All)
+        {
+            lock (_lock)
             {
-
-                lock (_lock)
+                if (flag == SpineObjectConfigApplyFlag.All)
                 {
-                    _spineObject.Skeleton.ScaleX = value.Scale;
-                    _spineObject.Skeleton.ScaleY = value.Scale;
+                    _spineObject.Skeleton.ScaleX = m.Scale;
+                    _spineObject.Skeleton.ScaleY = m.Scale;
                     OnPropertyChanged(nameof(Scale));
-                    SetProperty(_spineObject.Skeleton.ScaleX < 0, value.FlipX, v => _spineObject.Skeleton.ScaleX *= -1, nameof(FlipX));
-                    SetProperty(_spineObject.Skeleton.ScaleY < 0, value.FlipY, v => _spineObject.Skeleton.ScaleY *= -1, nameof(FlipY));
-                    SetProperty(_spineObject.Skeleton.X, value.X, v => _spineObject.Skeleton.X = v, nameof(X));
-                    SetProperty(_spineObject.Skeleton.Y, value.Y, v => _spineObject.Skeleton.Y = v, nameof(Y));
-                    SetProperty(_spineObject.UsePma, value.UsePma, v => _spineObject.UsePma = v, nameof(UsePma));
-                    SetProperty(_spineObject.Physics, Enum.Parse<ISkeleton.Physics>(value.Physics ?? "Update", true), v => _spineObject.Physics = v, nameof(Physics));
-                    SetProperty(_spineObject.AnimationState.TimeScale, value.TimeScale, v => _spineObject.AnimationState.TimeScale = v, nameof(TimeScale));
+                    SetProperty(_spineObject.Skeleton.ScaleX < 0, m.FlipX, v => _spineObject.Skeleton.ScaleX *= -1, nameof(FlipX));
+                    SetProperty(_spineObject.Skeleton.ScaleY < 0, m.FlipY, v => _spineObject.Skeleton.ScaleY *= -1, nameof(FlipY));
+                    SetProperty(_spineObject.Skeleton.X, m.X, v => _spineObject.Skeleton.X = v, nameof(X));
+                    SetProperty(_spineObject.Skeleton.Y, m.Y, v => _spineObject.Skeleton.Y = v, nameof(Y));
+                    SetProperty(_spineObject.UsePma, m.UsePma, v => _spineObject.UsePma = v, nameof(UsePma));
+                    SetProperty(_spineObject.Physics, Enum.Parse<ISkeleton.Physics>(m.Physics ?? "Update", true), v => _spineObject.Physics = v, nameof(Physics));
+                    SetProperty(_spineObject.AnimationState.TimeScale, m.TimeScale, v => _spineObject.AnimationState.TimeScale = v, nameof(TimeScale));
+                }
 
-                    foreach (var name in _spineObject.Data.Skins.Select(v => v.Name).Except(value.LoadedSkins))
+                if (flag == SpineObjectConfigApplyFlag.All || flag == SpineObjectConfigApplyFlag.Skin)
+                {
+                    foreach (var name in _spineObject.Data.Skins.Select(v => v.Name).Except(m.LoadedSkins))
                         if (_spineObject.SetSkinStatus(name, false))
                             SkinStatusChanged?.Invoke(this, new(name, false));
-                    foreach (var name in value.LoadedSkins)
+                    foreach (var name in m.LoadedSkins)
                         if (_spineObject.SetSkinStatus(name, true))
                             SkinStatusChanged?.Invoke(this, new(name, true));
+                }
 
-                    foreach (var (slotName, attachmentName) in value.SlotAttachment)
+                if (flag == SpineObjectConfigApplyFlag.SlotAttachement)
+                {
+                    foreach (var (slotName, attachmentName) in m.SlotAttachment)
                         if (_spineObject.SetAttachment(slotName, attachmentName))
                             SlotAttachmentChanged?.Invoke(this, new(slotName, attachmentName));
+                }
 
-                    foreach (var slotName in value.DisabledSlots)
+                if (flag == SpineObjectConfigApplyFlag.SlotVisibility)
+                {
+                    foreach (var slotName in m.DisabledSlots)
                         if (_spineObject.SetSlotVisible(slotName, false))
                             SlotVisibleChanged?.Invoke(this, new(slotName, false));
+                }
 
+                if (flag == SpineObjectConfigApplyFlag.All)
+                {
                     // XXX: 处理空动画
                     _spineObject.AnimationState.ClearTracks();
                     int trackIndex = 0;
-                    foreach (var trConfig in value.Animations)
+                    foreach (var trConfig in m.Animations)
                     {
                         if (trConfig is not null && !string.IsNullOrEmpty(trConfig.AnimationName))
                         {
@@ -545,16 +565,16 @@ namespace SpineViewer.Models
                         _spineObject.Skeleton.SetSlotsToSetupPose();
                     }
 
-                    SetProperty(_spineObject.DebugTexture, value.DebugTexture, v => _spineObject.DebugTexture = v, nameof(DebugTexture));
-                    SetProperty(_spineObject.DebugBounds, value.DebugBounds, v => _spineObject.DebugBounds = v, nameof(DebugBounds));
-                    SetProperty(_spineObject.DebugBones, value.DebugBones, v => _spineObject.DebugBones = v, nameof(DebugBones));
-                    SetProperty(_spineObject.DebugRegions, value.DebugRegions, v => _spineObject.DebugRegions = v, nameof(DebugRegions));
-                    SetProperty(_spineObject.DebugMeshHulls, value.DebugMeshHulls, v => _spineObject.DebugMeshHulls = v, nameof(DebugMeshHulls));
-                    SetProperty(_spineObject.DebugMeshes, value.DebugMeshes, v => _spineObject.DebugMeshes = v, nameof(DebugMeshes));
-                    SetProperty(_spineObject.DebugBoundingBoxes, value.DebugBoundingBoxes, v => _spineObject.DebugBoundingBoxes = v, nameof(DebugBoundingBoxes));
-                    SetProperty(_spineObject.DebugPaths, value.DebugPaths, v => _spineObject.DebugPaths = v, nameof(DebugPaths));
-                    SetProperty(_spineObject.DebugPoints, value.DebugPoints, v => _spineObject.DebugPoints = v, nameof(DebugPoints));
-                    SetProperty(_spineObject.DebugClippings, value.DebugClippings, v => _spineObject.DebugClippings = v, nameof(DebugClippings));
+                    SetProperty(_spineObject.DebugTexture, m.DebugTexture, v => _spineObject.DebugTexture = v, nameof(DebugTexture));
+                    SetProperty(_spineObject.DebugBounds, m.DebugBounds, v => _spineObject.DebugBounds = v, nameof(DebugBounds));
+                    SetProperty(_spineObject.DebugBones, m.DebugBones, v => _spineObject.DebugBones = v, nameof(DebugBones));
+                    SetProperty(_spineObject.DebugRegions, m.DebugRegions, v => _spineObject.DebugRegions = v, nameof(DebugRegions));
+                    SetProperty(_spineObject.DebugMeshHulls, m.DebugMeshHulls, v => _spineObject.DebugMeshHulls = v, nameof(DebugMeshHulls));
+                    SetProperty(_spineObject.DebugMeshes, m.DebugMeshes, v => _spineObject.DebugMeshes = v, nameof(DebugMeshes));
+                    SetProperty(_spineObject.DebugBoundingBoxes, m.DebugBoundingBoxes, v => _spineObject.DebugBoundingBoxes = v, nameof(DebugBoundingBoxes));
+                    SetProperty(_spineObject.DebugPaths, m.DebugPaths, v => _spineObject.DebugPaths = v, nameof(DebugPaths));
+                    SetProperty(_spineObject.DebugPoints, m.DebugPoints, v => _spineObject.DebugPoints = v, nameof(DebugPoints));
+                    SetProperty(_spineObject.DebugClippings, m.DebugClippings, v => _spineObject.DebugClippings = v, nameof(DebugClippings));
                 }
             }
         }
@@ -613,6 +633,17 @@ namespace SpineViewer.Models
         #endregion
     }
 
+    /// <summary>
+    /// 可选的应用部分模型参数项
+    /// </summary>
+    public enum SpineObjectConfigApplyFlag
+    {
+        All,
+        Skin,
+        SlotAttachement,
+        SlotVisibility,
+    }
+
     public class SkinStatusChangedEventArgs(string name, bool status) : EventArgs
     {
         public string Name { get; } = name;
diff --git a/SpineViewer/Models/LastStateModel.cs b/SpineViewer/Models/UserStateModel.cs
similarity index 94%
rename from SpineViewer/Models/LastStateModel.cs
rename to SpineViewer/Models/UserStateModel.cs
index 17eb9d3..25eedaa 100644
--- a/SpineViewer/Models/LastStateModel.cs
+++ b/SpineViewer/Models/UserStateModel.cs
@@ -8,7 +8,7 @@ using System.Windows.Media;
 
 namespace SpineViewer.Models
 {
-    public class LastStateModel
+    public class UserStateModel
     {
         #region 画面布局状态
 
@@ -18,6 +18,7 @@ namespace SpineViewer.Models
         public double WindowHeight { get; set; }
         public WindowState WindowState { get; set; }
         
+        public bool RootGridCol0Folded { get; set; }
         public double RootGridCol0Width { get; set; }
         public double RootGridCol2Width { get; set; }
 
