diff --git a/UVtools.Core/FileFormats/ChituboxFile.cs b/UVtools.Core/FileFormats/ChituboxFile.cs
index f8769e4..bfcfeee 100644
--- a/UVtools.Core/FileFormats/ChituboxFile.cs
+++ b/UVtools.Core/FileFormats/ChituboxFile.cs
@@ -1747,35 +1747,6 @@ public class ChituboxFile : FileFormat
         return false;
     }
 
-    private void SanitizeProperties()
-    {
-        if (IsCtbFile)
-        {
-            if (SlicerInfoSettings.AntiAliasLevel <= 1)
-            {
-                SlicerInfoSettings.AntiAliasLevel = HeaderSettings.AntiAliasLevel;
-            }
-
-            HeaderSettings.AntiAliasLevel = 1;
-
-            if (HeaderSettings.Version <= 2)
-            {
-                SlicerInfoSettings.PerLayerSettings = PERLAYER_SETTINGS_CTBv2;
-                PrintParametersSettings.Padding4 = 0x1234; // 4660
-            }
-            else if (HeaderSettings.Version == 3)
-            {
-                SlicerInfoSettings.PerLayerSettings = AllLayersAreUsingGlobalParameters ? PERLAYER_SETTINGS_DISALLOW : PERLAYER_SETTINGS_CTBv3;
-            }
-            else if (HeaderSettings.Version >= 4)
-            {
-                SlicerInfoSettings.PerLayerSettings = AllLayersAreUsingGlobalParameters ? PERLAYER_SETTINGS_DISALLOW : PERLAYER_SETTINGS_CTBv4;
-            }
-        }
-
-        SlicerInfoSettings.ModifiedTimestampMinutes = (uint)DateTimeExtensions.TimestampMinutes;
-    }
-
     private void SanitizeMagicVersion()
     {
         if (FileEndsWith(".ctb"))
@@ -1814,10 +1785,38 @@ public class ChituboxFile : FileFormat
         return true;
     }
 
+    protected override void OnBeforeEncode(bool isPartialEncode)
+    {
+        if (IsCtbFile)
+        {
+            if (SlicerInfoSettings.AntiAliasLevel <= 1)
+            {
+                SlicerInfoSettings.AntiAliasLevel = HeaderSettings.AntiAliasLevel;
+            }
+
+            HeaderSettings.AntiAliasLevel = 1;
+
+            if (HeaderSettings.Version <= 2)
+            {
+                SlicerInfoSettings.PerLayerSettings = PERLAYER_SETTINGS_CTBv2;
+                PrintParametersSettings.Padding4 = 0x1234; // 4660
+            }
+            else if (HeaderSettings.Version == 3)
+            {
+                SlicerInfoSettings.PerLayerSettings = AllLayersAreUsingGlobalParameters ? PERLAYER_SETTINGS_DISALLOW : PERLAYER_SETTINGS_CTBv3;
+            }
+            else if (HeaderSettings.Version >= 4)
+            {
+                SlicerInfoSettings.PerLayerSettings = AllLayersAreUsingGlobalParameters ? PERLAYER_SETTINGS_DISALLOW : PERLAYER_SETTINGS_CTBv4;
+            }
+        }
+
+        SlicerInfoSettings.ModifiedTimestampMinutes = (uint)DateTimeExtensions.TimestampMinutes;
+    }
+
     protected override void EncodeInternally(OperationProgress progress)
     {
         SanitizeMagicVersion();
-        SanitizeProperties();
 
         HeaderSettings.PrintParametersSize = (uint)Helpers.Serializer.SizeOf(PrintParametersSettings);
             
