diff --git a/ShareX.HelpersLib/Enums.cs b/ShareX.HelpersLib/Enums.cs
index 853a54633..e31fd5311 100644
--- a/ShareX.HelpersLib/Enums.cs
+++ b/ShareX.HelpersLib/Enums.cs
@@ -173,4 +173,10 @@ public enum SlashType
         Prefix,
         Suffix
     }
+
+    public enum ScreenTearingTestMode
+    {
+        VerticalLines,
+        HorizontalLines
+    }
 }
\ No newline at end of file
diff --git a/ShareX.HelpersLib/Forms/MonitorTestForm.Designer.cs b/ShareX.HelpersLib/Forms/MonitorTestForm.Designer.cs
index 6a8451326..345a12ff4 100644
--- a/ShareX.HelpersLib/Forms/MonitorTestForm.Designer.cs
+++ b/ShareX.HelpersLib/Forms/MonitorTestForm.Designer.cs
@@ -31,6 +31,8 @@ private void InitializeComponent()
             System.ComponentModel.ComponentResourceManager resources = new System.ComponentModel.ComponentResourceManager(typeof(MonitorTestForm));
             this.pSettings = new System.Windows.Forms.Panel();
             this.btnScreenTearingTest = new System.Windows.Forms.Button();
+            this.btnGradientColor2 = new ShareX.HelpersLib.ColorButton();
+            this.btnGradientColor1 = new ShareX.HelpersLib.ColorButton();
             this.lblTip = new System.Windows.Forms.Label();
             this.cbGradient = new System.Windows.Forms.ComboBox();
             this.rbGradient = new System.Windows.Forms.RadioButton();
@@ -54,8 +56,6 @@ private void InitializeComponent()
             this.lblBlackWhiteValue = new System.Windows.Forms.Label();
             this.tbBlackWhite = new System.Windows.Forms.TrackBar();
             this.rbBlackWhite = new System.Windows.Forms.RadioButton();
-            this.btnGradientColor2 = new ShareX.HelpersLib.ColorButton();
-            this.btnGradientColor1 = new ShareX.HelpersLib.ColorButton();
             this.pSettings.SuspendLayout();
             ((System.ComponentModel.ISupportInitialize)(this.tbShapeSize)).BeginInit();
             ((System.ComponentModel.ISupportInitialize)(this.tbBlue)).BeginInit();
@@ -104,6 +104,22 @@ private void InitializeComponent()
             this.btnScreenTearingTest.UseVisualStyleBackColor = true;
             this.btnScreenTearingTest.Click += new System.EventHandler(this.btnScreenTearingTest_Click);
             // 
+            // btnGradientColor2
+            // 
+            this.btnGradientColor2.Color = System.Drawing.Color.Empty;
+            resources.ApplyResources(this.btnGradientColor2, "btnGradientColor2");
+            this.btnGradientColor2.Name = "btnGradientColor2";
+            this.btnGradientColor2.UseVisualStyleBackColor = true;
+            this.btnGradientColor2.ColorChanged += new ShareX.HelpersLib.ColorButton.ColorChangedEventHandler(this.btnGradientColor2_ColorChanged);
+            // 
+            // btnGradientColor1
+            // 
+            this.btnGradientColor1.Color = System.Drawing.Color.Empty;
+            resources.ApplyResources(this.btnGradientColor1, "btnGradientColor1");
+            this.btnGradientColor1.Name = "btnGradientColor1";
+            this.btnGradientColor1.UseVisualStyleBackColor = true;
+            this.btnGradientColor1.ColorChanged += new ShareX.HelpersLib.ColorButton.ColorChangedEventHandler(this.btnGradientColor1_ColorChanged);
+            // 
             // lblTip
             // 
             resources.ApplyResources(this.lblTip, "lblTip");
@@ -258,22 +274,6 @@ private void InitializeComponent()
             this.rbBlackWhite.UseVisualStyleBackColor = true;
             this.rbBlackWhite.CheckedChanged += new System.EventHandler(this.rbBlackWhite_CheckedChanged);
             // 
-            // btnGradientColor2
-            // 
-            this.btnGradientColor2.Color = System.Drawing.Color.Empty;
-            resources.ApplyResources(this.btnGradientColor2, "btnGradientColor2");
-            this.btnGradientColor2.Name = "btnGradientColor2";
-            this.btnGradientColor2.UseVisualStyleBackColor = true;
-            this.btnGradientColor2.ColorChanged += new ShareX.HelpersLib.ColorButton.ColorChangedEventHandler(this.btnGradientColor2_ColorChanged);
-            // 
-            // btnGradientColor1
-            // 
-            this.btnGradientColor1.Color = System.Drawing.Color.Empty;
-            resources.ApplyResources(this.btnGradientColor1, "btnGradientColor1");
-            this.btnGradientColor1.Name = "btnGradientColor1";
-            this.btnGradientColor1.UseVisualStyleBackColor = true;
-            this.btnGradientColor1.ColorChanged += new ShareX.HelpersLib.ColorButton.ColorChangedEventHandler(this.btnGradientColor1_ColorChanged);
-            // 
             // MonitorTestForm
             // 
             resources.ApplyResources(this, "$this");
diff --git a/ShareX.HelpersLib/Forms/MonitorTestForm.cs b/ShareX.HelpersLib/Forms/MonitorTestForm.cs
index f698f2b16..cc6ddb3d2 100644
--- a/ShareX.HelpersLib/Forms/MonitorTestForm.cs
+++ b/ShareX.HelpersLib/Forms/MonitorTestForm.cs
@@ -49,7 +49,7 @@ public MonitorTestForm()
             btnGradientColor1.Color = Color.DarkGray;
             btnGradientColor2.Color = Color.Black;
             cbShapes.SelectedIndex = 0;
-            tbShapeSize.Value = 3;
+            tbShapeSize.Value = 5;
         }
 