diff --git a/SpineViewer/Resources/Geometries.xaml b/SpineViewer/Resources/Geometries.xaml
index da435a8..2ed3191 100644
--- a/SpineViewer/Resources/Geometries.xaml
+++ b/SpineViewer/Resources/Geometries.xaml
@@ -13,4 +13,9 @@
     <Geometry x:Key="Geo_Stop" o:Freeze="True">M320 96c17.7 0 32 14.3 32 32l0 256c0 17.7-14.3 32-32 32L64 416c-17.7 0-32-14.3-32-32l0-256c0-17.7 14.3-32 32-32l256 0zM64 64C28.7 64 0 92.7 0 128L0 384c0 35.3 28.7 64 64 64l256 0c35.3 0 64-28.7 64-64l0-256c0-35.3-28.7-64-64-64L64 64z</Geometry>
     <Geometry x:Key="Geo_Folder" o:Freeze="True">M0 96C0 60.7 28.7 32 64 32l132.1 0c19.1 0 37.4 7.6 50.9 21.1L289.9 96 448 96c35.3 0 64 28.7 64 64l0 256c0 35.3-28.7 64-64 64L64 480c-35.3 0-64-28.7-64-64L0 96zM64 80c-8.8 0-16 7.2-16 16l0 320c0 8.8 7.2 16 16 16l384 0c8.8 0 16-7.2 16-16l0-256c0-8.8-7.2-16-16-16l-161.4 0c-10.6 0-20.8-4.2-28.3-11.7L213.1 87c-4.5-4.5-10.6-7-17-7L64 80z</Geometry>
     <Geometry x:Key="Geo_ArrowRotateRight" o:Freeze="True">M472 224c13.3 0 24-10.7 24-24l0-144c0-13.3-10.7-24-24-24s-24 10.7-24 24l0 80.1-20-23.5C387 63.4 325.1 32 256 32C132.3 32 32 132.3 32 256s100.3 224 224 224c50.4 0 97-16.7 134.4-44.8c10.6-8 12.7-23 4.8-33.6s-23-12.7-33.6-4.8C332.2 418.9 295.7 432 256 432c-97.2 0-176-78.8-176-176s78.8-176 176-176c54.3 0 102.9 24.6 135.2 63.4l.1 .2s0 0 0 0L418.9 176 328 176c-13.3 0-24 10.7-24 24s10.7 24 24 24l144 0z</Geometry>
+    <Geometry x:Key="Geo_Cubes" o:Freeze="True">M348 62.7C330.7 52.7 309.3 52.7 292 62.7L207.8 111.3C190.5 121.3 179.8 139.8 179.8 159.8L179.8 261.7L91.5 312.7C74.2 322.7 63.5 341.2 63.5 361.2L63.5 458.5C63.5 478.5 74.2 497 91.5 507L175.8 555.6C193.1 565.6 214.5 565.6 231.8 555.6L320.1 504.6L408.4 555.6C425.7 565.6 447.1 565.6 464.4 555.6L548.5 507C565.8 497 576.5 478.5 576.5 458.5L576.5 361.2C576.5 341.2 565.8 322.7 548.5 312.7L460.2 261.7L460.2 159.8C460.2 139.8 449.5 121.3 432.2 111.3L348 62.7zM135.5 342.7L203.8 303.3L272.1 342.7L203.8 382.1L135.5 342.7zM111.5 384.3L179.8 423.7L179.8 502.5L115.5 465.4C113 464 111.5 461.3 111.5 458.5L111.5 384.3zM227.8 502.5L227.8 423.7L296.1 384.3L296.1 463.1L227.8 502.5zM344 384.3L412.3 423.7L412.3 502.5L344 463.1L344 384.3zM460.3 502.5L460.3 423.7L528.6 384.3L528.6 458.5C528.6 461.4 527.1 464 524.6 465.4L460.3 502.5zM504.6 342.7L436.3 382.1L368 342.7L436.3 303.3L504.6 342.7zM344 301.2L344 222.4L412.3 183L412.3 261.8L344 301.2zM388.3 141.4L320 180.8L251.8 141.4L316 104.3C318.5 102.9 321.5 102.9 324 104.3L388.3 141.4zM227.8 182.9L296.1 222.3L296.1 301.1L227.8 261.7L227.8 182.9z</Geometry>
+    <Geometry x:Key="Geo_Image" o:Freeze="True">M160 144C151.2 144 144 151.2 144 160L144 480C144 488.8 151.2 496 160 496L480 496C488.8 496 496 488.8 496 480L496 160C496 151.2 488.8 144 480 144L160 144zM96 160C96 124.7 124.7 96 160 96L480 96C515.3 96 544 124.7 544 160L544 480C544 515.3 515.3 544 480 544L160 544C124.7 544 96 515.3 96 480L96 160zM224 192C241.7 192 256 206.3 256 224C256 241.7 241.7 256 224 256C206.3 256 192 241.7 192 224C192 206.3 206.3 192 224 192zM360 264C368.5 264 376.4 268.5 380.7 275.8L460.7 411.8C465.1 419.2 465.1 428.4 460.8 435.9C456.5 443.4 448.6 448 440 448L200 448C191.1 448 182.8 443 178.7 435.1C174.6 427.2 175.2 417.6 180.3 410.3L236.3 330.3C240.8 323.9 248.1 320.1 256 320.1C263.9 320.1 271.2 323.9 275.7 330.3L292.9 354.9L339.4 275.9C343.7 268.6 351.6 264.1 360.1 264.1z</Geometry>
+    <Geometry x:Key="Geo_File" o:Freeze="True">M304 112L192 112C183.2 112 176 119.2 176 128L176 512C176 520.8 183.2 528 192 528L448 528C456.8 528 464 520.8 464 512L464 272L376 272C336.2 272 304 239.8 304 200L304 112zM444.1 224L352 131.9L352 200C352 213.3 362.7 224 376 224L444.1 224zM128 128C128 92.7 156.7 64 192 64L325.5 64C342.5 64 358.8 70.7 370.8 82.7L493.3 205.3C505.3 217.3 512 233.6 512 250.6L512 512C512 547.3 483.3 576 448 576L192 576C156.7 576 128 547.3 128 512L128 128z</Geometry>
+    <Geometry x:Key="Geo_Gear" o:Freeze="True">M269.5 156.7L283.2 96L356.8 96L370.5 156.7C372.2 164.1 377.3 170.3 384.3 173.4C395.1 178.2 405.3 184.1 414.7 191C420.8 195.5 428.8 196.9 436.1 194.6L495.6 176.1L532.4 239.9L486.6 282.2C481 287.4 478.2 294.9 479 302.4C480.3 313.9 480.3 326.1 479 337.6C478.2 345.2 481 352.7 486.6 357.8L532.4 400.1L495.6 463.9L436.1 445.4C428.8 443.1 420.9 444.5 414.7 449C405.3 455.9 395.1 461.9 384.3 466.6C377.3 469.7 372.2 475.9 370.5 483.3L356.8 544L283.2 544L269.5 483.3C267.8 475.9 262.7 469.7 255.7 466.6C244.9 461.8 234.7 455.9 225.3 449C219.2 444.5 211.2 443.1 203.9 445.4L144.4 463.9L107.6 400.1L153.4 357.8C159 352.6 161.8 345.1 161 337.6C159.7 326.1 159.7 313.9 161 302.4C161.8 294.8 159 287.3 153.4 282.2L107.6 239.9L144.4 176.1L203.9 194.6C211.2 196.9 219.1 195.5 225.3 191C234.7 184.1 244.9 178.1 255.7 173.4C262.7 170.3 267.8 164.1 269.5 156.7zM276.8 48C258.1 48 241.9 61 237.8 79.2L225.2 134.8C218.9 138 212.9 141.5 207 145.3L152.6 128.4C134.7 122.8 115.4 130.4 106.1 146.6L62.9 221.4C53.6 237.6 56.7 258.1 70.4 270.8L112.3 309.5C112 316.4 112 323.5 112.3 330.5L70.4 369.2C56.7 381.9 53.5 402.4 62.9 418.6L106.1 493.4C115.4 509.6 134.8 517.1 152.6 511.6L207.1 494.7C213 498.5 219 502 225.3 505.2L237.9 560.8C242 579 258.2 592 276.9 592L363.3 592C382 592 398.2 579 402.3 560.8L414.9 505.2C421.2 502 427.2 498.5 433.1 494.7L487.6 511.6C505.5 517.2 524.8 509.6 534.1 493.4L577.3 418.6C586.6 402.4 583.5 381.9 569.8 369.2L527.9 330.5C528.2 323.6 528.2 316.5 527.9 309.5L569.8 270.8C583.5 258.1 586.6 237.6 577.3 221.4L534 146.6C524.6 130.4 505.3 122.9 487.5 128.4L433 145.3C427.1 141.5 421.1 138 414.8 134.8L402.3 79.2C398.1 61 381.9 48 363.2 48L276.8 48zM368 320C368 346.5 346.5 368 320 368C293.5 368 272 346.5 272 320C272 293.5 293.5 272 320 272C346.5 272 368 293.5 368 320zM320 224C267 224 224 267 224 320C224 373 267 416 320 416C373 416 416 373 416 320C416 267 373 224 320 224z</Geometry>
+    <Geometry x:Key="Geo_Sliders" o:Freeze="True">M88 136C74.7 136 64 146.7 64 160C64 173.3 74.7 184 88 184L179.7 184C189.9 216.5 220.2 240 256 240C291.8 240 322.1 216.5 332.3 184L552 184C565.3 184 576 173.3 576 160C576 146.7 565.3 136 552 136L332.3 136C322.1 103.5 291.8 80 256 80C220.2 80 189.9 103.5 179.7 136L88 136zM88 296C74.7 296 64 306.7 64 320C64 333.3 74.7 344 88 344L339.7 344C349.9 376.5 380.2 400 416 400C451.8 400 482.1 376.5 492.3 344L552 344C565.3 344 576 333.3 576 320C576 306.7 565.3 296 552 296L492.3 296C482.1 263.5 451.8 240 416 240C380.2 240 349.9 263.5 339.7 296L88 296zM88 456C74.7 456 64 466.7 64 480C64 493.3 74.7 504 88 504L147.7 504C157.9 536.5 188.2 560 224 560C259.8 560 290.1 536.5 300.3 504L552 504C565.3 504 576 493.3 576 480C576 466.7 565.3 456 552 456L300.3 456C290.1 423.5 259.8 400 224 400C188.2 400 157.9 423.5 147.7 456L88 456zM224 512C206.3 512 192 497.7 192 480C192 462.3 206.3 448 224 448C241.7 448 256 462.3 256 480C256 497.7 241.7 512 224 512zM416 352C398.3 352 384 337.7 384 320C384 302.3 398.3 288 416 288C433.7 288 448 302.3 448 320C448 337.7 433.7 352 416 352zM224 160C224 142.3 238.3 128 256 128C273.7 128 288 142.3 288 160C288 177.7 273.7 192 256 192C238.3 192 224 177.7 224 160z</Geometry>
 </ResourceDictionary>
diff --git a/SpineViewer/Resources/Strings/en.xaml b/SpineViewer/Resources/Strings/en.xaml
index 386cf0d..418e0c5 100644
--- a/SpineViewer/Resources/Strings/en.xaml
+++ b/SpineViewer/Resources/Strings/en.xaml
@@ -45,7 +45,11 @@
     <s:String x:Key="Str_Reload">Reload</s:String>
     <s:String x:Key="Str_MoveUpSpineObject">Move Up</s:String>
     <s:String x:Key="Str_MoveDownSpineObject">Move Down</s:String>
+    <s:String x:Key="Str_SpineObjectConfig">Model Config</s:String>
     <s:String x:Key="Str_CopySpineObjectConfig">Copy Config</s:String>
+    <s:String x:Key="Str_CopySpineObjectSkinConfig">Copy Parameters (Skin Only)</s:String>
+    <s:String x:Key="Str_CopySpineObjectSlotAttachmentConfig">Copy Parameters (Slot Attachments Only)</s:String>
+    <s:String x:Key="Str_CopySpineObjectSlotVisibilityConfig">Copy Parameters (Slot Visibility Only)</s:String>
     <s:String x:Key="Str_ApplySpineObjectConfig">Apply Config</s:String>
     <s:String x:Key="Str_SaveSpineObjectConfigToFile">Save Config to File...</s:String>
     <s:String x:Key="Str_ApplySpineObjectConfigFromFile">Apply Config from File...</s:String>
@@ -78,13 +82,13 @@
     <s:String x:Key="Str_Y">Y</s:String>
 
     <s:String x:Key="Str_Skin">Skin</s:String>
-    <s:String x:Key="Str_EnableSkins">Enable Skins</s:String>
-    <s:String x:Key="Str_DisableSkins">Disable Skins</s:String>
+    <s:String x:Key="Str_Enable">Enable</s:String>
+    <s:String x:Key="Str_Disable">Disable</s:String>
+    <s:String x:Key="Str_EnableAll">Enable All</s:String>
+    <s:String x:Key="Str_DisableAll">Disable All</s:String>
 
     <s:String x:Key="Str_Slot">Slot</s:String>
     <s:String x:Key="Str_ClearSlotsAttachment">Clear Slots Attachment</s:String>
-    <s:String x:Key="Str_EnableSlots">Enable Slots</s:String>
-    <s:String x:Key="Str_DisableSlots">Disable Slots</s:String>
 
     <s:String x:Key="Str_Animation">Animation</s:String>
     <s:String x:Key="Str_AppendTrack">Add</s:String>
diff --git a/SpineViewer/Resources/Strings/ja.xaml b/SpineViewer/Resources/Strings/ja.xaml
index 8dff2b9..766eb13 100644
--- a/SpineViewer/Resources/Strings/ja.xaml
+++ b/SpineViewer/Resources/Strings/ja.xaml
@@ -45,7 +45,11 @@
     <s:String x:Key="Str_Reload">再読み込み</s:String>
     <s:String x:Key="Str_MoveUpSpineObject">上へ移動</s:String>
     <s:String x:Key="Str_MoveDownSpineObject">下へ移動</s:String>
+    <s:String x:Key="Str_SpineObjectConfig">モデル設定</s:String>
     <s:String x:Key="Str_CopySpineObjectConfig">パラメーターをコピー</s:String>
+    <s:String x:Key="Str_CopySpineObjectSkinConfig">パラメーターをコピー（スキンのみ）</s:String>
+    <s:String x:Key="Str_CopySpineObjectSlotAttachmentConfig">パラメーターをコピー（スロットのアタッチメントのみ）</s:String>
+    <s:String x:Key="Str_CopySpineObjectSlotVisibilityConfig">パラメーターをコピー（スロットの表示状態のみ）</s:String>
     <s:String x:Key="Str_ApplySpineObjectConfig">パラメーターを適用</s:String>
     <s:String x:Key="Str_SaveSpineObjectConfigToFile">パラメータファイルを保存...</s:String>
     <s:String x:Key="Str_ApplySpineObjectConfigFromFile">パラメータファイルを適用...</s:String>
@@ -78,13 +82,13 @@
     <s:String x:Key="Str_Y">Y座標</s:String>
 
     <s:String x:Key="Str_Skin">スキン</s:String>
-    <s:String x:Key="Str_EnableSkins">有効</s:String>
-    <s:String x:Key="Str_DisableSkins">無効</s:String>
+    <s:String x:Key="Str_Enable">有効にする</s:String>
+    <s:String x:Key="Str_Disable">無効にする</s:String>
+    <s:String x:Key="Str_EnableAll">すべて有効にする</s:String>
+    <s:String x:Key="Str_DisableAll">すべて無効にする</s:String>
 
