v0.6.3.2v0.6.3.2

* (Add) Tool: Layer Re-Height - Allow change layer height
* (Add) Setting: Gap closing default iterations
* (Add) Setting: Noise removal default iterations
* (Add) Setting: Repair layers and islands by default
* (Add) Setting: Remove empty layers by default
* (Add) Setting: Repair resin traps by default
* (Change) Setting: "Reset to Defaults" changed to "Reset All Settings"
* (Fix) CWS: Lack of ';' on GCode was preventing printer from printing

30 files changed, 521 insertions, 101 deletions

diff --git a/CHANGELOG.md b/CHANGELOG.md
index 7c5f0da..b203967 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,5 +1,16 @@
 # Changelog
 
+## 24/07/2020 - v0.6.3.2
+
+* (Add) Tool: Layer Re-Height - Allow change layer height
+* (Add) Setting: Gap closing default iterations
+* (Add) Setting: Noise removal default iterations
+* (Add) Setting: Repair layers and islands by default
+* (Add) Setting: Remove empty layers by default
+* (Add) Setting: Repair resin traps by default
+* (Change) Setting: "Reset to Defaults" changed to "Reset All Settings"
+* (Fix) CWS: Lack of ';' on GCode was preventing printer from printing
+
 ## 20/07/2020 - v0.6.3.1
 
 * (Add) Preview: Allow import images from disk and replace preview image
diff --git a/UVtools.Core/FileFormats/CWSFile.cs b/UVtools.Core/FileFormats/CWSFile.cs
index 940aaae..7f4daeb 100644
--- a/UVtools.Core/FileFormats/CWSFile.cs
+++ b/UVtools.Core/FileFormats/CWSFile.cs
@@ -143,7 +143,11 @@ namespace UVtools.Core.FileFormats
         public override uint ResolutionY => SliceSettings.Yres;
         public override byte AntiAliasing => (byte) OutputSettings.AntiAliasingValue;
 
-        public override float LayerHeight => SliceSettings.Thickness;
+        public override float LayerHeight
+        {
+            get => SliceSettings.Thickness;
+            set => OutputSettings.LayerThickness = SliceSettings.Thickness = value; 
+        }
 
         public override uint LayerCount
         {
@@ -151,6 +155,7 @@ namespace UVtools.Core.FileFormats
             {
                 OutputSettings.LayersNum = LayerCount;
                 SliceSettings.LayersNum = LayerCount;
+                UpdateGCode();
             }
         }
 
@@ -581,7 +586,7 @@ G1 Z-3.9 F120
             string arch = Environment.Is64BitOperatingSystem ? "64-bits" : "32-bits";
             GCode = new StringBuilder();
             GCode.AppendLine($"; {About.Website} {About.Software} {Assembly.GetExecutingAssembly().GetName().Version} {arch} {DateTime.Now}"); 
-            GCode.AppendLine("(****Build and Slicing Parameters * ***)");
+            GCode.AppendLine(";(****Build and Slicing Parameters ****)");
 
             foreach (var propertyInfo in OutputSettings.GetType().GetProperties(BindingFlags.Public | BindingFlags.Instance))
             {
diff --git a/UVtools.Core/FileFormats/ChituboxFile.cs b/UVtools.Core/FileFormats/ChituboxFile.cs
index b3ca3c3..7a51702 100644
--- a/UVtools.Core/FileFormats/ChituboxFile.cs
+++ b/UVtools.Core/FileFormats/ChituboxFile.cs
@@ -944,7 +944,11 @@ namespace UVtools.Core.FileFormats
         public override uint ResolutionY => HeaderSettings.ResolutionY;
         public override byte AntiAliasing => (byte) (IsCbtFile ? SlicerInfoSettings.AntiAliasLevel : HeaderSettings.AntiAliasLevel);
 
-        public override float LayerHeight => HeaderSettings.LayerHeightMilimeter;
+        public override float LayerHeight
+        {
+            get => HeaderSettings.LayerHeightMilimeter;
+            set => HeaderSettings.LayerHeightMilimeter = value;
+        }
 
         public override uint LayerCount
         {
diff --git a/UVtools.Core/FileFormats/ChituboxZipFile.cs b/UVtools.Core/FileFormats/ChituboxZipFile.cs
index f7dc67e..7c7edda 100644
--- a/UVtools.Core/FileFormats/ChituboxZipFile.cs
+++ b/UVtools.Core/FileFormats/ChituboxZipFile.cs
@@ -124,13 +124,18 @@ namespace UVtools.Core.FileFormats
         public override uint ResolutionY => HeaderSettings.ResolutionY;
         public override byte AntiAliasing => HeaderSettings.AntiAliasing;
 
-        public override float LayerHeight => HeaderSettings.LayerHeight;
+        public override float LayerHeight
+        {
+            get => HeaderSettings.LayerHeight;
+            set => HeaderSettings.LayerHeight = value;
+        }
 
         public override uint LayerCount
         {
             set
             {
                 HeaderSettings.LayerCount = LayerCount;
+                UpdateGCode();
             }
         }
 
diff --git a/UVtools.Core/FileFormats/FileFormat.cs b/UVtools.Core/FileFormats/FileFormat.cs
index 442f0e6..ea2cbd7 100644
--- a/UVtools.Core/FileFormats/FileFormat.cs
+++ b/UVtools.Core/FileFormats/FileFormat.cs
@@ -280,7 +280,7 @@ namespace UVtools.Core.FileFormats
         public bool HaveAntiAliasing => AntiAliasing > 1;
         public abstract byte AntiAliasing { get; }
 
-        public abstract float LayerHeight { get; }
+        public abstract float LayerHeight { get; set; }
 
         public float TotalHeight => LayerCount == 0 ? 0 : this[LayerCount - 1].PositionZ; //(float)Math.Round(LayerCount * LayerHeight, 2);
 
diff --git a/UVtools.Core/FileFormats/IFileFormat.cs b/UVtools.Core/FileFormats/IFileFormat.cs
index 2db8d31..afeaf39 100644
--- a/UVtools.Core/FileFormats/IFileFormat.cs
+++ b/UVtools.Core/FileFormats/IFileFormat.cs
@@ -102,7 +102,7 @@ namespace UVtools.Core.FileFormats
         /// <summary>
         /// Gets Layer Height in mm
         /// </summary>
-        float LayerHeight { get; }
+        float LayerHeight { get; set; }
 
         /// <summary>
         /// Gets Total Height in mm
diff --git a/UVtools.Core/FileFormats/ImageFile.cs b/UVtools.Core/FileFormats/ImageFile.cs
index dd0dacb..661ef33 100644
--- a/UVtools.Core/FileFormats/ImageFile.cs
+++ b/UVtools.Core/FileFormats/ImageFile.cs
@@ -28,7 +28,7 @@ namespace UVtools.Core.FileFormats
         public override uint ResolutionX => (uint)ImageMat.Width;
         public override uint ResolutionY => (uint)ImageMat.Height;
         public override byte AntiAliasing { get; } = 1;
-        public override float LayerHeight { get; } = 0;
+        public override float LayerHeight { get; set; } = 0;
         public override ushort InitialLayerCount { get; } = 1;
         public override float InitialExposureTime { get; } = 0;
         public override float LayerExposureTime { get; } = 0;
diff --git a/UVtools.Core/FileFormats/PHZFile.cs b/UVtools.Core/FileFormats/PHZFile.cs
index 72c8b06..975971d 100644
--- a/UVtools.Core/FileFormats/PHZFile.cs
+++ b/UVtools.Core/FileFormats/PHZFile.cs
@@ -716,7 +716,11 @@ namespace UVtools.Core.FileFormats
         public override uint ResolutionY => HeaderSettings.ResolutionY;
         public override byte AntiAliasing => (byte) HeaderSettings.AntiAliasLevelInfo;
 
