diff --git a/Protobuf/Protobuf.csproj b/Protobuf/Protobuf.csproj
index ea14b02..088c25b 100644
--- a/Protobuf/Protobuf.csproj
+++ b/Protobuf/Protobuf.csproj
@@ -6,6 +6,6 @@
 	</PropertyGroup>
 
 	<ItemGroup>
-		<PackageReference Include="Google.Protobuf" Version="3.27.0" />
+		<PackageReference Include="Google.Protobuf" Version="3.27.1" />
 	</ItemGroup>
 </Project>
diff --git a/Qwilight/Compute/AutoCompute.cs b/Qwilight/Compute/AutoCompute.cs
index 040ea48..13f7b87 100644
--- a/Qwilight/Compute/AutoCompute.cs
+++ b/Qwilight/Compute/AutoCompute.cs
@@ -7,8 +7,6 @@
 {
     public class AutoCompute : DefaultCompute
     {
-        public override bool IsPointVisible => true;
-
         public override bool CanPause => false;
 
         public override bool IsPassable => false;
diff --git a/Qwilight/Compute/CommentCompute.cs b/Qwilight/Compute/CommentCompute.cs
index 0df67b1..94b9998 100644
--- a/Qwilight/Compute/CommentCompute.cs
+++ b/Qwilight/Compute/CommentCompute.cs
@@ -7,8 +7,6 @@
 {
     public sealed class CommentCompute : DefaultCompute
     {
-        public override bool IsPointVisible => true;
-
         public override bool IsPassable => false;
 
         public override bool IsEscapable => false;
diff --git a/Qwilight/Compute/DefaultCompute.cs b/Qwilight/Compute/DefaultCompute.cs
index 3494026..bf1c66e 100644
--- a/Qwilight/Compute/DefaultCompute.cs
+++ b/Qwilight/Compute/DefaultCompute.cs
@@ -412,8 +412,6 @@
 
         public Event.Types.DrawingComponent NetDrawingComponentValue { get; set; }
 
-        public virtual bool IsPointVisible => false;
-
         public virtual bool CanPause => WwwLevelDataValue?.AllowPause != false;
 
         public virtual bool CanUndo => WwwLevelDataValue?.AllowPause != false;
@@ -594,6 +592,7 @@
                     {
                         Configure.Instance.NotifyTutorial(Configure.TutorialID.SetUndoModifySalt);
                     }
+                    ViewModels.Instance.MainValue.SetPragmatic();
                 }
             }
         }
diff --git a/Qwilight/Compute/IOCompute.cs b/Qwilight/Compute/IOCompute.cs
index d6face8..e10969a 100644
--- a/Qwilight/Compute/IOCompute.cs
+++ b/Qwilight/Compute/IOCompute.cs
@@ -7,8 +7,6 @@
 {
     public sealed class IOCompute : DefaultCompute
     {
-        public override bool IsPointVisible => true;
-
         public override bool IsPowered => false;
 
         public override bool CanPause => false;
diff --git a/Qwilight/System/AudioSystem/AudioSystem.cs b/Qwilight/System/AudioSystem/AudioSystem.cs
index 37ad866..e1d8229 100644
--- a/Qwilight/System/AudioSystem/AudioSystem.cs
+++ b/Qwilight/System/AudioSystem/AudioSystem.cs
@@ -385,7 +385,7 @@
                     _targetSystem.setSoftwareChannels(Channel);
                     _targetSystem.getSoftwareFormat(out var rate, out _, out _);
                     _rate = (int)(rate / 1000.0);
-                    _targetSystem.setDSPBufferSize(Configure.Instance.AudioDataLength, 4);
+                    _targetSystem.setDSPBufferSize(Configure.Instance.AudioDataLength, 2);
                     _targetSystem.init(Channel, INITFLAGS.NORMAL, nint.Zero);
 
                     for (var audioVariety = SEAudio; audioVariety >= MainAudio; --audioVariety)
diff --git a/Qwilight/ViewModel/MainViewModel.cs b/Qwilight/ViewModel/MainViewModel.cs
index fb4ee92..79f76ce 100644
--- a/Qwilight/ViewModel/MainViewModel.cs
+++ b/Qwilight/ViewModel/MainViewModel.cs
@@ -246,9 +246,9 @@
 