@@ -2168,7 +2167,6 @@ public class ChituboxFile : FileFormat
 
     protected override void PartialSaveInternally(OperationProgress progress)
     {
-        SanitizeProperties();
         using var outputFile = new FileStream(TemporaryOutputFileFullPath, FileMode.Open, FileAccess.Write);
         outputFile.Seek(0, SeekOrigin.Begin);
         outputFile.WriteSerialize(HeaderSettings);
diff --git a/UVtools.Core/FileFormats/FileFormat.cs b/UVtools.Core/FileFormats/FileFormat.cs
index fd7481d..a49b7d4 100644
--- a/UVtools.Core/FileFormats/FileFormat.cs
+++ b/UVtools.Core/FileFormats/FileFormat.cs
@@ -1429,7 +1429,7 @@ public abstract class FileFormat : BindableBase, IDisposable, IEquatable<FileFor
     /// <summary>
     /// True if the file global property is using TSMC, otherwise false when not using
     /// </summary>
-    public bool IsUsingTSMC => (CanUseAnyLiftHeight2 || CanUseAnyRetractHeight2) && (LiftHeight2 > 0 || RetractHeight2 > 0);
+    public bool IsUsingTSMC => (CanUseAnyLiftHeight2 || CanUseAnyRetractHeight2) && (BottomLiftHeight2 > 0 || BottomRetractHeight2 > 0 || LiftHeight2 > 0 || RetractHeight2 > 0);
 
 
     /// <summary>
@@ -3310,6 +3310,16 @@ public abstract class FileFormat : BindableBase, IDisposable, IEquatable<FileFor
         RaisePropertyChanged(nameof(Thumbnails));
     }
 
+    /// <summary>
+    /// Triggers before attempt to save/encode the file
+    /// </summary>
+    protected virtual void OnBeforeEncode(bool isPartialEncode){}
+
+    /// <summary>
+    /// Triggers after save/encode the file
+    /// </summary>
+    protected virtual void OnAfterEncode(bool isPartialEncode) { }
+
     /// <summary>
     /// Encode to an output file
     /// </summary>
@@ -3325,13 +3335,13 @@ public abstract class FileFormat : BindableBase, IDisposable, IEquatable<FileFor
     {
         fileFullPath ??= FileFullPath ?? throw new ArgumentNullException(nameof(fileFullPath));
 
-        if (DecodeType == FileDecodeType.Partial)
-            throw new InvalidOperationException("File was partial decoded, a full encode is not possible.");
+        if (DecodeType == FileDecodeType.Partial) throw new InvalidOperationException("File was partial decoded, a full encode is not possible.");
 
         progress ??= new OperationProgress();
         progress.Reset(OperationProgress.StatusEncodeLayers, LayerCount);
 
         Sanitize();
+        OnBeforeEncode(false);
 
         for (var i = 0; i < Thumbnails.Length; i++)
         {
@@ -3355,6 +3365,7 @@ public abstract class FileFormat : BindableBase, IDisposable, IEquatable<FileFor
 
             // Move temporary output file in place
             File.Move(tempFile, fileFullPath, true);
+            OnAfterEncode(false);
         }
         catch (Exception)
         {
@@ -4578,14 +4589,13 @@ public abstract class FileFormat : BindableBase, IDisposable, IEquatable<FileFor
 
         if (string.IsNullOrWhiteSpace(FileFullPath))
         {
-            if (!string.IsNullOrWhiteSpace(filePath))
-            {
-                Encode(filePath, progress);
-                return;
-            }
-            throw new ArgumentNullException(nameof(FileFullPath), "Not encoded yet and both source and output files are null");
+            if (string.IsNullOrWhiteSpace(filePath)) throw new ArgumentNullException(nameof(FileFullPath), "Not encoded yet and both source and output files are null");
+            Encode(filePath, progress);
+            return;
         }
 
+        OnBeforeEncode(true);
+
 
         // Backup old file name and prepare the temporary file to be written next
         var oldFilePath = FileFullPath!;
@@ -4600,6 +4610,7 @@ public abstract class FileFormat : BindableBase, IDisposable, IEquatable<FileFor
 
             // Move temporary output file in place
             File.Move(tempFile, FileFullPath, true);
+            OnAfterEncode(true);
         }
         catch (Exception)
         {