-        public override float LayerHeight => HeaderSettings.LayerHeightMilimeter;
+        public override float LayerHeight
+        {
+            get => HeaderSettings.LayerHeightMilimeter;
+            set => HeaderSettings.LayerHeightMilimeter = value;
+        }
 
         public override uint LayerCount
         {
diff --git a/UVtools.Core/FileFormats/PWSFile.cs b/UVtools.Core/FileFormats/PWSFile.cs
index 33cd78f..af87144 100644
--- a/UVtools.Core/FileFormats/PWSFile.cs
+++ b/UVtools.Core/FileFormats/PWSFile.cs
@@ -803,7 +803,11 @@ namespace UVtools.Core.FileFormats
         public override uint ResolutionY => HeaderSettings.ResolutionY;
         public override byte AntiAliasing => (byte) HeaderSettings.AntiAliasing;
 
-        public override float LayerHeight => HeaderSettings.LayerHeight;
+        public override float LayerHeight
+        {
+            get => HeaderSettings.LayerHeight;
+            set => HeaderSettings.LayerHeight = value;
+        }
 
         public override uint LayerCount
         {
diff --git a/UVtools.Core/FileFormats/SL1File.cs b/UVtools.Core/FileFormats/SL1File.cs
index 4b9261f..16adcb6 100644
--- a/UVtools.Core/FileFormats/SL1File.cs
+++ b/UVtools.Core/FileFormats/SL1File.cs
@@ -319,7 +319,11 @@ namespace UVtools.Core.FileFormats
         public override uint ResolutionY => PrinterSettings.DisplayPixelsY;
         public override byte AntiAliasing => (byte) (PrinterSettings.GammaCorrection > 0 ? LookupCustomValue(Keyword_AntiAliasing, 4) : 1);
 
-        public override float LayerHeight => OutputConfigSettings.LayerHeight;
+        public override float LayerHeight
+        {
+            get => OutputConfigSettings.LayerHeight;
+            set => OutputConfigSettings.LayerHeight = value;
+        }
 
         public override uint LayerCount
         {
diff --git a/UVtools.Core/FileFormats/UVJFile.cs b/UVtools.Core/FileFormats/UVJFile.cs
index d8ebf37..25aad40 100644
--- a/UVtools.Core/FileFormats/UVJFile.cs
+++ b/UVtools.Core/FileFormats/UVJFile.cs
@@ -161,7 +161,11 @@ namespace UVtools.Core.FileFormats
         public override uint ResolutionY => JsonSettings.Properties.Size.Y;
         public override byte AntiAliasing => JsonSettings.Properties.AntiAliasLevel;
 
-        public override float LayerHeight => JsonSettings.Properties.Size.LayerHeight;
+        public override float LayerHeight
+        {
+            get => JsonSettings.Properties.Size.LayerHeight;
+            set => JsonSettings.Properties.Size.LayerHeight = value;
+        }
 
         public override uint LayerCount
         {
diff --git a/UVtools.Core/FileFormats/ZCodexFile.cs b/UVtools.Core/FileFormats/ZCodexFile.cs
index 64e5ce5..e6b6b96 100644
--- a/UVtools.Core/FileFormats/ZCodexFile.cs
+++ b/UVtools.Core/FileFormats/ZCodexFile.cs
@@ -172,7 +172,11 @@ namespace UVtools.Core.FileFormats
         public override uint ResolutionY => 2560;
         public override byte AntiAliasing => UserSettings.AntiAliasing;
 
-        public override float LayerHeight => ResinMetadataSettings.LayerThickness;
+        public override float LayerHeight
+        {
+            get => ResinMetadataSettings.LayerThickness;
+            set => ResinMetadataSettings.LayerThickness = value;
+        }
 
         public override uint LayerCount
         {
@@ -180,6 +184,7 @@ namespace UVtools.Core.FileFormats
             {
                 UserSettings.MaxLayer = LayerCount - 1;
                 ResinMetadataSettings.TotalLayersCount = LayerCount;
+                UpdateGCode();
             }
         }
 
diff --git a/UVtools.Core/Layer/Layer.cs b/UVtools.Core/Layer/Layer.cs
index 015ae73..ed221c1 100644
--- a/UVtools.Core/Layer/Layer.cs
+++ b/UVtools.Core/Layer/Layer.cs
@@ -40,7 +40,7 @@ namespace UVtools.Core
         /// <summary>
         /// Gets the bounding rectangle for the image area
         /// </summary>
-        public Rectangle BoundingRectangle { get; private protected set; } = Rectangle.Empty;
+        public Rectangle BoundingRectangle { get; internal set; } = Rectangle.Empty;
 
         /// <summary>
         /// Gets the layer index
@@ -781,7 +781,13 @@ namespace UVtools.Core
 
         public Layer Clone()
         {
-            return new Layer(Index, CompressedBytes, Filename, ParentLayerManager);
+            return new Layer(Index, CompressedBytes, Filename, ParentLayerManager)
+            {
+                PositionZ = PositionZ,
+                ExposureTime = ExposureTime,
+                BoundingRectangle = BoundingRectangle,
+                NonZeroPixelCount = NonZeroPixelCount,
+            };
         }
 