         private void SetBackColor()
@@ -173,14 +173,14 @@ private void DrawSelectedShape()
                 switch (cbShapes.SelectedIndex)
                 {
                     case 0:
-                        BackgroundImage = DrawChecker(shapeSize, Color.Black);
-                        break;
-                    case 1:
                         BackgroundImage = DrawHorizontalLine(shapeSize, Color.Black);
                         break;
-                    case 2:
+                    case 1:
                         BackgroundImage = DrawVerticalLine(shapeSize, Color.Black);
                         break;
+                    case 2:
+                        BackgroundImage = DrawChecker(shapeSize, Color.Black);
+                        break;
                 }
             }
         }
diff --git a/ShareX.HelpersLib/Forms/MonitorTestForm.resx b/ShareX.HelpersLib/Forms/MonitorTestForm.resx
index 6635d97bc..3ac4085d9 100644
--- a/ShareX.HelpersLib/Forms/MonitorTestForm.resx
+++ b/ShareX.HelpersLib/Forms/MonitorTestForm.resx
@@ -436,14 +436,14 @@
     <value>10</value>
   </data>
   <data name="cbShapes.Items" xml:space="preserve">
-    <value>Checker</value>
-  </data>
-  <data name="cbShapes.Items1" xml:space="preserve">
     <value>Horizontal lines</value>
   </data>
-  <data name="cbShapes.Items2" xml:space="preserve">
+  <data name="cbShapes.Items1" xml:space="preserve">
     <value>Vertical lines</value>
   </data>
+  <data name="cbShapes.Items2" xml:space="preserve">
+    <value>Checker</value>
+  </data>
   <data name="cbShapes.Location" type="System.Drawing.Point, System.Drawing">
     <value>120, 295</value>
   </data>
diff --git a/ShareX.HelpersLib/Forms/ScreenTearingTestForm.cs b/ShareX.HelpersLib/Forms/ScreenTearingTestForm.cs
index 3ea3c4a9f..4db790c64 100644
--- a/ShareX.HelpersLib/Forms/ScreenTearingTestForm.cs
+++ b/ShareX.HelpersLib/Forms/ScreenTearingTestForm.cs
@@ -33,12 +33,13 @@ namespace ShareX.HelpersLib
 {
     public class ScreenTearingTestForm : Form
     {
+        public ScreenTearingTestMode Mode { get; set; } = ScreenTearingTestMode.VerticalLines;
+
         private Rectangle screenRectangle, screenRectangle0Based;
         private Stopwatch animationTime;
         private TimeSpan lastElapsed;
         private int rectangleSize = 50;
         private float animationSpeed = 500, minSpeed = 100, maxSpeed = 2000, speedChange = 50, currentPosition;
-        private bool isVerticalLines = true;
 
         public ScreenTearingTestForm()
         {
@@ -85,9 +86,9 @@ protected override void OnKeyUp(KeyEventArgs e)
 
         protected override void OnMouseUp(MouseEventArgs e)
         {
-            if (isVerticalLines)
+            if (Mode == ScreenTearingTestMode.VerticalLines)
             {
-                isVerticalLines = false;
+                Mode = ScreenTearingTestMode.HorizontalLines;
             }
             else
             {
@@ -124,14 +125,14 @@ protected override void OnPaint(PaintEventArgs e)
             int nextPosition = rectangleSize * 2;
             int startOffset = (int)(currentPosition % nextPosition);
 
-            if (isVerticalLines)
+            if (Mode == ScreenTearingTestMode.VerticalLines)
             {
                 for (int x = startOffset - rectangleSize; x < screenRectangle.Width; x += nextPosition)
                 {
                     g.FillRectangle(Brushes.Black, x, 0, rectangleSize, screenRectangle.Height);
                 }
             }
-            else
+            else if (Mode == ScreenTearingTestMode.HorizontalLines)
             {
                 for (int y = startOffset - rectangleSize; y < screenRectangle.Height; y += nextPosition)
                 {