diff --git a/app/Display/ScreenControl.cs b/app/Display/ScreenControl.cs
index 0b3c33b8..9cf824f9 100644
--- a/app/Display/ScreenControl.cs
+++ b/app/Display/ScreenControl.cs
@@ -25,19 +25,26 @@ namespace GHelper.Display
             }
         }
 
-        public void SetBrightness(int brightness = -1)
+        public int SetBrightness(int brightness = -1, int delta = 0)
         {
-            if (!AppConfig.IsOLED()) return;
+            if (!AppConfig.IsOLED()) return -1;
 
-            if (brightness >= 0) AppConfig.Set("brightness", brightness);
-            else brightness = AppConfig.Get("brightness");
+            if (brightness < 0) brightness = AppConfig.Get("brightness", 100);
+            brightness = Math.Max(0, Math.Min(100, brightness + delta));
 
-            if (brightness >= 0) Task.Run(() =>
+            AppConfig.Set("brightness", brightness);
+
+            Task.Run(() =>
             {
-                //Logger.WriteLine($"Brightness: {brightness}");
+                bool isGameVisual = System.IO.Directory.Exists("C:\\ProgramData\\ASUS\\GameVisual") ;
                 var splendid = Environment.SystemDirectory + "\\DriverStore\\FileRepository\\asussci2.inf_amd64_f2eed2fae3b45a67\\ASUSOptimization\\AsusSplendid.exe";
-                ProcessHelper.RunCMD(splendid, (AppConfig.IsROG() ? 19 : 9) + " 0 " + (40 + brightness * 0.6));
+                var result = ProcessHelper.RunCMD(splendid, (isGameVisual ? 19 : 9) + " 0 " + (40 + brightness * 0.6));
+                if (result.Contains("file not exist")) SetGamma(brightness);
             });
+
+            Program.settingsForm.VisualiseBrightness();
+
+            return brightness;
         }
 
 
diff --git a/app/Input/InputDispatcher.cs b/app/Input/InputDispatcher.cs
index f110eed8..82fb18e3 100644
--- a/app/Input/InputDispatcher.cs
+++ b/app/Input/InputDispatcher.cs
@@ -244,6 +244,13 @@ namespace GHelper.Input
 
         }
 
+        static void SetBrightnessDimming(int delta)
+        {
+            int brightness = screenControl.SetBrightness(delta: delta);
+            if (brightness >= 0)
+                Program.toast.RunToast(brightness + "%", (delta < 0) ? ToastIcon.BrightnessDown : ToastIcon.BrightnessUp);
+        }
+
         public void KeyPressed(object sender, KeyPressedEventArgs e)
         {
 
@@ -698,8 +705,14 @@ namespace GHelper.Input
                         if (AppConfig.IsDUO()) SetScreenpad(-10);
                         else Program.settingsForm.BeginInvoke(Program.settingsForm.CycleMatrix, -1);
                     }
+                    else if (Control.ModifierKeys == Keys.Control && AppConfig.IsOLED())
+                    {
+                        SetBrightnessDimming(-10);
+                    }
                     else
+                    {
                         Program.acpi.DeviceSet(AsusACPI.UniversalControl, AsusACPI.Brightness_Down, "Brightness");
+                    }
                     break;
                 case 32: // FN+F8
                     if (Control.ModifierKeys == Keys.Shift)
@@ -707,8 +720,14 @@ namespace GHelper.Input
                         if (AppConfig.IsDUO()) SetScreenpad(10);
                         else Program.settingsForm.BeginInvoke(Program.settingsForm.CycleMatrix, 1);
                     }
+                    else if (Control.ModifierKeys == Keys.Control && AppConfig.IsOLED())
+                    {
+                        SetBrightnessDimming(10);
+                    }
                     else
+                    {
                         Program.acpi.DeviceSet(AsusACPI.UniversalControl, AsusACPI.Brightness_Up, "Brightness");
+                    }
                     break;
                 case 133: // Camera Toggle
                     ToggleCamera();
diff --git a/app/Settings.cs b/app/Settings.cs
index 23508ee6..511b8017 100644
--- a/app/Settings.cs
+++ b/app/Settings.cs
@@ -116,7 +116,7 @@ namespace GHelper
             buttonScreenAuto.AccessibleName = Properties.Strings.AutoMode;
             //button60Hz.AccessibleName = "60Hz Refresh Rate";
             //button120Hz.AccessibleName = "Maximum Refresh Rate";
-            
+
             panelKeyboard.AccessibleName = Properties.Strings.LaptopKeyboard;
             buttonKeyboard.AccessibleName = Properties.Strings.ExtraSettings;
             buttonKeyboardColor.AccessibleName = Properties.Strings.LaptopKeyboard + " " + Properties.Strings.Color;
@@ -219,7 +219,7 @@ namespace GHelper
             sliderBattery.ValueChanged += SliderBattery_ValueChanged;
             Program.trayIcon.MouseMove += TrayIcon_MouseMove;
 