         #endregion
diff --git a/UVtools.Core/Layer/LayerManager.cs b/UVtools.Core/Layer/LayerManager.cs
index 8c48dfd..4cea92e 100644
--- a/UVtools.Core/Layer/LayerManager.cs
+++ b/UVtools.Core/Layer/LayerManager.cs
@@ -1437,5 +1437,64 @@ namespace UVtools.Core
             BoundingRectangle = Rectangle.Empty;
             SlicerFile.RequireFullEncode = true;
         }
+
+        public void ReHeight(OperationLayerReHeight operation, OperationProgress progress = null)
+        {
+            if (ReferenceEquals(progress, null)) progress = new OperationProgress();
+            progress.Reset("Re-Height", operation.LayerCount);
+
+            var oldLayers = Layers;
+
+            Layers = new Layer[operation.LayerCount];
+
+            uint newLayerIndex = 0;
+            for (uint layerIndex = 0; layerIndex < oldLayers.Length; layerIndex++)
+            {
+                var oldLayer = oldLayers[layerIndex];
+                if (operation.IsDivision)
+                {
+                    for (byte i = 0; i < operation.Modifier; i++)
+                    {
+                        Layers[newLayerIndex] =
+                            new Layer(newLayerIndex, oldLayer.CompressedBytes, null, this)
+                            {
+                                PositionZ = (float) (operation.LayerHeight * (newLayerIndex + 1)),
+                                ExposureTime = oldLayer.ExposureTime,
+                                BoundingRectangle = oldLayer.BoundingRectangle,
+                            };
+                        newLayerIndex++;
+                        progress++;
+                    }
+                }
+                else
+                {
+                    using (var mat = oldLayers[layerIndex++].LayerMat)
+                    {
+                        for (byte i = 1; i < operation.Modifier; i++)
+                        {
+                            using (var nextMat = oldLayers[layerIndex++].LayerMat)
+                            {
+                                CvInvoke.Add(mat, nextMat, mat);
+                            }
+                        }
+
+                        Layers[newLayerIndex] = new Layer(newLayerIndex, mat, null, this)
+                        {
+                            PositionZ = (float)(operation.LayerHeight * (newLayerIndex + 1)),
+                            ExposureTime = oldLayer.ExposureTime
+                        };
+                        newLayerIndex++;
+                        layerIndex--;
+                        progress++;
+                    }
+                }
+            }
+
+
+            SlicerFile.LayerHeight = (float) operation.LayerHeight;
+            SlicerFile.LayerCount = Count;
+            BoundingRectangle = Rectangle.Empty;
+            SlicerFile.RequireFullEncode = true;
+        }
     }
 }
diff --git a/UVtools.Core/Operations/OperationLayerReHeight.cs b/UVtools.Core/Operations/OperationLayerReHeight.cs
new file mode 100644
index 0000000..404f646
--- /dev/null
+++ b/UVtools.Core/Operations/OperationLayerReHeight.cs
@@ -0,0 +1,25 @@
+
+namespace UVtools.Core.Operations
+{
+    public sealed class OperationLayerReHeight
+    {
+        public bool IsMultiply { get; }
+        public bool IsDivision => !IsMultiply;
+        public byte Modifier { get; }
+        public decimal LayerHeight { get; }
+        public uint LayerCount { get; }
+
+        public OperationLayerReHeight(bool isMultiply, byte modifier, decimal layerHeight, uint layerCount)
+        {
+            IsMultiply = isMultiply;
+            Modifier = modifier;
+            LayerHeight = layerHeight;
+            LayerCount = layerCount;
+        }
+
+        public override string ToString()
+        {
+            return (IsMultiply ? 'x' : '÷') +$" {Modifier} → {LayerCount} layers at {LayerHeight}mm";
+        }
+    }
+}
diff --git a/UVtools.Core/UVtools.Core.csproj b/UVtools.Core/UVtools.Core.csproj
index 6bf1ebc..d62a305 100644
--- a/UVtools.Core/UVtools.Core.csproj
+++ b/UVtools.Core/UVtools.Core.csproj
@@ -10,7 +10,7 @@
     <RepositoryUrl>https://github.com/sn4k3/UVtools</RepositoryUrl>
     <PackageProjectUrl>https://github.com/sn4k3/UVtools</PackageProjectUrl>
     <Description>MSLA/DLP, file analysis, repair, conversion and manipulation</Description>
-    <Version>0.6.3.1</Version>
+    <Version>0.6.3.2</Version>
     <Copyright>Copyright © 2020 PTRTECH</Copyright>
     <PackageIcon>UVtools.png</PackageIcon>
     <Platforms>AnyCPU;x64</Platforms>
diff --git a/UVtools.GUI/App.config b/UVtools.GUI/App.config
index 0bc6765..9e184a8 100644
--- a/UVtools.GUI/App.config
+++ b/UVtools.GUI/App.config
@@ -174,6 +174,21 @@
       <setting name="AutoZoomIssues" serializeAs="String">
         <value>True</value>
       </setting>
+      <setting name="LayerRepairDefaultClosingIterations" serializeAs="String">
+        <value>2</value>
+      </setting>
+      <setting name="LayerRepairDefaultOpeningIterations" serializeAs="String">
+        <value>1</value>
+      </setting>
+      <setting name="LayerRepairLayersIslands" serializeAs="String">
+        <value>True</value>
+      </setting>
+      <setting name="LayerRepairResinTraps" serializeAs="String">
+        <value>True</value>
+      </setting>
+      <setting name="LayerRepairRemoveEmptyLayers" serializeAs="String">
+        <value>True</value>
+      </setting>
     </UVtools.GUI.Properties.Settings>
   </userSettings>
 </configuration>
diff --git a/UVtools.GUI/Forms/FrmInputBox.cs b/UVtools.GUI/Forms/FrmInputBox.cs
index 83328ed..4788900 100644
--- a/UVtools.GUI/Forms/FrmInputBox.cs
+++ b/UVtools.GUI/Forms/FrmInputBox.cs
@@ -7,6 +7,7 @@
  */
 
 using System;
+using System.Diagnostics;
 using System.Globalization;
 using System.Windows.Forms;
 using UVtools.Core;
diff --git a/UVtools.GUI/Forms/FrmRepairLayers.cs b/UVtools.GUI/Forms/FrmRepairLayers.cs
index 2351f53..b28d280 100644
--- a/UVtools.GUI/Forms/FrmRepairLayers.cs
+++ b/UVtools.GUI/Forms/FrmRepairLayers.cs
@@ -59,14 +59,17 @@ namespace UVtools.GUI.Forms
         #endregion
 
         #region Constructors
-        public FrmRepairLayers(uint defaultClosingIterations = 1, uint defaultOpeningIterations = 1)
+        public FrmRepairLayers()
         {
             InitializeComponent();
             DialogResult = DialogResult.Cancel;
 
             
-            ClosingIterations = defaultClosingIterations;
-            OpeningIterations = defaultOpeningIterations;
+            ClosingIterations = Properties.Settings.Default.LayerRepairDefaultClosingIterations;
+            OpeningIterations = Properties.Settings.Default.LayerRepairDefaultOpeningIterations;
+            RepairIslands = Properties.Settings.Default.LayerRepairLayersIslands;
+            RemoveEmptyLayers = Properties.Settings.Default.LayerRepairRemoveEmptyLayers;
+            RepairResinTraps = Properties.Settings.Default.LayerRepairResinTraps;
             numClosingIterations.Select();
 
