diff --git a/FAQ/Comment Indicator Color/.NET/Comment Indicator Color/Comment Indicator Color.slnx b/FAQ/Comment Indicator Color/.NET/Comment Indicator Color/Comment Indicator Color.slnx
new file mode 100644
index 00000000..6d5bc96f
--- /dev/null
+++ b/FAQ/Comment Indicator Color/.NET/Comment Indicator Color/Comment Indicator Color.slnx
@@ -0,0 +1,3 @@
+
+
+
diff --git a/FAQ/Comment Indicator Color/.NET/Comment Indicator Color/Comment Indicator Color/Comment Indicator Color.csproj b/FAQ/Comment Indicator Color/.NET/Comment Indicator Color/Comment Indicator Color/Comment Indicator Color.csproj
new file mode 100644
index 00000000..032baba7
--- /dev/null
+++ b/FAQ/Comment Indicator Color/.NET/Comment Indicator Color/Comment Indicator Color/Comment Indicator Color.csproj
@@ -0,0 +1,21 @@
+
+
+
+ Exe
+ net8.0
+ Comment_Indicator_Color
+ enable
+ enable
+
+
+
+
+
+
+
+
+ Always
+
+
+
+
diff --git a/FAQ/Comment Indicator Color/.NET/Comment Indicator Color/Comment Indicator Color/Output/.gitkeep b/FAQ/Comment Indicator Color/.NET/Comment Indicator Color/Comment Indicator Color/Output/.gitkeep
new file mode 100644
index 00000000..e69de29b
diff --git a/FAQ/Comment Indicator Color/.NET/Comment Indicator Color/Comment Indicator Color/Program.cs b/FAQ/Comment Indicator Color/.NET/Comment Indicator Color/Comment Indicator Color/Program.cs
new file mode 100644
index 00000000..c67689ea
--- /dev/null
+++ b/FAQ/Comment Indicator Color/.NET/Comment Indicator Color/Comment Indicator Color/Program.cs
@@ -0,0 +1,35 @@
+using Syncfusion.Drawing;
+using Syncfusion.XlsIO;
+
+class Program
+{
+ static void Main(string[] args)
+ {
+ using (ExcelEngine excelEngine = new ExcelEngine())
+ {
+ // Set the default version as Excel 2016
+ excelEngine.Excel.DefaultVersion = ExcelVersion.Excel2016;
+ // Create a new workbook
+ IWorkbook workbook = excelEngine.Excel.Workbooks.Create(1);
+ IWorksheet worksheet = workbook.Worksheets[0];
+
+ int height = 8;
+ int width = 5;
+
+ // Add a comment to cell A1
+ ICommentShape comment = worksheet.Range["A1"].AddComment();
+
+ // Create a right triangle shape to act as custom indicator
+ IShape shape = worksheet.Shapes.AddAutoShapes(AutoShapeType.RightTriangle, 1, 1, width, height);
+ // Position the shape at the upper-right corner of the cell
+ shape.Left = (int)worksheet.GetColumnWidthInPixels(1) - height;
+ // Rotate to point downward
+ shape.ShapeRotation = 180;
+ // Set the indicator (shape) color to blue
+ shape.Fill.ForeColor = Color.Blue;
+
+ // Save the workbook to a file
+ workbook.SaveAs(Path.GetFullPath("Output/CommentIndicatorColor.xlsx"));
+ }
+ }
+}