     <s:String x:Key="Str_Slot">スロット</s:String>
     <s:String x:Key="Str_ClearSlotsAttachment">アタッチメントをクリア</s:String>
-    <s:String x:Key="Str_EnableSlots">有効</s:String>
-    <s:String x:Key="Str_DisableSlots">無効</s:String>
 
     <s:String x:Key="Str_Animation">アニメーション</s:String>
     <s:String x:Key="Str_AppendTrack">追加</s:String>
diff --git a/SpineViewer/Resources/Strings/zh.xaml b/SpineViewer/Resources/Strings/zh.xaml
index d99a38b..95d462f 100644
--- a/SpineViewer/Resources/Strings/zh.xaml
+++ b/SpineViewer/Resources/Strings/zh.xaml
@@ -45,7 +45,11 @@
     <s:String x:Key="Str_Reload">重新加载</s:String>
     <s:String x:Key="Str_MoveUpSpineObject">上移</s:String>
     <s:String x:Key="Str_MoveDownSpineObject">下移</s:String>
+    <s:String x:Key="Str_SpineObjectConfig">模型参数</s:String>
     <s:String x:Key="Str_CopySpineObjectConfig">复制参数</s:String>
+    <s:String x:Key="Str_CopySpineObjectSkinConfig">复制参数（仅皮肤）</s:String>
+    <s:String x:Key="Str_CopySpineObjectSlotAttachmentConfig">复制参数（仅插槽附件）</s:String>
+    <s:String x:Key="Str_CopySpineObjectSlotVisibilityConfig">复制参数（仅插槽可见性）</s:String>
     <s:String x:Key="Str_ApplySpineObjectConfig">应用参数</s:String>
     <s:String x:Key="Str_SaveSpineObjectConfigToFile">保存参数文件...</s:String>
     <s:String x:Key="Str_ApplySpineObjectConfigFromFile">应用参数文件...</s:String>
@@ -78,13 +82,13 @@
     <s:String x:Key="Str_Y">纵坐标</s:String>
 
     <s:String x:Key="Str_Skin">皮肤</s:String>
-    <s:String x:Key="Str_EnableSkins">启用</s:String>
-    <s:String x:Key="Str_DisableSkins">禁用</s:String>
+    <s:String x:Key="Str_Enable">启用</s:String>
+    <s:String x:Key="Str_Disable">禁用</s:String>
+    <s:String x:Key="Str_EnableAll">全部启用</s:String>
+    <s:String x:Key="Str_DisableAll">全部禁用</s:String>
 
     <s:String x:Key="Str_Slot">插槽</s:String>
     <s:String x:Key="Str_ClearSlotsAttachment">清除附件</s:String>
-    <s:String x:Key="Str_EnableSlots">启用</s:String>
-    <s:String x:Key="Str_DisableSlots">禁用</s:String>
 
     <s:String x:Key="Str_Animation">动画</s:String>
     <s:String x:Key="Str_AppendTrack">添加</s:String>
diff --git a/SpineViewer/Resources/Theme.xaml b/SpineViewer/Resources/Theme.xaml
index df5eeee..fb363f5 100644
--- a/SpineViewer/Resources/Theme.xaml
+++ b/SpineViewer/Resources/Theme.xaml
@@ -34,7 +34,7 @@
 
     <Style x:Key="MyListBoxBaseStyle" TargetType="{x:Type ListBox}" BasedOn="{StaticResource ListBoxBaseStyle}">
         <Setter Property="SelectionMode" Value="Extended"/>
-        <Setter Property="VirtualizingPanel.IsVirtualizing" Value="False"/>
+        <!--<Setter Property="VirtualizingPanel.IsVirtualizing" Value="False"/>-->
         <Setter Property="ScrollViewer.HorizontalScrollBarVisibility" Value="Visible"/>
         <Setter Property="ItemContainerStyle">
             <Setter.Value>
@@ -49,7 +49,7 @@
 
     <Style x:Key="MyListViewBaseStyle" TargetType="{x:Type ListView}" BasedOn="{StaticResource ListViewBaseStyle}">
         <Setter Property="SelectionMode" Value="Extended"/>
-        <Setter Property="VirtualizingPanel.IsVirtualizing" Value="False"/>
+        <!--<Setter Property="VirtualizingPanel.IsVirtualizing" Value="False"/>-->
         <Setter Property="Background" Value="Transparent"/>
         <Setter Property="ItemContainerStyle" Value="{StaticResource ListViewItemBaseStyle.Small}"/>
     </Style>
@@ -76,6 +76,29 @@
         </Style.Triggers>
     </Style>
 
+    <Style x:Key="MyTabItemHeaderPathStyle" TargetType="Path">
+        <Setter Property="Stretch" Value="Uniform"/>
+        <Setter Property="Stroke" Value="{DynamicResource PrimaryTextBrush}"/>
+        <Setter Property="StrokeThickness" Value="20"/>
+        <Style.Triggers>
+            <DataTrigger Binding="{Binding RelativeSource={RelativeSource AncestorType=TabItem}, Path=IsSelected}" Value="True">
+                <Setter Property="Stroke" Value="{DynamicResource PrimaryBrush}"/>
+            </DataTrigger>
+        </Style.Triggers>
+    </Style>
+
+    <Style x:Key="MyTabItemHeaderContainerStyle" TargetType="Border">
+        <Setter Property="Background" Value="{DynamicResource RegionBrush}"/>
+        <Setter Property="Margin" Value="-10 -5 -8 -5"/>
+        <Setter Property="Padding" Value="10 5"/>
+        <Style.Triggers>
+            <Trigger Property="IsMouseOver" Value="True">
+                <Setter Property="Cursor" Value="Hand"/>
+                <Setter Property="Background" Value="{DynamicResource SecondaryRegionBrush}"/>
+            </Trigger>
+        </Style.Triggers>
+    </Style>
+
     <Style TargetType="{x:Type GridSplitter}" BasedOn="{StaticResource MyGridSplitterBaseStyle}"/>
     <Style TargetType="{x:Type ToggleButton}" BasedOn="{StaticResource MyToggleButtonBaseStyle}"/>
     <Style TargetType="{x:Type ListBox}" BasedOn="{StaticResource MyListBoxBaseStyle}"/>
diff --git a/SpineViewer/SpineViewer.csproj b/SpineViewer/SpineViewer.csproj
index f621c47..c839c81 100644
--- a/SpineViewer/SpineViewer.csproj
+++ b/SpineViewer/SpineViewer.csproj
@@ -7,7 +7,7 @@
         <TargetFramework>net8.0-windows</TargetFramework>
         <BaseOutputPath>$(SolutionDir)out</BaseOutputPath>
         <IncludeSourceRevisionInInformationalVersion>false</IncludeSourceRevisionInInformationalVersion>
-        <Version>0.16.7</Version>
+        <Version>0.16.8</Version>
         <OutputType>WinExe</OutputType>
         <UseWPF>true</UseWPF>
     </PropertyGroup>
diff --git a/SpineViewer/Utils/JsonHelper.cs b/SpineViewer/Utils/JsonHelper.cs
index 6efb3d2..f37c220 100644
--- a/SpineViewer/Utils/JsonHelper.cs
+++ b/SpineViewer/Utils/JsonHelper.cs
@@ -32,6 +32,7 @@ namespace SpineViewer.Utils
         private static readonly JsonSerializerOptions _jsonOptions = new()
         {
             WriteIndented = true,
+            IndentSize = 4,
             Encoder = JavaScriptEncoder.UnsafeRelaxedJsonEscaping,
             AllowTrailingCommas = true,
             ReadCommentHandling = JsonCommentHandling.Skip
@@ -47,7 +48,6 @@ namespace SpineViewer.Utils
                 if (!quietForNotExist)
                 {
                     _logger.Error("Json file {0} not found", path);
-                    MessagePopupService.Error($"Json file {path} not found");
                 }
             }
             else
@@ -62,13 +62,11 @@ namespace SpineViewer.Utils
                         return true;
                     }
                     _logger.Error("Null data in file {0}", path);
-                    MessagePopupService.Error($"Null data in file {path}");
                 }
                 catch (Exception ex)
                 {
                     _logger.Trace(ex.ToString());
                     _logger.Error("Failed to read json file {0}, {1}", path, ex.Message);
-                    MessagePopupService.Error($"Failed to read json file {path}, {ex.ToString()}");
                 }
             }
             obj = default;
@@ -90,11 +88,24 @@ namespace SpineViewer.Utils
             {
                 _logger.Trace(ex.ToString());
                 _logger.Error("Failed to save json file {0}, {1}", path, ex.Message);
-                MessagePopupService.Error($"Failed to save json file {path}, {ex.ToString()}");
                 return false;
             }
             return true;
         }
+
+        public static string Serialize<T>(T obj)
+        {
+            try
+            {
+                return JsonSerializer.Serialize(obj, _jsonOptions);
+            }
+            catch (Exception ex)
+            {
+                _logger.Trace(ex.ToString());
+                _logger.Error("Failed to serialize json object {0}", ex.Message);
+                return string.Empty;
+            }
+        }
     }
 
     public class ColorJsonConverter : JsonConverter<Color>
diff --git a/SpineViewer/Utils/PropertyWatcher.cs b/SpineViewer/Utils/PropertyWatcher.cs
new file mode 100644
index 0000000..6cbd471
--- /dev/null
+++ b/SpineViewer/Utils/PropertyWatcher.cs
@@ -0,0 +1,31 @@
+using System;
+using System.Collections.Generic;
+using System.ComponentModel;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+using System.Windows;
+
+namespace SpineViewer.Utils
+{
+    public static class PropertyWatcher
+    {
+        public static IDisposable Watch(DependencyObject target, DependencyProperty property, Action callback)
+        {
+            var dpd = DependencyPropertyDescriptor.FromProperty(property, target.GetType());
+            if (dpd == null) return null;
+
+            EventHandler handler = (s, e) => callback();
+            dpd.AddValueChanged(target, handler);
+
+            return new Unsubscriber(() => dpd.RemoveValueChanged(target, handler));
+        }
+
+        private class Unsubscriber : IDisposable
+        {
+            private readonly Action _dispose;
+            public Unsubscriber(Action dispose) => _dispose = dispose;
+            public void Dispose() => _dispose();
+        }
+    }
+}
diff --git a/SpineViewer/ViewModels/Exporters/CustomFFmpegExporterViewModel.cs b/SpineViewer/ViewModels/Exporters/CustomFFmpegExporterViewModel.cs
index 7dcc382..f1afde6 100644
--- a/SpineViewer/ViewModels/Exporters/CustomFFmpegExporterViewModel.cs
+++ b/SpineViewer/ViewModels/Exporters/CustomFFmpegExporterViewModel.cs
@@ -36,7 +36,7 @@ namespace SpineViewer.ViewModels.Exporters
         public string? CustomArgs { get => _customArgs; set => SetProperty(ref _customArgs, value); }
         protected string? _customArgs;
 
-        private string FormatSuffix => $".{_format.ToString().ToLower()}";
+        private string FormatSuffix => $".{_format.ToString().ToLowerInvariant()}";
 
         public override string? Validate()
         {
diff --git a/SpineViewer/ViewModels/Exporters/FFmpegVideoExporterViewModel.cs b/SpineViewer/ViewModels/Exporters/FFmpegVideoExporterViewModel.cs
index fb2f532..474c03b 100644
--- a/SpineViewer/ViewModels/Exporters/FFmpegVideoExporterViewModel.cs
+++ b/SpineViewer/ViewModels/Exporters/FFmpegVideoExporterViewModel.cs
@@ -77,7 +77,7 @@ namespace SpineViewer.ViewModels.Exporters
         public bool EnableParamProfile =>
             _format == FFmpegVideoExporter.VideoFormat.Mov;
 