             nmLayerRangeEnd.Value = Program.SlicerFile.LayerCount-1;
diff --git a/UVtools.GUI/Forms/FrmSettings.Designer.cs b/UVtools.GUI/Forms/FrmSettings.Designer.cs
index 5b83b05..ea5ee4b 100644
--- a/UVtools.GUI/Forms/FrmSettings.Designer.cs
+++ b/UVtools.GUI/Forms/FrmSettings.Designer.cs
@@ -119,6 +119,7 @@
             this.tbFileSaveNamePreffix = new System.Windows.Forms.TextBox();
             this.groupBox4 = new System.Windows.Forms.GroupBox();
             this.tabPage2 = new System.Windows.Forms.TabPage();
+            this.cbAutoZoomIssues = new System.Windows.Forms.CheckBox();
             this.tabPage3 = new System.Windows.Forms.TabPage();
             this.tabPage4 = new System.Windows.Forms.TabPage();
             this.btnPixelEditorDrainHoleColor = new System.Windows.Forms.Button();
@@ -130,7 +131,14 @@
             this.label23 = new System.Windows.Forms.Label();
             this.btnPixelEditorAddPixelColor = new System.Windows.Forms.Button();
             this.panel1 = new System.Windows.Forms.Panel();
-            this.cbAutoZoomIssues = new System.Windows.Forms.CheckBox();
+            this.tabPage5 = new System.Windows.Forms.TabPage();
+            this.cbLayerRepairLayersIslands = new System.Windows.Forms.CheckBox();
+            this.cbLayerRepairRemoveEmptyLayers = new System.Windows.Forms.CheckBox();
+            this.cbLayerRepairResinTraps = new System.Windows.Forms.CheckBox();
+            this.nmLayerRepairDefaultClosingIterations = new System.Windows.Forms.NumericUpDown();
+            this.label33 = new System.Windows.Forms.Label();
+            this.nmLayerRepairDefaultOpeningIterations = new System.Windows.Forms.NumericUpDown();
+            this.label34 = new System.Windows.Forms.Label();
             ((System.ComponentModel.ISupportInitialize)(this.nmOutlineHollowAreasLineThickness)).BeginInit();
             ((System.ComponentModel.ISupportInitialize)(this.nmOutlineLayerBoundsLineThickness)).BeginInit();
             ((System.ComponentModel.ISupportInitialize)(this.nmOutlinePrintVolumeBoundsLineThickness)).BeginInit();
@@ -154,6 +162,9 @@
             this.tabPage3.SuspendLayout();
             this.tabPage4.SuspendLayout();
             this.panel1.SuspendLayout();
+            this.tabPage5.SuspendLayout();
+            ((System.ComponentModel.ISupportInitialize)(this.nmLayerRepairDefaultClosingIterations)).BeginInit();
+            ((System.ComponentModel.ISupportInitialize)(this.nmLayerRepairDefaultOpeningIterations)).BeginInit();
             this.SuspendLayout();
             // 
             // label1
@@ -619,7 +630,7 @@
             this.btnReset.Name = "btnReset";
             this.btnReset.Size = new System.Drawing.Size(158, 48);
             this.btnReset.TabIndex = 16;
-            this.btnReset.Text = "&Reset to defaults";
+            this.btnReset.Text = "&Reset all settings";
             this.btnReset.TextAlign = System.Drawing.ContentAlignment.MiddleRight;
             this.btnReset.UseVisualStyleBackColor = true;
             this.btnReset.Click += new System.EventHandler(this.EventClick);
@@ -978,6 +989,7 @@
             this.tabSettings.Controls.Add(this.tabPage2);
             this.tabSettings.Controls.Add(this.tabPage3);
             this.tabSettings.Controls.Add(this.tabPage4);
+            this.tabSettings.Controls.Add(this.tabPage5);
             this.tabSettings.Dock = System.Windows.Forms.DockStyle.Fill;
             this.tabSettings.Location = new System.Drawing.Point(0, 0);
             this.tabSettings.Name = "tabSettings";
@@ -1293,6 +1305,16 @@
             this.tabPage2.Text = "Layer Preview";
             this.tabPage2.UseVisualStyleBackColor = true;
             // 
+            // cbAutoZoomIssues
+            // 
+            this.cbAutoZoomIssues.AutoSize = true;
+            this.cbAutoZoomIssues.Location = new System.Drawing.Point(11, 305);
+            this.cbAutoZoomIssues.Name = "cbAutoZoomIssues";
+            this.cbAutoZoomIssues.Size = new System.Drawing.Size(395, 22);
+            this.cbAutoZoomIssues.TabIndex = 35;
+            this.cbAutoZoomIssues.Text = "Auto zoom to issues and drawings portrait area (best fit)";
+            this.cbAutoZoomIssues.UseVisualStyleBackColor = true;
+            // 
             // tabPage3
             // 
             this.tabPage3.Controls.Add(this.groupBox3);
@@ -1431,15 +1453,104 @@
             this.panel1.Size = new System.Drawing.Size(624, 77);
             this.panel1.TabIndex = 19;
             // 
-            // cbAutoZoomIssues
+            // tabPage5
+            // 
+            this.tabPage5.Controls.Add(this.nmLayerRepairDefaultOpeningIterations);
+            this.tabPage5.Controls.Add(this.label34);
+            this.tabPage5.Controls.Add(this.nmLayerRepairDefaultClosingIterations);
+            this.tabPage5.Controls.Add(this.label33);
+            this.tabPage5.Controls.Add(this.cbLayerRepairResinTraps);
+            this.tabPage5.Controls.Add(this.cbLayerRepairRemoveEmptyLayers);
+            this.tabPage5.Controls.Add(this.cbLayerRepairLayersIslands);
+            this.tabPage5.Location = new System.Drawing.Point(4, 27);
+            this.tabPage5.Name = "tabPage5";
+            this.tabPage5.Padding = new System.Windows.Forms.Padding(3);
+            this.tabPage5.Size = new System.Drawing.Size(616, 498);
+            this.tabPage5.TabIndex = 4;
+            this.tabPage5.Text = "Layer Repair";
+            this.tabPage5.UseVisualStyleBackColor = true;
+            // 
+            // cbLayerRepairLayersIslands
+            // 
+            this.cbLayerRepairLayersIslands.AutoSize = true;
+            this.cbLayerRepairLayersIslands.Location = new System.Drawing.Point(6, 66);
+            this.cbLayerRepairLayersIslands.Name = "cbLayerRepairLayersIslands";
+            this.cbLayerRepairLayersIslands.Size = new System.Drawing.Size(257, 22);
+            this.cbLayerRepairLayersIslands.TabIndex = 15;
+            this.cbLayerRepairLayersIslands.Text = "Repair layers and islands by default";
+            this.cbLayerRepairLayersIslands.UseVisualStyleBackColor = true;
+            // 
+            // cbLayerRepairRemoveEmptyLayers
+            // 
+            this.cbLayerRepairRemoveEmptyLayers.AutoSize = true;
+            this.cbLayerRepairRemoveEmptyLayers.Location = new System.Drawing.Point(6, 94);
+            this.cbLayerRepairRemoveEmptyLayers.Name = "cbLayerRepairRemoveEmptyLayers";
+            this.cbLayerRepairRemoveEmptyLayers.Size = new System.Drawing.Size(236, 22);
+            this.cbLayerRepairRemoveEmptyLayers.TabIndex = 16;
+            this.cbLayerRepairRemoveEmptyLayers.Text = "Remove empty layers by default";
+            this.cbLayerRepairRemoveEmptyLayers.UseVisualStyleBackColor = true;
+            // 
+            // cbLayerRepairResinTraps
+            // 
+            this.cbLayerRepairResinTraps.AutoSize = true;
+            this.cbLayerRepairResinTraps.Location = new System.Drawing.Point(6, 122);
+            this.cbLayerRepairResinTraps.Name = "cbLayerRepairResinTraps";
+            this.cbLayerRepairResinTraps.Size = new System.Drawing.Size(209, 22);
+            this.cbLayerRepairResinTraps.TabIndex = 17;
+            this.cbLayerRepairResinTraps.Text = "Repair resin traps by default";
+            this.cbLayerRepairResinTraps.UseVisualStyleBackColor = true;
+            // 
+            // nmLayerRepairDefaultClosingIterations
+            // 
+            this.nmLayerRepairDefaultClosingIterations.Location = new System.Drawing.Point(6, 6);
+            this.nmLayerRepairDefaultClosingIterations.Maximum = new decimal(new int[] {
+            255,
+            0,
+            0,
+            0});
+            this.nmLayerRepairDefaultClosingIterations.Name = "nmLayerRepairDefaultClosingIterations";
+            this.nmLayerRepairDefaultClosingIterations.Size = new System.Drawing.Size(57, 24);
+            this.nmLayerRepairDefaultClosingIterations.TabIndex = 30;
+            this.nmLayerRepairDefaultClosingIterations.Value = new decimal(new int[] {
+            1,
+            0,
+            0,
+            0});
             // 
-            this.cbAutoZoomIssues.AutoSize = true;
-            this.cbAutoZoomIssues.Location = new System.Drawing.Point(11, 305);
-            this.cbAutoZoomIssues.Name = "cbAutoZoomIssues";
-            this.cbAutoZoomIssues.Size = new System.Drawing.Size(395, 22);
-            this.cbAutoZoomIssues.TabIndex = 35;
-            this.cbAutoZoomIssues.Text = "Auto zoom to issues and drawings portrait area (best fit)";
-            this.cbAutoZoomIssues.UseVisualStyleBackColor = true;
+            // label33
+            // 
+            this.label33.AutoSize = true;
+            this.label33.Location = new System.Drawing.Point(69, 9);
+            this.label33.Name = "label33";
+            this.label33.Size = new System.Drawing.Size(198, 18);
+            this.label33.TabIndex = 31;
+            this.label33.Text = "Gap closing default iterations";
+            // 
+            // nmLayerRepairDefaultOpeningIterations
+            // 
+            this.nmLayerRepairDefaultOpeningIterations.Location = new System.Drawing.Point(6, 36);
+            this.nmLayerRepairDefaultOpeningIterations.Maximum = new decimal(new int[] {
+            255,
+            0,
+            0,
+            0});
+            this.nmLayerRepairDefaultOpeningIterations.Name = "nmLayerRepairDefaultOpeningIterations";
+            this.nmLayerRepairDefaultOpeningIterations.Size = new System.Drawing.Size(57, 24);
+            this.nmLayerRepairDefaultOpeningIterations.TabIndex = 32;
+            this.nmLayerRepairDefaultOpeningIterations.Value = new decimal(new int[] {
+            1,
+            0,
+            0,
+            0});
+            // 
+            // label34
+            // 
+            this.label34.AutoSize = true;
+            this.label34.Location = new System.Drawing.Point(69, 39);
+            this.label34.Name = "label34";
+            this.label34.Size = new System.Drawing.Size(215, 18);
+            this.label34.TabIndex = 33;
+            this.label34.Text = "Noise removal default iterations";
             // 
             // FrmSettings
             // 
@@ -1488,6 +1599,10 @@
             this.tabPage4.ResumeLayout(false);
             this.tabPage4.PerformLayout();
             this.panel1.ResumeLayout(false);
+            this.tabPage5.ResumeLayout(false);
+            this.tabPage5.PerformLayout();
+            ((System.ComponentModel.ISupportInitialize)(this.nmLayerRepairDefaultClosingIterations)).EndInit();
+            ((System.ComponentModel.ISupportInitialize)(this.nmLayerRepairDefaultOpeningIterations)).EndInit();
             this.ResumeLayout(false);
 
