diff --git a/Paragraphs/Change_Font_Size_For_Highlighted_Texts/.NET/Change_Font_Size_For_Highlighted_Texts.sln b/Paragraphs/Change_Font_Size_For_Highlighted_Texts/.NET/Change_Font_Size_For_Highlighted_Texts.sln
new file mode 100644
index 00000000..e747af12
--- /dev/null
+++ b/Paragraphs/Change_Font_Size_For_Highlighted_Texts/.NET/Change_Font_Size_For_Highlighted_Texts.sln
@@ -0,0 +1,25 @@
+
+Microsoft Visual Studio Solution File, Format Version 12.00
+# Visual Studio Version 17
+VisualStudioVersion = 17.14.37314.3 d17.14
+MinimumVisualStudioVersion = 10.0.40219.1
+Project("{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}") = "Change_Font_Size_For_Highlighted_Texts", "Change_Font_Size_For_Highlighted_Texts\Change_Font_Size_For_Highlighted_Texts.csproj", "{F67A30EB-8D8F-454D-47D1-40582F91AFC3}"
+EndProject
+Global
+	GlobalSection(SolutionConfigurationPlatforms) = preSolution
+		Debug|Any CPU = Debug|Any CPU
+		Release|Any CPU = Release|Any CPU
+	EndGlobalSection
+	GlobalSection(ProjectConfigurationPlatforms) = postSolution
+		{F67A30EB-8D8F-454D-47D1-40582F91AFC3}.Debug|Any CPU.ActiveCfg = Debug|Any CPU
+		{F67A30EB-8D8F-454D-47D1-40582F91AFC3}.Debug|Any CPU.Build.0 = Debug|Any CPU
+		{F67A30EB-8D8F-454D-47D1-40582F91AFC3}.Release|Any CPU.ActiveCfg = Release|Any CPU
+		{F67A30EB-8D8F-454D-47D1-40582F91AFC3}.Release|Any CPU.Build.0 = Release|Any CPU
+	EndGlobalSection
+	GlobalSection(SolutionProperties) = preSolution
+		HideSolutionNode = FALSE
+	EndGlobalSection
+	GlobalSection(ExtensibilityGlobals) = postSolution
+		SolutionGuid = {18366B0B-7231-4300-AD29-B24C1FAB9785}
+	EndGlobalSection
+EndGlobal
diff --git a/Paragraphs/Change_Font_Size_For_Highlighted_Texts/.NET/Change_Font_Size_For_Highlighted_Texts/Change_Font_Size_For_Highlighted_Texts.csproj b/Paragraphs/Change_Font_Size_For_Highlighted_Texts/.NET/Change_Font_Size_For_Highlighted_Texts/Change_Font_Size_For_Highlighted_Texts.csproj
new file mode 100644
index 00000000..8d46b05c
--- /dev/null
+++ b/Paragraphs/Change_Font_Size_For_Highlighted_Texts/.NET/Change_Font_Size_For_Highlighted_Texts/Change_Font_Size_For_Highlighted_Texts.csproj
@@ -0,0 +1,23 @@
+<Project Sdk="Microsoft.NET.Sdk">
+
+  <PropertyGroup>
+    <OutputType>Exe</OutputType>
+    <TargetFramework>net8.0</TargetFramework>
+    <ImplicitUsings>enable</ImplicitUsings>
+    <Nullable>enable</Nullable>
+  </PropertyGroup>
+
+
+  <ItemGroup>
+    <PackageReference Include="Syncfusion.DocIO.Net.Core" Version="*" />
+  </ItemGroup>
+	<ItemGroup>
+		<None Update="Data\Template.docx">
+			<CopyToOutputDirectory>Always</CopyToOutputDirectory>
+		</None>
+		<None Update="Output\.gitkeep">
+			<CopyToOutputDirectory>Always</CopyToOutputDirectory>
+		</None>
+	</ItemGroup>
+  
+</Project>
diff --git a/Paragraphs/Change_Font_Size_For_Highlighted_Texts/.NET/Change_Font_Size_For_Highlighted_Texts/Data/Template.docx b/Paragraphs/Change_Font_Size_For_Highlighted_Texts/.NET/Change_Font_Size_For_Highlighted_Texts/Data/Template.docx
new file mode 100644
index 00000000..20286e7b