-        private string FormatSuffix => $".{_format.ToString().ToLower()}";
+        private string FormatSuffix => $".{_format.ToString().ToLowerInvariant()}";
 
         protected override void Export(SpineObjectModel[] models)
         {
diff --git a/SpineViewer/ViewModels/Exporters/FrameExporterViewModel.cs b/SpineViewer/ViewModels/Exporters/FrameExporterViewModel.cs
index a30363a..5a27099 100644
--- a/SpineViewer/ViewModels/Exporters/FrameExporterViewModel.cs
+++ b/SpineViewer/ViewModels/Exporters/FrameExporterViewModel.cs
@@ -34,7 +34,7 @@ namespace SpineViewer.ViewModels.Exporters
             {
                 if (_format == SKEncodedImageFormat.Heif) return ".jpeg";
                 else if (_format == SKEncodedImageFormat.Jpegxl) return ".jpeg";
-                else return $".{_format.ToString().ToLower()}";
+                else return $".{_format.ToString().ToLowerInvariant()}";
             }
         }
 
diff --git a/SpineViewer/ViewModels/MainWindow/ExplorerListViewModel.cs b/SpineViewer/ViewModels/MainWindow/ExplorerListViewModel.cs
index 0f85b90..3a56496 100644
--- a/SpineViewer/ViewModels/MainWindow/ExplorerListViewModel.cs
+++ b/SpineViewer/ViewModels/MainWindow/ExplorerListViewModel.cs
@@ -333,7 +333,7 @@ namespace SpineViewer.ViewModels.MainWindow
                 {
                     foreach (var file in Directory.EnumerateFiles(_currentDirectory, "*.*", SearchOption.AllDirectories))
                     {
-                        var lowerPath = file.ToLower();
+                        var lowerPath = file.ToLowerInvariant();
                         if (SpineObject.PossibleSuffixMapping.Keys.Any(lowerPath.EndsWith))
                             _items.Add(new(file));
                     }
diff --git a/SpineViewer/ViewModels/MainWindow/MainWindowViewModel.cs b/SpineViewer/ViewModels/MainWindow/MainWindowViewModel.cs
index 33247c5..c86ee78 100644
--- a/SpineViewer/ViewModels/MainWindow/MainWindowViewModel.cs
+++ b/SpineViewer/ViewModels/MainWindow/MainWindowViewModel.cs
@@ -32,15 +32,19 @@ namespace SpineViewer.ViewModels.MainWindow
         /// <summary>
         /// 指示是否通过托盘图标进行退出
         /// </summary>
-        public bool IsShuttingDownFromTray => _isShuttingDownFromTray;
+        public bool IsShuttingDownFromTray
+        {
+            get => _isShuttingDownFromTray;
+            private set => SetProperty(ref _isShuttingDownFromTray, value);
+        }
         private bool _isShuttingDownFromTray;
 
-        public bool? CloseToTray
+        public bool CloseToTray
         {
             get => _closeToTray;
             set => SetProperty(ref _closeToTray, value);
         }
-        private bool? _closeToTray = null;
+        private bool _closeToTray;
 
         public string AutoRunWorkspaceConfigPath
         {
@@ -109,8 +113,7 @@ namespace SpineViewer.ViewModels.MainWindow
 
         public RelayCommand Cmd_ExitFromTray => _cmd_ExitFromTray ??= new(() =>
         {
-            _isShuttingDownFromTray = true;
-            OnPropertyChanged(nameof(IsShuttingDownFromTray));
+            IsShuttingDownFromTray = true;
             App.Current.Shutdown();
         });
         private RelayCommand? _cmd_ExitFromTray;
diff --git a/SpineViewer/ViewModels/MainWindow/PreferenceViewModel.cs b/SpineViewer/ViewModels/MainWindow/PreferenceViewModel.cs
index 41d42a8..5b07df6 100644
--- a/SpineViewer/ViewModels/MainWindow/PreferenceViewModel.cs
+++ b/SpineViewer/ViewModels/MainWindow/PreferenceViewModel.cs
@@ -295,7 +295,7 @@ namespace SpineViewer.ViewModels.MainWindow
             set => SetProperty(_vmMain.SFMLRendererViewModel.WallpaperView, value, v => _vmMain.SFMLRendererViewModel.WallpaperView = v);
         }
 
-        public bool? CloseToTray
+        public bool CloseToTray
         {
             get => _vmMain.CloseToTray;
             set => SetProperty(_vmMain.CloseToTray, value, v => _vmMain.CloseToTray = v);
diff --git a/SpineViewer/ViewModels/MainWindow/SpineObjectListViewModel.cs b/SpineViewer/ViewModels/MainWindow/SpineObjectListViewModel.cs
index 0615ac4..a6cda79 100644
--- a/SpineViewer/ViewModels/MainWindow/SpineObjectListViewModel.cs
+++ b/SpineViewer/ViewModels/MainWindow/SpineObjectListViewModel.cs
@@ -34,6 +34,7 @@ namespace SpineViewer.ViewModels.MainWindow
         /// 临时对象, 存储复制的模型参数
         /// </summary>
         private SpineObjectConfigModel? _copiedSpineObjectConfigModel = null;
+        private SpineObjectConfigApplyFlag _copiedConfigFlag = SpineObjectConfigApplyFlag.All;
 
         public SpineObjectListViewModel(MainWindowViewModel mainViewModel)
         {
@@ -99,6 +100,127 @@ namespace SpineViewer.ViewModels.MainWindow
             }
         }
 
+        /// <summary>
+        /// 从路径列表添加对象
+        /// </summary>
+        /// <param name="paths">可以是文件和文件夹</param>
+        public void AddSpineObjectFromFileList(IEnumerable<string> paths)
+        {
+            List<string> validPaths = [];
+            foreach (var path in paths)
+            {
+                if (File.Exists(path))
+                {
+                    var lowerPath = path.ToLowerInvariant();
+                    if (SpineObject.PossibleSuffixMapping.Keys.Any(lowerPath.EndsWith))
+                        validPaths.Add(path);
+                }
+                else if (Directory.Exists(path))
+                {
+                    foreach (var file in Directory.EnumerateFiles(path, "*.*", SearchOption.AllDirectories))
+                    {
+                        var lowerPath = file.ToLowerInvariant();
+                        if (SpineObject.PossibleSuffixMapping.Keys.Any(lowerPath.EndsWith))
+                            validPaths.Add(file);
+                    }
+                }
+            }
+
+            if (validPaths.Count > 1)
+            {
+                if (validPaths.Count > 100)
+                {
+                    if (!MessagePopupService.OKCancel(string.Format(AppResource.Str_TooManyItemsToAddQuest, validPaths.Count)))
+                        return;
+                }
+                ProgressService.RunAsync((pr, ct) => AddSpineObjectsTask(
+                    validPaths.ToArray(), pr, ct),
+                    AppResource.Str_AddSpineObjectsTitle
+                );
+            }
+            else if (validPaths.Count > 0)
+            {
+                InsertSpineObject(validPaths[0]);
+                _logger.LogCurrentProcessMemoryUsage();
+            }
+        }
+
+        /// <summary>
+        /// 用于后台添加模型的任务方法
+        /// </summary>
+        private void AddSpineObjectsTask(string[] paths, IProgressReporter reporter, CancellationToken ct)
+        {
+            int totalCount = paths.Length;
+            int success = 0;
+            int error = 0;
+
+            _vmMain.ProgressState = TaskbarItemProgressState.Normal;
+            _vmMain.ProgressValue = 0;
+
+            reporter.Total = totalCount;
+            reporter.Done = 0;
+            reporter.ProgressText = $"[0/{totalCount}]";
+            for (int i = 0; i < totalCount; i++)
+            {
+                if (ct.IsCancellationRequested) break;
+
+                var skelPath = paths[i];
+                reporter.ProgressText = $"[{i}/{totalCount}] {skelPath}";
+
+                if (InsertSpineObject(skelPath))
+                    success++;
+                else
+                    error++;
+
+                reporter.Done = i + 1;
+                reporter.ProgressText = $"[{i + 1}/{totalCount}] {skelPath}";
+                _vmMain.ProgressValue = (i + 1f) / totalCount;
+            }
+            _vmMain.ProgressState = TaskbarItemProgressState.None;
+
+            if (error > 0)
+                _logger.Warn("Batch load {0} successfully, {1} failed", success, error);
+            else
+                _logger.Info("{0} skel loaded successfully", success);
+
+            _logger.LogCurrentProcessMemoryUsage();
+        }
+
+        /// <summary>
+        /// 安全地在列表头添加一个模型, 发生错误会输出日志
+        /// </summary>
+        /// <returns>是否添加成功</returns>
+        private bool InsertSpineObject(string skelPath, string? atlasPath = null)
+        {
+            try
+            {
+                var sp = new SpineObjectModel(skelPath, atlasPath);
+                lock (_spineObjectModels.Lock) _spineObjectModels.Insert(0, sp);
+                if (Application.Current.Dispatcher.CheckAccess())
+                {
+                    RequestSelectionChanging?.Invoke(this, new(NotifyCollectionChangedAction.Reset));
+                    RequestSelectionChanging?.Invoke(this, new(NotifyCollectionChangedAction.Add, sp));
+                }
+                else
+                {
+                    Application.Current.Dispatcher.Invoke(() =>
+                    {
+                        RequestSelectionChanging?.Invoke(this, new(NotifyCollectionChangedAction.Reset));
+                        RequestSelectionChanging?.Invoke(this, new(NotifyCollectionChangedAction.Add, sp));
+                    });
+                }
+                return true;
+            }
+            catch (Exception ex)
+            {
+                _logger.Trace(ex.ToString());
+                _logger.Error("Failed to load: {0}, {1}", skelPath, ex.Message);
+            }
+            return false;
+        }
+
+        #region 模型列表管理菜单项实现
+
         /// <summary>
         /// 弹窗添加单模型命令
         /// </summary>
@@ -349,18 +471,53 @@ namespace SpineViewer.ViewModels.MainWindow
             return true;
         }
 
+        #endregion
+
+        #region 模型参数管理菜单项实现
+
         /// <summary>
         /// 复制模型参数
         /// </summary>
-        public RelayCommand<IList?> Cmd_CopySpineObjectConfig => _cmd_CopySpineObjectConfig ??= new(CopySpineObjectConfig_Execute, CopySpineObjectConfig_CanExecute);
+        public RelayCommand<IList?> Cmd_CopySpineObjectConfig => _cmd_CopySpineObjectConfig ??= new(
+            args => CopySpineObjectConfig_Execute(args, SpineObjectConfigApplyFlag.All), 
+            CopySpineObjectConfig_CanExecute
+        );
         private RelayCommand<IList?>? _cmd_CopySpineObjectConfig;
 
-        private void CopySpineObjectConfig_Execute(IList? args)
+        /// <summary>
+        /// 复制模型参数 (仅皮肤)
+        /// </summary>
+        public RelayCommand<IList?> Cmd_CopySpineObjectSkinConfig => _cmd_CopySpineObjectSkinConfig ??= new(
+            args => CopySpineObjectConfig_Execute(args, SpineObjectConfigApplyFlag.Skin), 
+            CopySpineObjectConfig_CanExecute
+        );
+        private RelayCommand<IList?>? _cmd_CopySpineObjectSkinConfig;
+
+        /// <summary>
+        /// 复制模型参数 (仅插槽附件)
+        /// </summary>
+        public RelayCommand<IList?> Cmd_CopySpineObjectSlotAttachmentConfig => _cmd_CopySpineObjectSlotAttachmentConfig ??= new(
+            args => CopySpineObjectConfig_Execute(args, SpineObjectConfigApplyFlag.SlotAttachement), 
+            CopySpineObjectConfig_CanExecute
+        );
+        private RelayCommand<IList?>? _cmd_CopySpineObjectSlotAttachmentConfig;
+
+        /// <summary>
+        /// 复制模型参数 (仅插槽可见性)
+        /// </summary>
+        public RelayCommand<IList?> Cmd_CopySpineObjectSlotVisibilityConfig => _cmd_CopySpineObjectSlotVisibilityConfig ??= new(
+            args => CopySpineObjectConfig_Execute(args, SpineObjectConfigApplyFlag.SlotVisibility), 
+            CopySpineObjectConfig_CanExecute
+        );
+        private RelayCommand<IList?>? _cmd_CopySpineObjectSlotVisibilityConfig;
+
+        private void CopySpineObjectConfig_Execute(IList? args, SpineObjectConfigApplyFlag flag)
         {
             if (!CopySpineObjectConfig_CanExecute(args)) return;
             var sp = (SpineObjectModel)args[0];
             _copiedSpineObjectConfigModel = sp.ObjectConfig;
-            _logger.Info("Copy config from model: {0}", sp.Name);
+            _copiedConfigFlag = flag;
+            _logger.Info("Copy config[{0}] from model: {1}", flag, sp.Name);
         }
 
         private bool CopySpineObjectConfig_CanExecute(IList? args)
@@ -381,8 +538,8 @@ namespace SpineViewer.ViewModels.MainWindow
             if (!ApplySpineObjectConfig_CanExecute(args)) return;
             foreach (SpineObjectModel sp in args)
             {
-                sp.ObjectConfig = _copiedSpineObjectConfigModel;
-                _logger.Info("Apply config to model: {0}", sp.Name);
+                sp.ApplyObjectConfig(_copiedSpineObjectConfigModel, _copiedConfigFlag);
+                _logger.Info("Apply config[{0}] to model: {1}", _copiedConfigFlag, sp.Name);
             }
         }
 