         }
@@ -1596,5 +1711,13 @@
         private System.Windows.Forms.Label label32;
         private System.Windows.Forms.TextBox tbFileExtractDefaultDirectory;
         private System.Windows.Forms.CheckBox cbAutoZoomIssues;
+        private System.Windows.Forms.TabPage tabPage5;
+        private System.Windows.Forms.CheckBox cbLayerRepairLayersIslands;
+        private System.Windows.Forms.CheckBox cbLayerRepairRemoveEmptyLayers;
+        private System.Windows.Forms.CheckBox cbLayerRepairResinTraps;
+        private System.Windows.Forms.NumericUpDown nmLayerRepairDefaultClosingIterations;
+        private System.Windows.Forms.Label label33;
+        private System.Windows.Forms.NumericUpDown nmLayerRepairDefaultOpeningIterations;
+        private System.Windows.Forms.Label label34;
     }
 }
\ No newline at end of file
diff --git a/UVtools.GUI/Forms/FrmSettings.cs b/UVtools.GUI/Forms/FrmSettings.cs
index 71e7285..d6033f9 100644
--- a/UVtools.GUI/Forms/FrmSettings.cs
+++ b/UVtools.GUI/Forms/FrmSettings.cs
@@ -84,6 +84,12 @@ namespace UVtools.GUI.Forms
                 btnPixelEditorRemovePixelColor.BackColor = Settings.Default.PixelEditorRemovePixelColor;
                 btnPixelEditorSupportColor.BackColor = Settings.Default.PixelEditorSupportColor;
                 btnPixelEditorDrainHoleColor.BackColor = Settings.Default.PixelEditorDrainHoleColor;
+
+                nmLayerRepairDefaultClosingIterations.Value = Settings.Default.LayerRepairDefaultClosingIterations;
+                nmLayerRepairDefaultOpeningIterations.Value = Settings.Default.LayerRepairDefaultOpeningIterations;
+                cbLayerRepairLayersIslands.Checked = Settings.Default.LayerRepairLayersIslands;
+                cbLayerRepairRemoveEmptyLayers.Checked = Settings.Default.LayerRepairRemoveEmptyLayers;
+                cbLayerRepairResinTraps.Checked = Settings.Default.LayerRepairResinTraps;
             }
             catch (Exception ex)
             {
@@ -228,6 +234,12 @@ namespace UVtools.GUI.Forms
                 Settings.Default.PixelEditorSupportColor = btnPixelEditorSupportColor.BackColor;
                 Settings.Default.PixelEditorDrainHoleColor = btnPixelEditorDrainHoleColor.BackColor;
 
+                Settings.Default.LayerRepairDefaultClosingIterations = (byte) nmLayerRepairDefaultClosingIterations.Value;
+                Settings.Default.LayerRepairDefaultOpeningIterations = (byte) nmLayerRepairDefaultOpeningIterations.Value;
+                Settings.Default.LayerRepairLayersIslands = cbLayerRepairLayersIslands.Checked;
+                Settings.Default.LayerRepairRemoveEmptyLayers = cbLayerRepairRemoveEmptyLayers.Checked;
+                Settings.Default.LayerRepairResinTraps = cbLayerRepairResinTraps.Checked;
+
                 Settings.Default.Save();
                 DialogResult = DialogResult.OK;
                 return;
diff --git a/UVtools.GUI/Forms/FrmToolLayerReHeight.Designer.cs b/UVtools.GUI/Forms/FrmToolLayerReHeight.Designer.cs
index 81a392d..9c39680 100644
--- a/UVtools.GUI/Forms/FrmToolLayerReHeight.Designer.cs
+++ b/UVtools.GUI/Forms/FrmToolLayerReHeight.Designer.cs
@@ -44,7 +44,7 @@ namespace UVtools.GUI.Forms
             this.lbDescription.Location = new System.Drawing.Point(13, 14);
             this.lbDescription.Margin = new System.Windows.Forms.Padding(4, 0, 4, 0);
             this.lbDescription.Name = "lbDescription";
-            this.lbDescription.Size = new System.Drawing.Size(584, 95);
+            this.lbDescription.Size = new System.Drawing.Size(584, 118);
             this.lbDescription.TabIndex = 0;
             this.lbDescription.Text = resources.GetString("lbDescription.Text");
             // 
@@ -54,7 +54,7 @@ namespace UVtools.GUI.Forms
             this.btnCancel.DialogResult = System.Windows.Forms.DialogResult.Cancel;
             this.btnCancel.Image = global::UVtools.GUI.Properties.Resources.Cancel_24x24;
             this.btnCancel.ImageAlign = System.Drawing.ContentAlignment.MiddleLeft;
-            this.btnCancel.Location = new System.Drawing.Point(434, 324);
+            this.btnCancel.Location = new System.Drawing.Point(434, 202);
             this.btnCancel.Margin = new System.Windows.Forms.Padding(4, 5, 4, 5);
             this.btnCancel.Name = "btnCancel";
             this.btnCancel.Size = new System.Drawing.Size(150, 48);
@@ -69,7 +69,7 @@ namespace UVtools.GUI.Forms
             this.btnOk.Anchor = ((System.Windows.Forms.AnchorStyles)((System.Windows.Forms.AnchorStyles.Bottom | System.Windows.Forms.AnchorStyles.Left)));
             this.btnOk.Image = global::UVtools.GUI.Properties.Resources.Ok_24x24;
             this.btnOk.ImageAlign = System.Drawing.ContentAlignment.MiddleLeft;
-            this.btnOk.Location = new System.Drawing.Point(276, 324);
+            this.btnOk.Location = new System.Drawing.Point(276, 202);
             this.btnOk.Margin = new System.Windows.Forms.Padding(4, 5, 4, 5);
             this.btnOk.Name = "btnOk";
             this.btnOk.Size = new System.Drawing.Size(150, 48);
@@ -82,7 +82,7 @@ namespace UVtools.GUI.Forms
             // lbCurrent
             // 
             this.lbCurrent.AutoSize = true;
-            this.lbCurrent.Location = new System.Drawing.Point(13, 109);
+            this.lbCurrent.Location = new System.Drawing.Point(13, 132);
             this.lbCurrent.Name = "lbCurrent";
             this.lbCurrent.Size = new System.Drawing.Size(234, 20);
             this.lbCurrent.TabIndex = 7;
@@ -91,19 +91,19 @@ namespace UVtools.GUI.Forms
             // label2
             // 
             this.label2.AutoSize = true;
-            this.label2.Location = new System.Drawing.Point(13, 136);
+            this.label2.Location = new System.Drawing.Point(13, 159);
             this.label2.Name = "label2";
-            this.label2.Size = new System.Drawing.Size(75, 20);
+            this.label2.Size = new System.Drawing.Size(69, 20);
             this.label2.TabIndex = 8;
-            this.label2.Text = "Multiplier:";
+            this.label2.Text = "Modifier:";
             // 
             // cbMultiplier
             // 
             this.cbMultiplier.DropDownStyle = System.Windows.Forms.ComboBoxStyle.DropDownList;
             this.cbMultiplier.FormattingEnabled = true;
-            this.cbMultiplier.Location = new System.Drawing.Point(126, 132);
+            this.cbMultiplier.Location = new System.Drawing.Point(126, 155);
             this.cbMultiplier.Name = "cbMultiplier";
-            this.cbMultiplier.Size = new System.Drawing.Size(121, 28);
+            this.cbMultiplier.Size = new System.Drawing.Size(458, 28);
             this.cbMultiplier.TabIndex = 9;
             // 
             // FrmToolLayerReHeight
@@ -111,7 +111,7 @@ namespace UVtools.GUI.Forms
             this.AutoScaleDimensions = new System.Drawing.SizeF(9F, 20F);
             this.AutoScaleMode = System.Windows.Forms.AutoScaleMode.Font;
             this.CancelButton = this.btnCancel;
-            this.ClientSize = new System.Drawing.Size(599, 386);
+            this.ClientSize = new System.Drawing.Size(599, 264);
             this.Controls.Add(this.cbMultiplier);
             this.Controls.Add(this.label2);
             this.Controls.Add(this.lbCurrent);
diff --git a/UVtools.GUI/Forms/FrmToolLayerReHeight.cs b/UVtools.GUI/Forms/FrmToolLayerReHeight.cs
index d7d0c86..9727ad9 100644
--- a/UVtools.GUI/Forms/FrmToolLayerReHeight.cs
+++ b/UVtools.GUI/Forms/FrmToolLayerReHeight.cs
@@ -9,6 +9,7 @@
 using System;
 using System.Globalization;
 using System.Windows.Forms;
+using UVtools.Core.Operations;
 