         public bool IsPragmatic { get; set; }
 
-        void SetPragmatic()
+        public void SetPragmatic()
         {
-            IsPragmatic = !IsWPFViewVisible && IsComputingMode && !Computer.IsPausing;
+            IsPragmatic = !IsWPFViewVisible && IsComputingMode && !Computer.IsPausingWindowOpened;
             if (IsPragmatic)
             {
                 var lazyGC = Configure.Instance.LazyGCV2 * 1000L * 1000L;
@@ -447,7 +447,6 @@
         public void NotifyIsPausing()
         {
             OnPropertyChanged(nameof(IsPausing));
-            SetPragmatic();
         }
 
         public Fading FadingValue { get; } = new();
@@ -1107,7 +1106,7 @@
                                                 if (StrongReferenceMessenger.Default.Send(new ViewAllowWindow
                                                 {
                                                     Text = LanguageSystem.Instance.WipeNoteFileNotify,
-                                                    Data = MESSAGEBOX_STYLE.MB_YESNO | MESSAGEBOX_STYLE.MB_ICONQUESTION | MESSAGEBOX_STYLE.MB_DEFBUTTON1
+                                                    Data = MESSAGEBOX_STYLE.MB_YESNO | MESSAGEBOX_STYLE.MB_ICONQUESTION | MESSAGEBOX_STYLE.MB_DEFBUTTON2
                                                 }) == MESSAGEBOX_RESULT.IDYES)
                                                 {
                                                     var targetNoteFile = EntryItemValue.NoteFile;
@@ -1122,7 +1121,7 @@
                                                 if (StrongReferenceMessenger.Default.Send(new ViewAllowWindow
                                                 {
                                                     Text = LanguageSystem.Instance.WipeEntryItemNotify,
-                                                    Data = MESSAGEBOX_STYLE.MB_YESNO | MESSAGEBOX_STYLE.MB_ICONQUESTION | MESSAGEBOX_STYLE.MB_DEFBUTTON1
+                                                    Data = MESSAGEBOX_STYLE.MB_YESNO | MESSAGEBOX_STYLE.MB_ICONQUESTION | MESSAGEBOX_STYLE.MB_DEFBUTTON2
                                                 }) == MESSAGEBOX_RESULT.IDYES)
                                                 {
                                                     Utility.WipeEntry(EntryItemValue.EntryPath);
@@ -1137,7 +1136,7 @@
                                         if (StrongReferenceMessenger.Default.Send(new ViewAllowWindow
                                         {
                                             Text = LanguageSystem.Instance.WipeEventNoteNotify,
-                                            Data = MESSAGEBOX_STYLE.MB_YESNO | MESSAGEBOX_STYLE.MB_ICONQUESTION | MESSAGEBOX_STYLE.MB_DEFBUTTON1
+                                            Data = MESSAGEBOX_STYLE.MB_YESNO | MESSAGEBOX_STYLE.MB_ICONQUESTION | MESSAGEBOX_STYLE.MB_DEFBUTTON2
                                         }) == MESSAGEBOX_RESULT.IDYES)
                                         {
                                             DB.Instance.WipeEventNote(eventNoteID);
@@ -1155,7 +1154,7 @@
                                         if (StrongReferenceMessenger.Default.Send(new ViewAllowWindow
                                         {
                                             Text = defaultEntryItem.WipeNotify,
-                                            Data = MESSAGEBOX_STYLE.MB_YESNO | MESSAGEBOX_STYLE.MB_ICONQUESTION | MESSAGEBOX_STYLE.MB_DEFBUTTON1
+                                            Data = MESSAGEBOX_STYLE.MB_YESNO | MESSAGEBOX_STYLE.MB_ICONQUESTION | MESSAGEBOX_STYLE.MB_DEFBUTTON2
                                         }) == MESSAGEBOX_RESULT.IDYES)
                                         {
                                             Configure.Instance.DefaultEntryItems.Remove(defaultEntryItem);