@@ -439,124 +596,9 @@ namespace SpineViewer.ViewModels.MainWindow
             return true;
         }
 
-        /// <summary>
-        /// 从路径列表添加对象
-        /// </summary>
-        /// <param name="paths">可以是文件和文件夹</param>
-        public void AddSpineObjectFromFileList(IEnumerable<string> paths)
-        {
-            List<string> validPaths = [];
-            foreach (var path in paths)
-            {
-                if (File.Exists(path))
-                {
-                    var lowerPath = path.ToLower();
-                    if (SpineObject.PossibleSuffixMapping.Keys.Any(lowerPath.EndsWith))
-                        validPaths.Add(path);
-                }
-                else if (Directory.Exists(path))
-                {
-                    foreach (var file in Directory.EnumerateFiles(path, "*.*", SearchOption.AllDirectories))
-                    {
-                        var lowerPath = file.ToLower();
-                        if (SpineObject.PossibleSuffixMapping.Keys.Any(lowerPath.EndsWith))
-                            validPaths.Add(file);
-                    }
-                }
-            }
+        #endregion
 
-            if (validPaths.Count > 1)
-            {
-                if (validPaths.Count > 100)
-                {
-                    if (!MessagePopupService.OKCancel(string.Format(AppResource.Str_TooManyItemsToAddQuest, validPaths.Count)))
-                        return;
-                }
-                ProgressService.RunAsync((pr, ct) => AddSpineObjectsTask(
-                    validPaths.ToArray(), pr, ct),
-                    AppResource.Str_AddSpineObjectsTitle
-                );
-            }
-            else if (validPaths.Count > 0)
-            {
-                InsertSpineObject(validPaths[0]);
-                _logger.LogCurrentProcessMemoryUsage();
-            }
-        }
-
-        /// <summary>
-        /// 用于后台添加模型的任务方法
-        /// </summary>
-        private void AddSpineObjectsTask(string[] paths, IProgressReporter reporter, CancellationToken ct)
-        {
-            int totalCount = paths.Length;
-            int success = 0;
-            int error = 0;
-
-            _vmMain.ProgressState = TaskbarItemProgressState.Normal;
-            _vmMain.ProgressValue = 0;
-
-            reporter.Total = totalCount;
-            reporter.Done = 0;
-            reporter.ProgressText = $"[0/{totalCount}]";
-            for (int i = 0; i < totalCount; i++)
-            {
-                if (ct.IsCancellationRequested) break;
-
-                var skelPath = paths[i];
-                reporter.ProgressText = $"[{i}/{totalCount}] {skelPath}";
-
-                if (InsertSpineObject(skelPath))
-                    success++;
-                else
-                    error++;
-
-                reporter.Done = i + 1;
-                reporter.ProgressText = $"[{i + 1}/{totalCount}] {skelPath}";
-                _vmMain.ProgressValue = (i + 1f) / totalCount;
-            }
-            _vmMain.ProgressState = TaskbarItemProgressState.None;
-
-            if (error > 0)
-                _logger.Warn("Batch load {0} successfully, {1} failed", success, error);
-            else
-                _logger.Info("{0} skel loaded successfully", success);
-
-            _logger.LogCurrentProcessMemoryUsage();
-        }
-
-        /// <summary>
-        /// 安全地在列表头添加一个模型, 发生错误会输出日志
-        /// </summary>
-        /// <returns>是否添加成功</returns>
-        private bool InsertSpineObject(string skelPath, string? atlasPath = null)
-        {
-            try
-            {
-                var sp = new SpineObjectModel(skelPath, atlasPath);
-                lock (_spineObjectModels.Lock) _spineObjectModels.Insert(0, sp);
-                if (Application.Current.Dispatcher.CheckAccess())
-                {
-                    RequestSelectionChanging?.Invoke(this, new(NotifyCollectionChangedAction.Reset));
-                    RequestSelectionChanging?.Invoke(this, new(NotifyCollectionChangedAction.Add, sp));
-                }
-                else
-                {
-                    Application.Current.Dispatcher.Invoke(() =>
-                    {
-                        RequestSelectionChanging?.Invoke(this, new(NotifyCollectionChangedAction.Reset));
-                        RequestSelectionChanging?.Invoke(this, new(NotifyCollectionChangedAction.Add, sp));
-                    });
-                }
-                return true;
-            }
-            catch (Exception ex)
-            {
-                _logger.Trace(ex.ToString());
-                _logger.Error("Failed to load: {0}, {1}", skelPath, ex.Message);
-            }
-            return false;
-        }
+        #region 工作区参数实现
 
         public List<SpineObjectWorkspaceConfigModel> LoadedSpineObjects
         {
@@ -681,5 +723,7 @@ namespace SpineViewer.ViewModels.MainWindow
             }
             return false;
         }
+
+        #endregion
     }
 }
diff --git a/SpineViewer/ViewModels/MainWindow/SpineObjectTabViewModel.cs b/SpineViewer/ViewModels/MainWindow/SpineObjectTabViewModel.cs
index 444d25f..138848f 100644
--- a/SpineViewer/ViewModels/MainWindow/SpineObjectTabViewModel.cs
+++ b/SpineViewer/ViewModels/MainWindow/SpineObjectTabViewModel.cs
@@ -346,6 +346,18 @@ namespace SpineViewer.ViewModels.MainWindow
         );
         private RelayCommand<IList?> _cmd_DisableSkins;
 
+        public RelayCommand Cmd_EnableAllSkins => _cmd_EnableAllSkins ??= new(
+            () => { if (_skins.Count <= 0) return; foreach (var s in _skins) s.Status = true; },
+            () => { return _skins.Count > 0; }
+        );
+        private RelayCommand _cmd_EnableAllSkins;
+
+        public RelayCommand Cmd_DisableAllSkins => _cmd_DisableAllSkins ??= new(
+            () => { if (_skins.Count <= 0) return; foreach (var s in _skins) s.Status = false; },
+            () => { return _skins.Count > 0; }
+        );
+        private RelayCommand _cmd_DisableAllSkins;
+
         public ObservableCollection<SlotViewModel> Slots => _slots;
 
         public RelayCommand<IList?> Cmd_EnableSlots => _cmd_EnableSlots ??= new (
@@ -360,6 +372,18 @@ namespace SpineViewer.ViewModels.MainWindow
         );
         private RelayCommand<IList?> _cmd_DisableSlots;
 
+        public RelayCommand Cmd_EnableAllSlots => _cmd_EnableAllSlots ??= new(
+            () => { if (_slots.Count <= 0) return; foreach (var s in _slots) s.Visible = true; },
+            () => { return _slots.Count > 0; }
+        );
+        private RelayCommand _cmd_EnableAllSlots;
+
+        public RelayCommand Cmd_DisableAllSlots => _cmd_DisableAllSlots ??= new(
+            () => { if (_slots.Count <= 0) return; foreach (var s in _slots) s.Visible = false; },
+            () => { return _slots.Count > 0; }
+        );
+        private RelayCommand _cmd_DisableAllSlots;
+
         public ObservableCollection<AnimationTrackViewModel> AnimationTracks => _animationTracks;
 
         public RelayCommand Cmd_AppendTrack => _cmd_AppendTrack ??= new(
diff --git a/SpineViewer/Views/MainWindow.xaml b/SpineViewer/Views/MainWindow.xaml
index 2949858..98cb0c3 100644
--- a/SpineViewer/Views/MainWindow.xaml
+++ b/SpineViewer/Views/MainWindow.xaml
@@ -9,12 +9,12 @@
         xmlns:SFMLRenderer="clr-namespace:SFMLRenderer;assembly=SFMLRenderer"
         mc:Ignorable="d"
         x:Name="_mainWindow"
-        Title="{Binding Title}"
-        Background="{DynamicResource RegionBrush}"
-        Width="1500"
-        Height="800"
-        WindowStartupLocation="CenterScreen"
         d:DataContext="{d:DesignInstance Type={x:Type vm:MainWindowViewModel}}"
+        Title="{Binding Title}"
+        Width="1280"
+        Height="720"
+        Background="{DynamicResource RegionBrush}"
+        WindowStartupLocation="CenterScreen"
         PreviewKeyDown="MainWindow_PreviewKeyDown"
         LocationChanged="MainWindow_LocationChanged"
         SizeChanged="MainWindow_SizeChanged">
@@ -73,7 +73,7 @@
             <Border Grid.Row="1">
                 <Grid x:Name="_rootGrid">
                     <Grid.ColumnDefinitions>
-                        <ColumnDefinition/>
+                        <ColumnDefinition Width="*"/>
                         <ColumnDefinition Width="Auto"/>
                         <ColumnDefinition Width="2.5*"/>
                     </Grid.ColumnDefinitions>
@@ -85,7 +85,15 @@
                         <TabControl x:Name="_mainTabControl" TabStripPlacement="Left">
 
                             <!-- 模型列表页 -->
-                            <TabItem Header="{DynamicResource Str_SpineObject}">
+                            <TabItem>
+                                <TabItem.Header>
+                                    <Border Style="{StaticResource MyTabItemHeaderContainerStyle}"
+                                            MouseLeftButtonDown="MainTabControlHeader_MouseLeftButtonDown">
+                                        <Viewbox Width="24" Height="24" ToolTip="{DynamicResource Str_SpineObject}">
+                                            <Path Data="{StaticResource Geo_Cubes}" Style="{StaticResource MyTabItemHeaderPathStyle}"/>
+                                        </Viewbox>
+                                    </Border>
+                                </TabItem.Header>
                                 <Grid x:Name="_modelListGrid">
                                     <Grid.RowDefinitions>
                                         <RowDefinition/>
@@ -162,21 +170,32 @@
                                                               Command="{Binding Cmd_MoveDownSpineObject}"
                                                               CommandParameter="{Binding PlacementTarget.SelectedItems, RelativeSource={RelativeSource AncestorType={x:Type ContextMenu}}}"/>
                                                     <Separator/>
-                                                    <MenuItem Header="{DynamicResource Str_CopySpineObjectConfig}"
+                                                    <MenuItem Header="{DynamicResource Str_SpineObjectConfig}">
+                                                        <MenuItem Header="{DynamicResource Str_CopySpineObjectConfig}"
                                                               InputGestureText="Ctrl+Shift+C"
                                                               Command="{Binding Cmd_CopySpineObjectConfig}"
                                                               CommandParameter="{Binding PlacementTarget.SelectedItems, RelativeSource={RelativeSource AncestorType={x:Type ContextMenu}}}"/>
-                                                    <MenuItem Header="{DynamicResource Str_ApplySpineObjectConfig}"
+                                                        <MenuItem Header="{DynamicResource Str_CopySpineObjectSkinConfig}"
+                                                              Command="{Binding Cmd_CopySpineObjectSkinConfig}"
+                                                              CommandParameter="{Binding PlacementTarget.SelectedItems, RelativeSource={RelativeSource AncestorType={x:Type ContextMenu}}}"/>
+                                                        <MenuItem Header="{DynamicResource Str_CopySpineObjectSlotAttachmentConfig}"
+                                                              Command="{Binding Cmd_CopySpineObjectSlotAttachmentConfig}"
+                                                              CommandParameter="{Binding PlacementTarget.SelectedItems, RelativeSource={RelativeSource AncestorType={x:Type ContextMenu}}}"/>
+                                                        <MenuItem Header="{DynamicResource Str_CopySpineObjectSlotVisibilityConfig}"
+                                                              Command="{Binding Cmd_CopySpineObjectSlotVisibilityConfig}"
+                                                              CommandParameter="{Binding PlacementTarget.SelectedItems, RelativeSource={RelativeSource AncestorType={x:Type ContextMenu}}}"/>
+                                                        <MenuItem Header="{DynamicResource Str_ApplySpineObjectConfig}"
                                                               InputGestureText="Ctrl+Shift+V"
                                                               Command="{Binding Cmd_ApplySpineObjectConfig}"
                                                               CommandParameter="{Binding PlacementTarget.SelectedItems, RelativeSource={RelativeSource AncestorType={x:Type ContextMenu}}}"/>
-                                                    <MenuItem Header="{DynamicResource Str_ApplySpineObjectConfigFromFile}"
+                                                        <Separator/>
+                                                        <MenuItem Header="{DynamicResource Str_ApplySpineObjectConfigFromFile}"
                                                               Command="{Binding Cmd_ApplySpineObjectConfigFromFile}"
                                                               CommandParameter="{Binding PlacementTarget.SelectedItems, RelativeSource={RelativeSource AncestorType={x:Type ContextMenu}}}"/>
-                                                    <MenuItem Header="{DynamicResource Str_SaveSpineObjectConfigToFile}"
+                                                        <MenuItem Header="{DynamicResource Str_SaveSpineObjectConfigToFile}"
                                                               Command="{Binding Cmd_SaveSpineObjectConfigToFile}"
                                                               CommandParameter="{Binding PlacementTarget.SelectedItems, RelativeSource={RelativeSource AncestorType={x:Type ContextMenu}}}"/>
-                                                    <Separator/>
+                                                    </MenuItem>
                                                     <MenuItem Header="{DynamicResource Str_Export}">
                                                         <MenuItem Header="{DynamicResource Str_ExportFrame}"
                                                                   Command="{Binding FrameExporterViewModel.Cmd_Export}"
@@ -429,12 +448,14 @@
                                             <ListBox ItemsSource="{Binding Skins}">
                                                 <ListBox.ContextMenu>
                                                     <ContextMenu>
-                                                        <MenuItem Header="{DynamicResource Str_EnableSkins}" 
+                                                        <MenuItem Header="{DynamicResource Str_Enable}" 
                                                                   Command="{Binding Cmd_EnableSkins}"
                                                                   CommandParameter="{Binding PlacementTarget.SelectedItems, RelativeSource={RelativeSource AncestorType={x:Type ContextMenu}}}"/>
-                                                        <MenuItem Header="{DynamicResource Str_DisableSkins}" 
+                                                        <MenuItem Header="{DynamicResource Str_Disable}" 
                                                                   Command="{Binding Cmd_DisableSkins}"
                                                                   CommandParameter="{Binding PlacementTarget.SelectedItems, RelativeSource={RelativeSource AncestorType={x:Type ContextMenu}}}"/>
+                                                        <MenuItem Header="{DynamicResource Str_EnableAll}" Command="{Binding Cmd_EnableAllSkins}"/>
+                                                        <MenuItem Header="{DynamicResource Str_DisableAll}" Command="{Binding Cmd_DisableAllSkins}"/>
                                                     </ContextMenu>
                                                 </ListBox.ContextMenu>
 