 
 namespace UVtools.GUI.Forms
@@ -18,6 +19,8 @@ namespace UVtools.GUI.Forms
         private uint LayerCount { get; }
         private decimal LayerHeight { get; }
 
+        public OperationLayerReHeight Operation => cbMultiplier.SelectedItem as OperationLayerReHeight;
+
         #region Constructors
         public FrmToolLayerReHeight(uint layerCount, float layerHeight)
         {
@@ -29,28 +32,42 @@ namespace UVtools.GUI.Forms
 
             lbCurrent.Text = $"Current layers: {LayerCount} at {layerHeight}mm";
 
-            for (byte i = 2; i < 255; i++)
+            for (byte i = 2; i < 255; i++) // Lower
             {
-                var countStr = (LayerCount / (decimal)i).ToString();
-                if (countStr.IndexOf(".") >= 0) continue; // Cant multiply layers
-                countStr = (LayerHeight / i).ToString();
-                int decimalCount = countStr.Substring(countStr.IndexOf(".")).Length;
+                if (LayerHeight / i < 0.01m) break;
+                var countStr = (LayerCount / (decimal)i).ToString(CultureInfo.InvariantCulture);
+                if (countStr.IndexOf(".", StringComparison.Ordinal) >= 0) continue; // Cant multiply layers
+                countStr = (LayerHeight / i).ToString(CultureInfo.InvariantCulture);
+                int decimalCount = countStr.Substring(countStr.IndexOf(".", StringComparison.Ordinal)).Length-1;
                 if (decimalCount > 2) continue; // Cant multiply height
 
-                cbMultiplier.Items.Add($"/ {i}");
+                OperationLayerReHeight operation = new OperationLayerReHeight(false, i, LayerHeight / i, LayerCount * i);
+                cbMultiplier.Items.Add(operation);
             }
 
-            for (byte i = 2; i < 255; i++)
+            for (byte i = 2; i < 255; i++) // Higher
             {
+                if (LayerHeight * i > 0.2m) break;
                 var countStr = (LayerCount / (decimal)i).ToString(CultureInfo.InvariantCulture);
                 if (countStr.IndexOf(".", StringComparison.Ordinal) >= 0) continue; // Cant multiply layers
-                if(LayerHeight * i > 0.2m) break;
+                
 
                 countStr = (LayerHeight * i).ToString(CultureInfo.InvariantCulture);
-                int decimalCount = countStr.Substring(countStr.IndexOf(".", StringComparison.Ordinal)).Length;
+                int decimalCount = countStr.Substring(countStr.IndexOf(".", StringComparison.Ordinal)).Length-1;
                 if (decimalCount > 2) continue; // Cant multiply height
 
-                cbMultiplier.Items.Add($"x {i}");
+                OperationLayerReHeight operation = new OperationLayerReHeight(true, i, LayerHeight * i, LayerCount / i);
+                cbMultiplier.Items.Add(operation);
+            }
+
+            if (cbMultiplier.Items.Count == 0)
+            {
+                MessageBox.Show("No valid configuration to be able to re-height, closing this tool now.", "Not possible to re-height", MessageBoxButtons.OK, MessageBoxIcon.Information);
+                Close();
+            }
+            else
+            {
+                cbMultiplier.SelectedIndex = 0;
             }
         }
         #endregion
diff --git a/UVtools.GUI/Forms/FrmToolLayerReHeight.resx b/UVtools.GUI/Forms/FrmToolLayerReHeight.resx
index 1be1596..1424c18 100644
--- a/UVtools.GUI/Forms/FrmToolLayerReHeight.resx
+++ b/UVtools.GUI/Forms/FrmToolLayerReHeight.resx
@@ -120,7 +120,8 @@
   <data name="lbDescription.Text" xml:space="preserve">
     <value>Changes layer height.
 Going lower doesn't give you better XYZ accuracy but will reduce Z lines, layers will be cloned and repeated over Z for the effect.
-Going higher will reduce detail, layers will sum times the multiplier for the effect.</value>
+Going higher will reduce detail, layers will sum times the modifier for the effect.
+Note: Reslice with the new layer height is always preferable</value>
   </data>
   <assembly alias="System.Drawing" name="System.Drawing, Version=4.0.0.0, Culture=neutral, PublicKeyToken=b03f5f7f11d50a3a" />
   <data name="$this.Icon" type="System.Drawing.Icon, System.Drawing" mimetype="application/x-microsoft.net.object.bytearray.base64">
diff --git a/UVtools.GUI/FrmMain.Designer.cs b/UVtools.GUI/FrmMain.Designer.cs
index d9f9a4f..85c12c5 100644
--- a/UVtools.GUI/FrmMain.Designer.cs
+++ b/UVtools.GUI/FrmMain.Designer.cs
@@ -431,7 +431,6 @@
             this.menuToolsLayerReHeight.Name = "menuToolsLayerReHeight";
             this.menuToolsLayerReHeight.Size = new System.Drawing.Size(261, 22);
             this.menuToolsLayerReHeight.Text = "Layer Re-Height";
-            this.menuToolsLayerReHeight.Visible = false;
             this.menuToolsLayerReHeight.Click += new System.EventHandler(this.EventClick);
             // 
             // menuToolsLayerRemoval
diff --git a/UVtools.GUI/FrmMain.cs b/UVtools.GUI/FrmMain.cs
index f834919..ab9cb37 100644
--- a/UVtools.GUI/FrmMain.cs
+++ b/UVtools.GUI/FrmMain.cs
@@ -697,7 +697,7 @@ namespace UVtools.GUI
                     bool repairIslands;
                     bool removeEmptyLayers;
                     bool repairResinTraps;
-                    using (var frmRepairLayers = new FrmRepairLayers(2))
+                    using (var frmRepairLayers = new FrmRepairLayers())
                     {
                         if (frmRepairLayers.ShowDialog() != DialogResult.OK) return;
 