-            sensorTimer = new System.Timers.Timer(AppConfig.Get("sensor_timer",1000));
+            sensorTimer = new System.Timers.Timer(AppConfig.Get("sensor_timer", 1000));
             sensorTimer.Elapsed += OnTimedEvent;
             sensorTimer.Enabled = true;
 
@@ -262,22 +262,25 @@ namespace GHelper
         public void InitBrightness()
         {
             if (!AppConfig.IsOLED()) return;
-
             panelGamma.Visible = true;
-
-            int brightness = AppConfig.Get("brightness");
-            if (brightness >= 0) sliderGamma.Value = brightness;
-            labelGamma.Text = sliderGamma.Value + "%";
+            VisualiseBrightness();
 
             sliderGamma.ValueChanged += SliderGamma_ValueChanged;
             sliderGamma.MouseUp += SliderGamma_ValueChanged;
         }
 
+        public void VisualiseBrightness()
+        {
+            Invoke(delegate
+            {
+                sliderGamma.Value = AppConfig.Get("brightness", 100);
+                labelGamma.Text = sliderGamma.Value + "%";
+            });
+        }
 
         private void SliderGamma_ValueChanged(object? sender, EventArgs e)
         {
             screenControl.SetBrightness(sliderGamma.Value);
-            labelGamma.Text = sliderGamma.Value + "%";
         }
 
         private void ButtonOverlay_Click(object? sender, EventArgs e)
@@ -351,7 +354,7 @@ namespace GHelper
 
         public void VisualiseBacklight(int backlight)
         {
-            buttonBacklight.Text = Math.Round((double)backlight*33.33).ToString() + "%";
+            buttonBacklight.Text = Math.Round((double)backlight * 33.33).ToString() + "%";
         }
 
         public void VisualiseFPSLimit(int limit)
@@ -848,7 +851,7 @@ namespace GHelper
             FansToggle();
         }
 
-        private void SetColorPicker(string colorField = "aura_color") 
+        private void SetColorPicker(string colorField = "aura_color")
         {
             ColorDialog colorDlg = new ColorDialog();
             colorDlg.AllowFullOpen = true;
@@ -953,7 +956,7 @@ namespace GHelper
 
                 buttonMatrix.Visible = false;
                 checkMatrixLid.Visible = true;
-            } 
+            }
 
             comboMatrix.SelectedIndex = Math.Min(AppConfig.Get("matrix_brightness", 0), comboMatrix.Items.Count - 1);
             comboMatrixRunning.SelectedIndex = Math.Min(AppConfig.Get("matrix_running", 0), comboMatrixRunning.Items.Count - 1);
@@ -1286,11 +1289,13 @@ namespace GHelper
         {
             if (InvokeRequired)
             {
-                Invoke(delegate { 
+                Invoke(delegate
+                {
                     labelPerf.Text = modeText;
                     panelPerformance.AccessibleName = labelPerf.Text;
                 });
-            } else
+            }
+            else
             {
                 labelPerf.Text = modeText;
                 panelPerformance.AccessibleName = labelPerf.Text;
@@ -1465,7 +1470,7 @@ namespace GHelper
                     break;
             }
 
-            
+
 
             VisualizeXGM(GPUMode);