diff --git a/app/AppConfig.cs b/app/AppConfig.cs
index 03af8cf4..f785ceed 100644
--- a/app/AppConfig.cs
+++ b/app/AppConfig.cs
@@ -411,7 +411,7 @@ public static class AppConfig
 
     public static bool IsOLED()
     {
-        return ContainsModel("OLED") || IsSlash() || ContainsModel("M7600") || ContainsModel("UX64") || ContainsModel("UX34") || ContainsModel("UX53") || ContainsModel("K360") || ContainsModel("X150") || ContainsModel("M350") || ContainsModel("K650") || ContainsModel("UM53") || ContainsModel("K660") || ContainsModel("UX84") || ContainsModel("M650") || ContainsModel("K340") || ContainsModel("K350") || ContainsModel("M140");
+        return ContainsModel("OLED") || IsSlash() || ContainsModel("M7600") || ContainsModel("UX64") || ContainsModel("UX34") || ContainsModel("UX53") || ContainsModel("K360") || ContainsModel("X150") || ContainsModel("M350") || ContainsModel("K650") || ContainsModel("UM53") || ContainsModel("K660") || ContainsModel("UX84") || ContainsModel("M650") || ContainsModel("K340") || ContainsModel("K350") || ContainsModel("M140") || ContainsModel("UM340");
     }
 
     public static bool IsNoOverdrive()
diff --git a/app/Display/VisualControl.cs b/app/Display/VisualControl.cs
index a6f7b955..93947297 100644
--- a/app/Display/VisualControl.cs
+++ b/app/Display/VisualControl.cs
@@ -66,6 +66,11 @@ namespace GHelper.Display
             return Environment.GetFolderPath(Environment.SpecialFolder.CommonApplicationData) + "\\ASUS\\ASUS System Control Interface\\ASUSOptimization\\Splendid";
         }
 
+        public static SplendidGamut GetDefaultGamut()
+        {
+            return AppConfig.IsVivoZenbook() ? SplendidGamut.VivoNative : SplendidGamut.Native;
+        }
+
         public static Dictionary<SplendidGamut, string> GetGamutModes()
         {
 
@@ -104,6 +109,11 @@ namespace GHelper.Display
 
         }
 
+        public static SplendidCommand GetDefaultVisualMode()
+        {
+            return AppConfig.IsVivoZenbook() ? SplendidCommand.VivoNormal : SplendidCommand.Default;
+        }
+
         public static Dictionary<SplendidCommand, string> GetVisualModes()
         {
 
diff --git a/app/Settings.cs b/app/Settings.cs
index d09bcc8b..0e442ad5 100644
--- a/app/Settings.cs
+++ b/app/Settings.cs
@@ -323,7 +323,7 @@ namespace GHelper
             panelGamma.Visible = true;
             tableVisual.Visible = true;
 
-            var visualValue = (SplendidCommand)AppConfig.Get("visual", (int)SplendidCommand.Default);
+            var visualValue = (SplendidCommand)AppConfig.Get("visual", (int)VisualControl.GetDefaultVisualMode());
             var colorTempValue = AppConfig.Get("color_temp", VisualControl.DefaultColorTemp);
 
             comboVisual.DropDownStyle = ComboBoxStyle.DropDownList;
@@ -352,7 +352,7 @@ namespace GHelper
             comboGamut.DataSource = new BindingSource(gamuts, null);
             comboGamut.DisplayMember = "Value";
             comboGamut.ValueMember = "Key";
-            comboGamut.SelectedValue = (SplendidGamut)AppConfig.Get("gamut", (int)SplendidGamut.Native);
+            comboGamut.SelectedValue = (SplendidGamut)AppConfig.Get("gamut", (int)VisualControl.GetDefaultGamut());
 
             comboGamut.SelectedValueChanged += ComboGamut_SelectedValueChanged;
             comboGamut.Visible = true;