@@ -768,10 +768,48 @@ namespace UVtools.GUI
 
                 if (ReferenceEquals(sender, menuToolsLayerReHeight))
                 {
+                    OperationLayerReHeight operation = null;
                     using (var frm = new FrmToolLayerReHeight(SlicerFile.LayerCount, SlicerFile.LayerHeight))
                     {
-                        if (frm.ShowDialog() != DialogResult.OK) return;
+                        if (frm.IsDisposed || frm.ShowDialog() != DialogResult.OK) return;
+                        operation = frm.Operation;
                     }
+
+                    DisableGUI();
+                    FrmLoading.SetDescription($"Layer Re-Height from {SlicerFile.LayerHeight}mm to {operation.LayerHeight}mm");
+
+                    var task = Task.Factory.StartNew(() =>
+                    {
+                        try
+                        {
+                            SlicerFile.LayerManager.ReHeight(operation, FrmLoading.RestartProgress());
+                        }
+                        catch (OperationCanceledException)
+                        {
+
+                        }
+                        catch (Exception ex)
+                        {
+                            MessageBox.Show(ex.Message, "Error", MessageBoxButtons.OK, MessageBoxIcon.Error);
+                        }
+                        finally
+                        {
+                            Invoke((MethodInvoker)delegate
+                            {
+                                // Running on the UI thread
+                                EnableGUI(true);
+                            });
+                        }
+                    });
+
+                    var loadingResult = FrmLoading.ShowDialog();
+
+                    UpdateLayerLimits();
+                    RefreshInfo();
+                    ShowLayer();
+
+                    menuFileSave.Enabled =
+                        menuFileSaveAs.Enabled = true;
                 }
 
                 if (ReferenceEquals(sender, menuToolsLayerRemoval))
@@ -2157,7 +2195,7 @@ namespace UVtools.GUI
             tsLayerResolution.Text = $"{{Width={SlicerFile.ResolutionX}, Height={SlicerFile.ResolutionY}}}";
 
             UpdateLayerLimits();
-            ShowLayer(actualLayer);
+            ShowLayer(Math.Min(actualLayer, SlicerFile.LayerCount-1));
             
 
 