@@ -460,12 +481,14 @@
                                             <ListBox ItemsSource="{Binding Slots}" Grid.IsSharedSizeScope="True">
                                                 <ListBox.ContextMenu>
                                                     <ContextMenu>
-                                                        <MenuItem Header="{DynamicResource Str_EnableSlots}" 
+                                                        <MenuItem Header="{DynamicResource Str_Enable}" 
                                                                   Command="{Binding Cmd_EnableSlots}"
                                                                   CommandParameter="{Binding PlacementTarget.SelectedItems, RelativeSource={RelativeSource AncestorType={x:Type ContextMenu}}}"/>
-                                                        <MenuItem Header="{DynamicResource Str_DisableSlots}" 
+                                                        <MenuItem Header="{DynamicResource Str_Disable}" 
                                                                   Command="{Binding Cmd_DisableSlots}"
                                                                   CommandParameter="{Binding PlacementTarget.SelectedItems, RelativeSource={RelativeSource AncestorType={x:Type ContextMenu}}}"/>
+                                                        <MenuItem Header="{DynamicResource Str_EnableAll}" Command="{Binding Cmd_EnableAllSlots}"/>
+                                                        <MenuItem Header="{DynamicResource Str_DisableAll}" Command="{Binding Cmd_DisableAllSlots}"/>
                                                     </ContextMenu>
                                                 </ListBox.ContextMenu>
 
@@ -660,7 +683,15 @@
                             </TabItem>
 
                             <!-- 浏览页 -->
-                            <TabItem Header="{DynamicResource Str_Explorer}" DataContext="{Binding ExplorerListViewModel}">
+                            <TabItem DataContext="{Binding ExplorerListViewModel}">
+                                <TabItem.Header>
+                                    <Border Style="{StaticResource MyTabItemHeaderContainerStyle}"
+                                        MouseLeftButtonDown="MainTabControlHeader_MouseLeftButtonDown">
+                                        <Viewbox Width="24" Height="24" ToolTip="{DynamicResource Str_Explorer}">
+                                            <Path Data="{StaticResource Geo_Image}" Style="{StaticResource MyTabItemHeaderPathStyle}"/>
+                                        </Viewbox>
+                                    </Border>
+                                </TabItem.Header>
                                 <Grid x:Name="_explorerGrid">
                                     <Grid.RowDefinitions>
                                         <RowDefinition/>
@@ -771,7 +802,15 @@
                             </TabItem>
 
                             <!-- 画面参数页 -->
-                            <TabItem Header="{DynamicResource Str_Canvas}" DataContext="{Binding SFMLRendererViewModel}">
+                            <TabItem DataContext="{Binding SFMLRendererViewModel}">
+                                <TabItem.Header>
+                                    <Border Style="{StaticResource MyTabItemHeaderContainerStyle}"
+                                            MouseLeftButtonDown="MainTabControlHeader_MouseLeftButtonDown">
+                                        <Viewbox Width="24" Height="24" ToolTip="{DynamicResource Str_Canvas}" >
+                                            <Path Data="{StaticResource Geo_Sliders}" Style="{StaticResource MyTabItemHeaderPathStyle}"/>
+                                        </Viewbox>
+                                    </Border>
+                                </TabItem.Header>
                                 <TabItem.Resources>
                                     <Style TargetType="{x:Type Label}" BasedOn="{StaticResource LabelDefault}">
                                         <Setter Property="HorizontalAlignment" Value="Stretch"/>
diff --git a/SpineViewer/Views/MainWindow.xaml.cs b/SpineViewer/Views/MainWindow.xaml.cs
index 59fe17e..3d2fd34 100644
--- a/SpineViewer/Views/MainWindow.xaml.cs
+++ b/SpineViewer/Views/MainWindow.xaml.cs
@@ -1,6 +1,4 @@
 using NLog;
-using NLog.Layouts;
-using NLog.Targets;
 using SFMLRenderer;
 using Spine;
 using SpineViewer.Models;
@@ -25,6 +23,7 @@ using System.Windows.Documents;
 using System.Windows.Input;
 using System.Windows.Interop;
 using System.Windows.Media;
+using System.Windows.Threading;
 
 namespace SpineViewer.Views;
 
@@ -36,7 +35,7 @@ public partial class MainWindow : Window
     /// <summary>
     /// 上一次状态文件保存路径
     /// </summary>
-    public static readonly string LastStateFilePath = Path.Combine(Path.GetDirectoryName(Environment.ProcessPath), "laststate.json");
+    public static readonly string UserStateFilePath = Path.Combine(Path.GetDirectoryName(Environment.ProcessPath), "userstate.json");
 
     private static readonly Logger _logger = LogManager.GetCurrentClassLogger();
 
@@ -46,6 +45,41 @@ public partial class MainWindow : Window
     private readonly SFMLRenderWindow _wallpaperRenderWindow;
     private readonly MainWindowViewModel _vm;
 
+    private readonly List<IDisposable> _userStateWatchers = [];
+    private DispatcherTimer _saveUserStateTimer;
+    private readonly TimeSpan _saveTimerDelay = TimeSpan.FromSeconds(3);
+
+    public bool RootGridCol0Folded
+    {
+        get => ((ContentPresenter)_mainTabControl.Template.FindName("PART_SelectedContentHost", _mainTabControl)).Visibility != Visibility.Visible;
+        set
+        {
+            var mainTabContentHost = (ContentPresenter)_mainTabControl.Template.FindName("PART_SelectedContentHost", _mainTabControl);
+            if ((mainTabContentHost.Visibility != Visibility.Visible) == value)
+                return;
+            if (value)
+            {
+                // 寄存折叠前的宽度比例
+                _rootGrid.ColumnDefinitions[0].Tag = _rootGrid.ColumnDefinitions[0].Width;
+                _rootGrid.ColumnDefinitions[1].Tag = _rootGrid.ColumnDefinitions[1].Width;
+                _rootGrid.ColumnDefinitions[2].Tag = _rootGrid.ColumnDefinitions[2].Width;
+
+                // 进行折叠
+                mainTabContentHost.Visibility = Visibility.Collapsed;
+                _rootGrid.ColumnDefinitions[0].Width = GridLength.Auto;
+                _rootGrid.ColumnDefinitions[1].Width = new(0);
+            }
+            else
+            {
+                // 解除折叠
+                _rootGrid.ColumnDefinitions[0].Width = (GridLength)_rootGrid.ColumnDefinitions[0].Tag;
+                _rootGrid.ColumnDefinitions[1].Width = (GridLength)_rootGrid.ColumnDefinitions[1].Tag;
+                _rootGrid.ColumnDefinitions[2].Width = (GridLength)_rootGrid.ColumnDefinitions[2].Tag;
+                mainTabContentHost.Visibility = Visibility.Visible;
+            }
+        }
+    }
+
     public MainWindow()
     {
         InitializeComponent();
@@ -104,79 +138,6 @@ public partial class MainWindow : Window
         LogManager.ReconfigExistingLoggers();
     }
 
-    private void LoadLastState()
-    {
-        if (JsonHelper.Deserialize<LastStateModel>(LastStateFilePath, out var m, true))
-        {
-            Left = m.WindowLeft;
-            Top = m.WindowTop;
-            Width = m.WindowWidth;
-            Height = m.WindowHeight;
-            if (m.WindowState == WindowState.Maximized)
-            {
-                WindowState = WindowState.Maximized;
-            }
-            else
-            {
-                WindowState = WindowState.Normal;
-            }
-
-            _rootGrid.ColumnDefinitions[0].Width = new(m.RootGridCol0Width, GridUnitType.Star);
-            _rootGrid.ColumnDefinitions[2].Width = new(m.RootGridCol2Width, GridUnitType.Star);
-
-            _modelListGrid.RowDefinitions[0].Height = new(m.ModelListRow0Height, GridUnitType.Star);
-            _modelListGrid.RowDefinitions[2].Height = new(m.ModelListRow2Height, GridUnitType.Star);
-
-            _explorerGrid.RowDefinitions[0].Height = new(m.ExplorerGridRow0Height, GridUnitType.Star);
-            _explorerGrid.RowDefinitions[2].Height = new(m.ExplorerGridRow2Height, GridUnitType.Star);
-
-            _rightPanelGrid.RowDefinitions[0].Height = new(m.RightPanelGridRow0Height, GridUnitType.Star);
-            _rightPanelGrid.RowDefinitions[2].Height = new(m.RightPanelGridRow2Height, GridUnitType.Star);
-
-            _vm.SFMLRendererViewModel.SetResolution(m.ResolutionX, m.ResolutionY);
-            _vm.SFMLRendererViewModel.MaxFps = m.MaxFps;
-            _vm.SFMLRendererViewModel.Speed = m.Speed;
-            _vm.SFMLRendererViewModel.ShowAxis = m.ShowAxis;
-            _vm.SFMLRendererViewModel.BackgroundColor = m.BackgroundColor;
-            _vm.SFMLRendererViewModel.BackgroundImageMode = m.BackgroundImageMode;
-        }
-    }
-
-    private void SaveLastState()
-    {
-        var rb = RestoreBounds;
-        var m = new LastStateModel()
-        {
-            WindowLeft = rb.Left,
-            WindowTop = rb.Top,
-            WindowWidth = rb.Width,
-            WindowHeight = rb.Height,
-            WindowState = WindowState,
-
-            RootGridCol0Width = _rootGrid.ColumnDefinitions[0].Width.Value,
-            RootGridCol2Width = _rootGrid.ColumnDefinitions[2].Width.Value,
-
-            ModelListRow0Height = _modelListGrid.RowDefinitions[0].Height.Value,
-            ModelListRow2Height = _modelListGrid.RowDefinitions[2].Height.Value,
-
-            ExplorerGridRow0Height = _explorerGrid.RowDefinitions[0].Height.Value,
-            ExplorerGridRow2Height = _explorerGrid.RowDefinitions[2].Height.Value,
-
-            RightPanelGridRow0Height = _rightPanelGrid.RowDefinitions[0].Height.Value,
-            RightPanelGridRow2Height = _rightPanelGrid.RowDefinitions[2].Height.Value,
-
-            ResolutionX = _vm.SFMLRendererViewModel.ResolutionX,
-            ResolutionY = _vm.SFMLRendererViewModel.ResolutionY,
-            MaxFps = _vm.SFMLRendererViewModel.MaxFps,
-            Speed = _vm.SFMLRendererViewModel.Speed,
-            ShowAxis = _vm.SFMLRendererViewModel.ShowAxis,
-            BackgroundColor = _vm.SFMLRendererViewModel.BackgroundColor,
-            BackgroundImageMode = _vm.SFMLRendererViewModel.BackgroundImageMode,
-        };
-
-        JsonHelper.Serialize(m, LastStateFilePath);
-    }
-
     #region MainWindow 事件处理
 
     private void MainWindow_SourceInitialized(object? sender, EventArgs e)
@@ -206,7 +167,29 @@ public partial class MainWindow : Window
         // 加载首选项
         _vm.PreferenceViewModel.LoadPreference();
 