diff --git a/UVtools.GUI/FrmMain.resx b/UVtools.GUI/FrmMain.resx
index 0c32639..c2b5f07 100644
--- a/UVtools.GUI/FrmMain.resx
+++ b/UVtools.GUI/FrmMain.resx
@@ -151,13 +151,13 @@
     <value>
         AAEAAAD/////AQAAAAAAAAAMAgAAAFdTeXN0ZW0uV2luZG93cy5Gb3JtcywgVmVyc2lvbj00LjAuMC4w
         LCBDdWx0dXJlPW5ldXRyYWwsIFB1YmxpY0tleVRva2VuPWI3N2E1YzU2MTkzNGUwODkFAQAAACZTeXN0
-        ZW0uV2luZG93cy5Gb3Jtcy5JbWFnZUxpc3RTdHJlYW1lcgEAAAAERGF0YQcCAgAAAAkDAAAADwMAAAAq
-        EQAAAk1TRnQBSQFMAgEBBQEAARgBBgEYAQYBEAEAARABAAT/ASEBAAj/AUIBTQE2BwABNgMAASgDAAFA
-        AwABIAMAAQEBAAEgBgABIC4AAxgBIgMwAUsDMAFMAzIBUOgAAyIBMQNWAbkDXQHiAQIBBQEAAf8BAgEF
+        ZW0uV2luZG93cy5Gb3Jtcy5JbWFnZUxpc3RTdHJlYW1lcgEAAAAERGF0YQcCAgAAAAkDAAAADwMAAAAo
+        EQAAAk1TRnQBSQFMAgEBBQEAASABBgEgAQYBEAEAARABAAT/ASEBAAj/AUIBTQE2BwABNgMAASgDAAFA
+        AwABIAMAAQEBAAEgBgABIC4AAxgBIgMwAUsDMAFMAzIBUOgAAyIBMQNWAbkDXQHiAQEBBAEAAf8BAQEE
         AQAB/wEqAS0BKAH+A1MBrANNAZUDAAEB2AADIQEwA1kB7AErAS4BKQH6A1EB9wNSAfQDUwHxA0gB9gNB
-        AfkBAgEFAQAB/wNPAZsDAAEB0AADHAEoA1kB6wEqAS0BKAH+A1YBtgNMAZIDSAGFA0gBhQNGAYADSAGF
-        ASoBLQEoAf4BAgEFAQAB/wNOAZTQAAMmATgBKgEtASgB/gNMAZMDSwGQA00BlgNKAYsDRQF/A0MBeAND
-        AXgDRwGCAz4B+ANTAbDQAANcAdQBAgEFAQAB/wNRAaADTgGYA1ABnwM6AWEDOAFdA0IBdANGAYADSAGE
+        AfkBAQEEAQAB/wNPAZsDAAEB0AADHAEoA1kB6wEqAS0BKAH+A1YBtgNMAZIDSAGFA0gBhQNGAYADSAGF
+        ASoBLQEoAf4BAQEEAQAB/wNOAZTQAAMmATgBKgEtASgB/gNMAZMDSwGQA00BlgNKAYsDRQF/A0MBeAND
+        AXgDRwGCAz4B+ANTAbDQAANcAdQBAQEEAQAB/wNRAaADTgGYA1ABnwM6AWEDOAFdA0IBdANGAYADSAGE
         A0wBkwNYAeMDMAFMyAADNgFZA0ABcANZAdcDRwGCA0wBkwNJAYkDAQECBAADMAFLA0QBeQNIAYcDSwGQ
         A1cB6AMwAUzIAAMtAUYDOAFeA0oBjQMSARgDUAGjEAADKQE+A0sBkANNAZUDWQHsAzABTMgAAxQBHAMw
         AU0DTwGcA1EBogNTAbAQAAMrAUMDTwGbA1ABngNWAbsDFQEdyAADRAF5Az8BbgMqAUADHgErAyoBQANV
@@ -169,63 +169,63 @@
         A1IBqQNSAakDUgGpA1IBqQNQAaNcAAMVAR0BQgJZAfUBUQJtAfcDQwF3A1sByAJCAVkB9QJYAV8B4wNK
         AYwDCgENBAADVQG0A1kBxwMvAUkDAAEBAxsBJgMcAScDHAEnAxwBJwMcAScDHAEnAxwBJwMcAScDHAEn
         AxwBJwMcAScDAgEDBAADUgGpMAADUgGpEAADJwE6AzABTAMwAUwDMAFMAzABTAMwAUwDMAFMAzABTAMw
-        AUwDJwE6FAADBQEHA0wBkgFWAlgBwQMVAR0DPQFpAQAByAHzAf8BAAGQAeYB/wIAAdwB/wIAAd0B/wIj
+        AUwDJwE6FAADBQEHA0wBkgFWAlgBwQMVAR0DPQFpAQAByAHzAf8BAAGQAeYB/wIAAdwB/wIAAd0B/wIi
         AeMB/wIAAd4B/wIAAd0B/wJYAVsBywMGAQgDAAH/AwAB/wNDAXcDKQE+AwAB/wMAAf8DAAH/AwAB/wMA
         Af8DAAH/AwAB/wMAAf8DAAH/AwAB/wMAAf8DMgFRBAADUgGpBAADUAGdA1MBqgNTAaoDUwGqA1MBqgNT
         AaoDUwGqA1ABnQwAA1IBqRAAA04B+wMAAf8DAAH/AwAB/wMAAf8DAAH/AwAB/wMAAf8DAAH/A04B+xQA
         ATACMQFNAQAByQHzAf8BAAHJAfQB/wFZAmAB6wFbAl4B2QEAAcAB8QH/AgAB3wH/AgAB4AH/AgAB4AH/
-        AioB6QH/AgAB4gH/AgAB4AH/AgAB4AH/A0ABcQNRAaIDVgG2AyoBQAQAAxABFQMRARcDEQEXAxEBFwMR
+        AikB6QH/AgAB4gH/AgAB4AH/AgAB4AH/A0ABcQNRAaIDVgG2AyoBQAQAAxABFQMRARcDEQEXAxEBFwMR
         ARcDEQEXAxEBFwMRARcDEQEXAxEBFwMQARYIAANSAakEAANQAZ0DUwGqA1MBqgMfASwcAANSAakTAAH/
         AwAB/wMAAf8DAAH/AwAB/wMAAf8DAAH/AwAB/wMAAf8DAAH/FAADBwEKAVkCZwHyAQABygH0Af8BAAHK
         AfQB/wEAAcoB9AH/AQABoQHuAf8CAAHjAf8CAAHjAf8CAAHjAf8CqQHvAf8CAAHjAf8CAAHjAf8CAAHj
         Af8CVgFYAbkDCgEOAxEBFwMAAQE4AANSAakwAANSAakTAAH/AwAB/wMAAf8DAAH/AwAB/wMAAf8DAAH/
         AwAB/wMAAf8DAAH/DAADFQEdAz0BaQM6AWIBXAJgAdQBAAHLAfUB/wEAAcsB9QH/AQABywH1Af8BAAGg
-        AfAB/wIAAeYB/wIAAeYB/wIAAeYB/wLCAfYB/wIPAegB/wIAAeYB/wIAAeYB/wJXAVkBvwNSAfQDAAH/
+        AfAB/wIAAeYB/wIAAeYB/wIAAeYB/wLCAfYB/wIOAegB/wIAAeYB/wIAAeYB/wJXAVkBvwNSAfQDAAH/
         Az4BbAMOARMDQgF2A0MBdwNDAXcDQwF3A0MBdwNDAXcDQwF3A0MBdwNDAXcDQwF3A0IBdgMUARsEAANS
         AakDIgEyA1IBqQNSAakDUgGpA1IBqQNSAakDUgGpA1IBqQNSAakDUgGpA1IBqQMiATIDUgGpEwAB/wMA
         Af8DAAH/AwAB/wMAAf8DAAH/AwAB/wMAAf8DAAH/AwAB/wwAAUsCTAGQAQABywH2Af8BAAHLAfYB/wEA
-        AcsB9gH/AQABywH2Af8BKQJNAfoDQwF4AyIBMgJLAV8B+wIAAekB/wIAAekB/wLNAfgB/wIeAe0B/wIA
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         AekB/wIAAekB/wNQAZ4DAAH+AwAB/wNDAXcDHgErA1cBxQNZAccDWQHHA1kBxwNZAccDWQHHA1kBxwNZ
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+        AcABAwL/AYABAQL/AfwBPws=
 </value>
   </data>
   <metadata name="toolTipInformation.TrayLocation" type="System.Drawing.Point, System.Drawing, Version=4.0.0.0, Culture=neutral, PublicKeyToken=b03f5f7f11d50a3a">
diff --git a/UVtools.GUI/Properties/AssemblyInfo.cs b/UVtools.GUI/Properties/AssemblyInfo.cs
index 34f6dec..6a871c4 100644
--- a/UVtools.GUI/Properties/AssemblyInfo.cs
+++ b/UVtools.GUI/Properties/AssemblyInfo.cs
@@ -35,5 +35,5 @@ using System.Runtime.InteropServices;
 // You can specify all the values or you can default the Build and Revision Numbers
 // by using the '*' as shown below:
 // [assembly: AssemblyVersion("1.0.*")]
-[assembly: AssemblyVersion("0.6.3.1")]
-[assembly: AssemblyFileVersion("0.6.3.1")]
+[assembly: AssemblyVersion("0.6.3.2")]
+[assembly: AssemblyFileVersion("0.6.3.2")]
diff --git a/UVtools.GUI/Properties/Settings.Designer.cs b/UVtools.GUI/Properties/Settings.Designer.cs
index 6d56b45..8f365ce 100644
--- a/UVtools.GUI/Properties/Settings.Designer.cs
+++ b/UVtools.GUI/Properties/Settings.Designer.cs
@@ -598,5 +598,65 @@ namespace UVtools.GUI.Properties {
                 this["AutoZoomIssues"] = value;
             }
         }
+        
+        [global::System.Configuration.UserScopedSettingAttribute()]
+        [global::System.Diagnostics.DebuggerNonUserCodeAttribute()]
+        [global::System.Configuration.DefaultSettingValueAttribute("2")]
+        public byte LayerRepairDefaultClosingIterations {
+            get {
+                return ((byte)(this["LayerRepairDefaultClosingIterations"]));
+            }
+            set {
+                this["LayerRepairDefaultClosingIterations"] = value;
+            }
+        }
+        
+        [global::System.Configuration.UserScopedSettingAttribute()]
+        [global::System.Diagnostics.DebuggerNonUserCodeAttribute()]
+        [global::System.Configuration.DefaultSettingValueAttribute("1")]
+        public byte LayerRepairDefaultOpeningIterations {
+            get {
+                return ((byte)(this["LayerRepairDefaultOpeningIterations"]));
+            }
+            set {
+                this["LayerRepairDefaultOpeningIterations"] = value;
+            }
+        }
+        
+        [global::System.Configuration.UserScopedSettingAttribute()]
+        [global::System.Diagnostics.DebuggerNonUserCodeAttribute()]
+        [global::System.Configuration.DefaultSettingValueAttribute("True")]
+        public bool LayerRepairLayersIslands {
+            get {
+                return ((bool)(this["LayerRepairLayersIslands"]));
+            }
+            set {
+                this["LayerRepairLayersIslands"] = value;
+            }
+        }
+        
+        [global::System.Configuration.UserScopedSettingAttribute()]
+        [global::System.Diagnostics.DebuggerNonUserCodeAttribute()]
+        [global::System.Configuration.DefaultSettingValueAttribute("True")]
+        public bool LayerRepairResinTraps {
+            get {
+                return ((bool)(this["LayerRepairResinTraps"]));
+            }
+            set {
+                this["LayerRepairResinTraps"] = value;
+            }
+        }
+        
+        [global::System.Configuration.UserScopedSettingAttribute()]
+        [global::System.Diagnostics.DebuggerNonUserCodeAttribute()]
+        [global::System.Configuration.DefaultSettingValueAttribute("True")]
+        public bool LayerRepairRemoveEmptyLayers {
+            get {
+                return ((bool)(this["LayerRepairRemoveEmptyLayers"]));
+            }
+            set {
+                this["LayerRepairRemoveEmptyLayers"] = value;
+            }
+        }
     }
 }
diff --git a/UVtools.GUI/Properties/Settings.settings b/UVtools.GUI/Properties/Settings.settings
index 09e2f7a..8da8227 100644
--- a/UVtools.GUI/Properties/Settings.settings
+++ b/UVtools.GUI/Properties/Settings.settings
@@ -146,5 +146,20 @@
     <Setting Name="AutoZoomIssues" Type="System.Boolean" Scope="User">
       <Value Profile="(Default)">True</Value>
     </Setting>
+    <Setting Name="LayerRepairDefaultClosingIterations" Type="System.Byte" Scope="User">
+      <Value Profile="(Default)">2</Value>
+    </Setting>
+    <Setting Name="LayerRepairDefaultOpeningIterations" Type="System.Byte" Scope="User">
+      <Value Profile="(Default)">1</Value>
+    </Setting>
+    <Setting Name="LayerRepairLayersIslands" Type="System.Boolean" Scope="User">
+      <Value Profile="(Default)">True</Value>
+    </Setting>
+    <Setting Name="LayerRepairResinTraps" Type="System.Boolean" Scope="User">
+      <Value Profile="(Default)">True</Value>
+    </Setting>
+    <Setting Name="LayerRepairRemoveEmptyLayers" Type="System.Boolean" Scope="User">
+      <Value Profile="(Default)">True</Value>
+    </Setting>
   </Settings>
 </SettingsFile>
\ No newline at end of file