-        LoadLastState();
+        // 还原上一次用户历史状态
+        LoadUserState();
+
+        // 添加用户状态监听器
+        _userStateWatchers.Add(PropertyWatcher.Watch(this, MainWindow.WidthProperty, DelayedSaveUserState));
+        _userStateWatchers.Add(PropertyWatcher.Watch(this, MainWindow.HeightProperty, DelayedSaveUserState));
+        _userStateWatchers.Add(PropertyWatcher.Watch(this, MainWindow.LeftProperty, DelayedSaveUserState));
+        _userStateWatchers.Add(PropertyWatcher.Watch(this, MainWindow.TopProperty, DelayedSaveUserState));
+        _userStateWatchers.Add(PropertyWatcher.Watch(this, MainWindow.WindowStateProperty, DelayedSaveUserState));
+
+        _userStateWatchers.Add(PropertyWatcher.Watch(_rootGrid.ColumnDefinitions[0], ColumnDefinition.WidthProperty, DelayedSaveUserState));
+        _userStateWatchers.Add(PropertyWatcher.Watch(_rootGrid.ColumnDefinitions[2], ColumnDefinition.WidthProperty, DelayedSaveUserState));
+
+        _userStateWatchers.Add(PropertyWatcher.Watch(_modelListGrid.RowDefinitions[0], RowDefinition.HeightProperty, DelayedSaveUserState));
+        _userStateWatchers.Add(PropertyWatcher.Watch(_modelListGrid.RowDefinitions[2], RowDefinition.HeightProperty, DelayedSaveUserState));
+
+        _userStateWatchers.Add(PropertyWatcher.Watch(_explorerGrid.RowDefinitions[0], RowDefinition.HeightProperty, DelayedSaveUserState));
+        _userStateWatchers.Add(PropertyWatcher.Watch(_explorerGrid.RowDefinitions[2], RowDefinition.HeightProperty, DelayedSaveUserState));
+
+        _userStateWatchers.Add(PropertyWatcher.Watch(_rightPanelGrid.RowDefinitions[0], RowDefinition.HeightProperty, DelayedSaveUserState));
+        _userStateWatchers.Add(PropertyWatcher.Watch(_rightPanelGrid.RowDefinitions[2], RowDefinition.HeightProperty, DelayedSaveUserState));
+
+        _vm.SFMLRendererViewModel.PropertyChanged += SFMLRendererUserStateChanged;
     }
 
     private void MainWindow_ContentRendered(object? sender, EventArgs e)
@@ -238,11 +221,6 @@ public partial class MainWindow : Window
     {
         if (!_vm.IsShuttingDownFromTray)
         {
-            if (_vm.CloseToTray is null)
-            {
-                _vm.PreferenceViewModel.CloseToTray = MessagePopupService.YesNo(AppResource.Str_CloseToTrayQuest);
-                _vm.PreferenceViewModel.SavePreference();
-            }
             if (_vm.CloseToTray is true)
             {
                 Hide();
@@ -251,7 +229,14 @@ public partial class MainWindow : Window
             }
         }
 
-        SaveLastState();
+        // 保存当前用户状态
+        SaveUserState();
+
+        // 撤除所有状态监听器
+        _vm.SFMLRendererViewModel.PropertyChanged -= SFMLRendererUserStateChanged;
+        foreach (var w in _userStateWatchers) w.Dispose();
+        _userStateWatchers.Clear();
+
         _vm.SFMLRendererViewModel.StopRender();
     }
 
@@ -260,6 +245,135 @@ public partial class MainWindow : Window
 
     }
 
+    private void LoadUserState()
+    {
+        if (JsonHelper.Deserialize<UserStateModel>(UserStateFilePath, out var m, true))
+        {
+            Left = m.WindowLeft;
+            Top = m.WindowTop;
+            Width = m.WindowWidth;
+            Height = m.WindowHeight;
+            if (m.WindowState == WindowState.Maximized)
+            {
+                WindowState = WindowState.Maximized;
+            }
+            else
+            {
+                WindowState = WindowState.Normal;
+            }
+
+            if (m.RootGridCol0Folded)
+            {
+                RootGridCol0Folded = true;
+                _rootGrid.ColumnDefinitions[0].Tag = new GridLength(m.RootGridCol0Width, GridUnitType.Star);
+                _rootGrid.ColumnDefinitions[2].Tag = new GridLength(m.RootGridCol2Width, GridUnitType.Star);
+            }
+            else
+            {
+                RootGridCol0Folded = false;
+                _rootGrid.ColumnDefinitions[0].Width = new(m.RootGridCol0Width, GridUnitType.Star);
+                _rootGrid.ColumnDefinitions[2].Width = new(m.RootGridCol2Width, GridUnitType.Star);
+            }
+
+            _modelListGrid.RowDefinitions[0].Height = new(m.ModelListRow0Height, GridUnitType.Star);
+            _modelListGrid.RowDefinitions[2].Height = new(m.ModelListRow2Height, GridUnitType.Star);
+
+            _explorerGrid.RowDefinitions[0].Height = new(m.ExplorerGridRow0Height, GridUnitType.Star);
+            _explorerGrid.RowDefinitions[2].Height = new(m.ExplorerGridRow2Height, GridUnitType.Star);
+
+            _rightPanelGrid.RowDefinitions[0].Height = new(m.RightPanelGridRow0Height, GridUnitType.Star);
+            _rightPanelGrid.RowDefinitions[2].Height = new(m.RightPanelGridRow2Height, GridUnitType.Star);
+
+            _vm.SFMLRendererViewModel.SetResolution(m.ResolutionX, m.ResolutionY);
+            _vm.SFMLRendererViewModel.MaxFps = m.MaxFps;
+            _vm.SFMLRendererViewModel.Speed = m.Speed;
+            _vm.SFMLRendererViewModel.ShowAxis = m.ShowAxis;
+            _vm.SFMLRendererViewModel.BackgroundColor = m.BackgroundColor;
+            _vm.SFMLRendererViewModel.BackgroundImageMode = m.BackgroundImageMode;
+        }
+    }
+
+    private void SaveUserState()
+    {
+        var rb = RestoreBounds;
+        var m = new UserStateModel()
+        {
+            WindowLeft = rb.Left,
+            WindowTop = rb.Top,
+            WindowWidth = rb.Width,
+            WindowHeight = rb.Height,
+            WindowState = WindowState,
+
+            RootGridCol0Folded = RootGridCol0Folded,
+            RootGridCol0Width = _rootGrid.ColumnDefinitions[0].Width.Value,
+            RootGridCol2Width = _rootGrid.ColumnDefinitions[2].Width.Value,
+
+            ModelListRow0Height = _modelListGrid.RowDefinitions[0].Height.Value,
+            ModelListRow2Height = _modelListGrid.RowDefinitions[2].Height.Value,
+
+            ExplorerGridRow0Height = _explorerGrid.RowDefinitions[0].Height.Value,
+            ExplorerGridRow2Height = _explorerGrid.RowDefinitions[2].Height.Value,
+
+            RightPanelGridRow0Height = _rightPanelGrid.RowDefinitions[0].Height.Value,
+            RightPanelGridRow2Height = _rightPanelGrid.RowDefinitions[2].Height.Value,
+
+            ResolutionX = _vm.SFMLRendererViewModel.ResolutionX,
+            ResolutionY = _vm.SFMLRendererViewModel.ResolutionY,
+            MaxFps = _vm.SFMLRendererViewModel.MaxFps,
+            Speed = _vm.SFMLRendererViewModel.Speed,
+            ShowAxis = _vm.SFMLRendererViewModel.ShowAxis,
+            BackgroundColor = _vm.SFMLRendererViewModel.BackgroundColor,
+            BackgroundImageMode = _vm.SFMLRendererViewModel.BackgroundImageMode,
+        };
+
+        if (m.RootGridCol0Folded)
+        {
+            m.RootGridCol0Width = ((GridLength)_rootGrid.ColumnDefinitions[0].Tag).Value;
+            m.RootGridCol2Width = ((GridLength)_rootGrid.ColumnDefinitions[2].Tag).Value;
+        }
+
+        JsonHelper.Serialize(m, UserStateFilePath);
+    }
+
+    /// <summary>
+    /// <see cref="SaveUserState"/> 的延时版本, 避免一次性大量执行
+    /// </summary>
+    private void DelayedSaveUserState()
+    {
+        // 第一次调用时创建定时器
+        if (_saveUserStateTimer == null)
+        {
+            _saveUserStateTimer = new() { Interval = _saveTimerDelay };
+            _saveUserStateTimer.Tick += (s, e) =>
+            {
+                _saveUserStateTimer.Stop();
+                SaveUserState();
+            };
+        }
+
+        // 每次触发都重置间隔和计时
+        _saveUserStateTimer.Stop();
+        _saveUserStateTimer.Start();
+    }
+
+    private void SFMLRendererUserStateChanged(object? sender, PropertyChangedEventArgs e)
+    {
+        switch (e.PropertyName)
+        {
+            case nameof(SFMLRendererViewModel.ResolutionX):
+            case nameof(SFMLRendererViewModel.ResolutionY):
+            case nameof(SFMLRendererViewModel.MaxFps):
+            case nameof(SFMLRendererViewModel.Speed):
+            case nameof(SFMLRendererViewModel.ShowAxis):
+            case nameof(SFMLRendererViewModel.BackgroundColor):
+            case nameof(SFMLRendererViewModel.BackgroundImageMode):
+                DelayedSaveUserState();
+                break;
+            default:
+                break;
+        }
+    }
+
     #endregion
 
     #region ColorPicker 弹窗事件处理
@@ -321,6 +435,34 @@ public partial class MainWindow : Window
 
     #endregion
 
+    #region _mainTabControl 事件处理
+
+    private void MainTabControlHeader_MouseLeftButtonDown(object sender, MouseButtonEventArgs e)
+    {
+        // 全屏状态忽略该功能
+        if (_fullScreenLayout.Visibility == Visibility.Visible)
+            return;
+
+        if (sender is not FrameworkElement fe)
+            return;
+
+        // 找到包含这个 Border 的 TabItem
+        var tabItem = VisualFindParent<TabItem>(fe);
+        if (tabItem is null) 
+            return;
+
+        if (_mainTabControl.SelectedItem == tabItem)
+        {
+            RootGridCol0Folded = !RootGridCol0Folded;
+        }
+        else
+        {
+            RootGridCol0Folded = false;
+        }
+    }
+
+    #endregion
+
     #region _spinesListView 事件处理
 
     private void SpinesListView_RequestSelectionChanging(object? sender, NotifyCollectionChangedEventArgs e)
@@ -440,13 +582,6 @@ public partial class MainWindow : Window
         e.Handled = true;
     }
 
-    private static T? VisualUpwardSearch<T>(DependencyObject? source) where T : DependencyObject
-    {
-        while (source != null && source is not T)
-            source = VisualTreeHelper.GetParent(source);
-        return source as T;
-    }
-
     #endregion
 
     #region _spineFilesListBox 事件
@@ -487,6 +622,8 @@ public partial class MainWindow : Window
 
         if (_fullScreenLayout.Visibility == Visibility.Visible) return;
 
+        RootGridCol0Folded = false; // 取消折叠
+
         IntPtr hwnd = new WindowInteropHelper(this).Handle;
         if (User32.GetScreenResolution(hwnd, out var resX, out var resY))
         {
@@ -736,7 +873,16 @@ public partial class MainWindow : Window
     }
 
     #endregion
-    
+
+    private static T? VisualUpwardSearch<T>(DependencyObject? source) where T : DependencyObject
+    {
+        while (source != null && source is not T)
+            source = VisualTreeHelper.GetParent(source);
+        return source as T;
+    }
+
+    public static T? VisualFindParent<T>(DependencyObject child) where T : DependencyObject 
+        => VisualUpwardSearch<T>(VisualTreeHelper.GetParent(child));
 
     private void DebugMenuItem_Click(object sender, RoutedEventArgs e)
     {
@@ -749,4 +895,5 @@ public partial class MainWindow : Window
         return;
 #endif
     }
+
 }
\ No newline at end of file
diff --git a/SpineViewerCLI/SpineViewerCLI.cs b/SpineViewerCLI/SpineViewerCLI.cs
index 2c91c5e..4343768 100644
--- a/SpineViewerCLI/SpineViewerCLI.cs
+++ b/SpineViewerCLI/SpineViewerCLI.cs
@@ -1,32 +1,36 @@
 using System.Globalization;
-using System.IO;
 using SFML.Graphics;
 using SFML.System;
 using Spine;
 using Spine.Exporters;
+using SkiaSharp;
 
 namespace SpineViewerCLI
 {
     public class CLI
     {
         const string USAGE = @"
-usage: SpineViewerCLI.exe [--skel PATH] [--atlas PATH] [--output PATH] [--animation STR] [--pma] [--fps INT] [--loop] [--crf INT] [--width INT] [--height INT] [--centerx INT] [--centery INT] [--zoom FLOAT] [--speed FLOAT] [--color HEX] [--quiet]
+usage: SpineViewerCLI.exe [--skel PATH] [--atlas PATH] [--output PATH] [--animation STR] [--skin STR] [--hide-slot STR] [--pma] [--fps INT] [--loop] [--crf INT] [--time FLOAT] [--quality INT] [--width INT] [--height INT] [--centerx INT] [--centery INT] [--zoom FLOAT] [--speed FLOAT] [--color HEX] [--quiet]
 
 options:
   --skel PATH           Path to the .skel file
   --atlas PATH          Path to the .atlas file, default searches in the skel file directory
-  --output PATH         Output file path
+  --output PATH         Output file path. Extension determines export type (.mp4, .webm for video; .png, .jpg for frame)
   --animation STR       Animation name
+  --skin STR            Skin name to apply. Can be used multiple times to stack skins.
+  --hide-slot STR       Slot name to hide. Can be used multiple times.
   --pma                 Use premultiplied alpha, default false
-  --fps INT             Frames per second, default 24
-  --loop                Whether to loop the animation, default false
-  --crf INT             Constant Rate Factor i.e. video quality, from 0 (lossless) to 51 (worst), default 23
+  --fps INT             Frames per second (for video), default 24
+  --loop                Whether to loop the animation (for video), default false
+  --crf INT             Constant Rate Factor (for video), from 0 (lossless) to 51 (worst), default 23
+  --time FLOAT          Time in seconds to export a single frame. Providing this argument forces frame export mode.
+  --quality INT         Quality for lossy image formats (jpg, webp), from 0 to 100, default 80
   --width INT           Output width, default 512
   --height INT          Output height, default 512
   --centerx INT         Center X offset, default automatically finds bounds
   --centery INT         Center Y offset, default automatically finds bounds
   --zoom FLOAT          Zoom level, default 1.0
-  --speed FLOAT         Speed of animation, default 1.0
+  --speed FLOAT         Speed of animation (for video), default 1.0
   --color HEX           Background color as a hex RGBA color, default 000000ff (opaque black)
   --quiet               Removes console progress log, default false
 ";
@@ -37,10 +41,14 @@ options:
             string? atlasPath = null;
             string? output = null;
             string? animation = null;
+            var skins = new List<string>();
+            var hideSlots = new List<string>();
             bool pma = false;
             uint fps = 24;
             bool loop = false;
             int crf = 23;
+            float? time = null;
+            int quality = 80;
             uint? width = null;
             uint? height = null;
             int? centerx = null;
@@ -70,6 +78,12 @@ options:
                     case "--animation":
                         animation = args[++i];
                         break;
+                    case "--skin":
+                        skins.Add(args[++i]);
+                        break;
+                    case "--hide-slot":
+                        hideSlots.Add(args[++i]);
+                        break;
                     case "--pma":
                         pma = true;
                         break;
@@ -82,6 +96,12 @@ options:
                     case "--crf":
                         crf = int.Parse(args[++i]);
                         break;
+                    case "--time":
+                        time = float.Parse(args[++i]);
+                        break;
+                    case "--quality":
+                        quality = int.Parse(args[++i]);
+                        break;
                     case "--width":
                         width = uint.Parse(args[++i]);
                         break;
@@ -123,63 +143,155 @@ options:
                 Console.Error.WriteLine("Missing --output");
                 Environment.Exit(2);
             }
-            if (!Enum.TryParse<FFmpegVideoExporter.VideoFormat>(Path.GetExtension(output).TrimStart('.'), true, out var videoFormat))
-            {
-                var validExtensions = string.Join(", ", Enum.GetNames(typeof(FFmpegVideoExporter.VideoFormat)));
-                Console.Error.WriteLine($"Invalid output extension. Supported formats are: {validExtensions}");
-                Environment.Exit(2);
-            }
+            var outputExtension = Path.GetExtension(output).TrimStart('.').ToLowerInvariant();
 
             var sp = new SpineObject(skelPath, atlasPath);
             sp.UsePma = pma;
 
+            foreach (var skinName in skins)
+            {
+                if (!sp.SetSkinStatus(skinName, true))
+                {
+                    var availableSkins = string.Join(", ", sp.Data.Skins.Select(s => s.Name));
+                    Console.Error.WriteLine($"Error: Skin '{skinName}' not found. Available skins: {availableSkins}");
+                    Environment.Exit(2);
+                }
+            }
+
             if (string.IsNullOrEmpty(animation))
             {
-                var availableAnimations = string.Join(", ", sp.Data.Animations);
+                var availableAnimations = string.Join(", ", sp.Data.Animations.Select(a => a.Name));
                 Console.Error.WriteLine($"Missing --animation. Available animations for {sp.Name}: {availableAnimations}");
                 Environment.Exit(2);
             }
+
             var trackEntry = sp.AnimationState.SetAnimation(0, animation, loop);
+            if (time.HasValue)
+            {
+                trackEntry.TrackTime = time.Value;
+            }
             sp.Update(0);
 
-            FFmpegVideoExporter exporter;
-            if (width is uint w && height is uint h && centerx is int cx && centery is int cy)
+            foreach (var slotName in hideSlots)
             {
-                exporter = new FFmpegVideoExporter(w, h)
+                if (!sp.SetSlotVisible(slotName, false))
                 {
-                    Center = (cx, cy),
-                    Size = (w / zoom, -h / zoom),
-                };
+                    if (!quiet) Console.WriteLine($"Warning: Slot '{slotName}' not found, cannot hide.");
+                }
+            }
+
+            if (time.HasValue)
+            {
+                if (TryGetImageFormat(outputExtension, out var imageFormat))
+                {
+                    if (!quiet) Console.WriteLine($"Exporting single frame at {time.Value:F2}s to {output}...");
+
+                    FrameExporter exporter;
+                    if (width is uint w && height is uint h && centerx is int cx && centery is int cy)
+                    {
+                        exporter = new FrameExporter(w, h)
+                        {
+                            Center = (cx, cy),
+                            Size = (w / zoom, -h / zoom),
+                        };
+                    }
+                    else
+                    {
+                        var frameBounds = GetSpineObjectBounds(sp);
+                        var bounds = GetFloatRectCanvasBounds(frameBounds, new(width ?? 512, height ?? 512));
+                        exporter = new FrameExporter(width ?? (uint)Math.Ceiling(bounds.Width), height ?? (uint)Math.Ceiling(bounds.Height))
+                        {
+                            Center = bounds.Position + bounds.Size / 2,
+                            Size = (bounds.Width, -bounds.Height),
+                        };
+                    }
+                    exporter.Format = imageFormat;
+                    exporter.Quality = quality;
+                    exporter.BackgroundColor = backgroundColor;
+
+                    exporter.Export(output, sp);
+
+                    if (!quiet)
+                        Console.WriteLine("Frame export complete.");
+                }
+                else
+                {
+                    var validImageExtensions = "png, jpg, jpeg, webp, bmp";
+                    Console.Error.WriteLine($"Error: --time argument requires a valid image format extension. Supported formats are: {validImageExtensions}.");
+                    Environment.Exit(2);
+                }
+            }
+            else if (Enum.TryParse<FFmpegVideoExporter.VideoFormat>(outputExtension, true, out var videoFormat))
+            {
+                FFmpegVideoExporter exporter;
+                if (width is uint w && height is uint h && centerx is int cx && centery is int cy)
+                {
+                    exporter = new FFmpegVideoExporter(w, h)
+                    {
+                        Center = (cx, cy),
+                        Size = (w / zoom, -h / zoom),
+                    };
+                }
+                else
+                {
+                    var bounds = GetFloatRectCanvasBounds(GetSpineObjectAnimationBounds(sp, fps), new(width ?? 512, height ?? 512));
+                    exporter = new FFmpegVideoExporter(width ?? (uint)Math.Ceiling(bounds.Width), height ?? (uint)Math.Ceiling(bounds.Height))
+                    {
+                        Center = bounds.Position + bounds.Size / 2,
+                        Size = (bounds.Width, -bounds.Height),
+                    };
+                }
+                exporter.Duration = trackEntry.Animation.Duration;
+                exporter.Fps = fps;
+                exporter.Format = videoFormat;
+                exporter.Loop = loop;
+                exporter.Crf = crf;
+                exporter.Speed = speed;
+                exporter.BackgroundColor = backgroundColor;
+
+                if (!quiet)
+                    exporter.ProgressReporter = (total, done, text) => Console.Write($"\r{text}");
+
+                using var cts = new CancellationTokenSource();
+                exporter.Export(output, cts.Token, sp);
+
+                if (!quiet)
+                    Console.WriteLine("\nVideo export complete.");
             }
             else
             {
-                var bounds = GetFloatRectCanvasBounds(GetSpineObjectAnimationBounds(sp, fps), new(width ?? 512, height ?? 512));
-                exporter = new FFmpegVideoExporter(width ?? (uint)Math.Ceiling(bounds.Width), height ?? (uint)Math.Ceiling(bounds.Height))
-                {
-                    Center = bounds.Position + bounds.Size / 2,
-                    Size = (bounds.Width, -bounds.Height),
-                };
+                var validVideoExtensions = string.Join(", ", Enum.GetNames(typeof(FFmpegVideoExporter.VideoFormat)));
+                var validImageExtensions = "png, jpg, jpeg, webp, bmp";
+                Console.Error.WriteLine($"Invalid output extension or missing --time for image export. Supported video formats are: {validVideoExtensions}. Supported image formats (with --time) are: {validImageExtensions}.");
+                Environment.Exit(2);
             }
-            exporter.Duration = trackEntry.Animation.Duration;
-            exporter.Fps = fps;
-            exporter.Format = videoFormat;
-            exporter.Loop = loop;
-            exporter.Crf = crf;
-            exporter.Speed = speed;
-            exporter.BackgroundColor = backgroundColor;
-
-            if (!quiet)
-                exporter.ProgressReporter = (total, done, text) => Console.Write($"\r{text}");
-
-            using var cts = new CancellationTokenSource();
-            exporter.Export(output, cts.Token, sp);
-
-            if (!quiet)
-                Console.WriteLine();
 
             Environment.Exit(0);
         }
 
+        private static bool TryGetImageFormat(string extension, out SKEncodedImageFormat format)
+        {
+            switch (extension)
+            {
+                case "png":
+                    format = SKEncodedImageFormat.Png;
+                    return true;
+                case "jpg":
+                case "jpeg":
+                    format = SKEncodedImageFormat.Jpeg;
+                    return true;
+                case "webp":
+                    format = SKEncodedImageFormat.Webp;
+                    return true;
+                case "bmp":
+                    format = SKEncodedImageFormat.Bmp;
+                    return true;
+                default:
+                    format = default;
+                    return false;
+            }
+        }
+
         public static SpineObject CopySpineObject(SpineObject sp)
         {
             var spineObject = new SpineObject(sp, true);