Binary files /dev/null and b/Paragraphs/Change_Font_Size_For_Highlighted_Texts/.NET/Change_Font_Size_For_Highlighted_Texts/Data/Template.docx differ
diff --git a/Paragraphs/Change_Font_Size_For_Highlighted_Texts/.NET/Change_Font_Size_For_Highlighted_Texts/Output/Result.docx b/Paragraphs/Change_Font_Size_For_Highlighted_Texts/.NET/Change_Font_Size_For_Highlighted_Texts/Output/Result.docx
new file mode 100644
index 00000000..4cee1d3a
Binary files /dev/null and b/Paragraphs/Change_Font_Size_For_Highlighted_Texts/.NET/Change_Font_Size_For_Highlighted_Texts/Output/Result.docx differ
diff --git a/Paragraphs/Change_Font_Size_For_Highlighted_Texts/.NET/Change_Font_Size_For_Highlighted_Texts/Output/gitkeep.txt b/Paragraphs/Change_Font_Size_For_Highlighted_Texts/.NET/Change_Font_Size_For_Highlighted_Texts/Output/gitkeep.txt
new file mode 100644
index 00000000..5f282702
--- /dev/null
+++ b/Paragraphs/Change_Font_Size_For_Highlighted_Texts/.NET/Change_Font_Size_For_Highlighted_Texts/Output/gitkeep.txt
@@ -0,0 +1 @@
+
\ No newline at end of file
diff --git a/Paragraphs/Change_Font_Size_For_Highlighted_Texts/.NET/Change_Font_Size_For_Highlighted_Texts/Program.cs b/Paragraphs/Change_Font_Size_For_Highlighted_Texts/.NET/Change_Font_Size_For_Highlighted_Texts/Program.cs
new file mode 100644
index 00000000..4981dce2
--- /dev/null
+++ b/Paragraphs/Change_Font_Size_For_Highlighted_Texts/.NET/Change_Font_Size_For_Highlighted_Texts/Program.cs
@@ -0,0 +1,38 @@
+using Syncfusion.DocIO;
+using Syncfusion.DocIO.DLS;
+
+namespace Change_Font_Size_For_Highlighted_Texts
+{
+    class Program
+    {
+        static void Main(string[] args)
+        {
+            using (FileStream fileStreamPath = new FileStream(Path.GetFullPath(@"../../../Data/Template.docx"), FileMode.Open, FileAccess.Read, FileShare.ReadWrite))
+            {
+                //Opens an existing document.
+                using (WordDocument document = new WordDocument(fileStreamPath, FormatType.Docx))
+                {
+                    // Finds all the text ranges in the document which have highlight color.
+                    List<Entity> entities = document.FindAllItemsByProperty(EntityType.TextRange, "CharacterFormat.HighlightColor.IsEmpty", false.ToString());
+
+                    // Iterates the text ranges.
+                    foreach (Entity entity in entities)
+                    {
+                        // Casts the entity as WTextRange.
+                        WTextRange textRange = entity as WTextRange;
+                        // Get character format of the text
+                        WCharacterFormat charFormat = textRange.CharacterFormat;
+                        // Set text's font size larger
+                        charFormat.FontSize = 14;
+                    }
+                    //Creates file stream.
+                    using (FileStream outputFileStream = new FileStream(Path.GetFullPath(@"../../../Output/Result.docx"), FileMode.Create, FileAccess.ReadWrite))
+                    {
+                        //Saves the Word document to file stream.
+                        document.Save(outputFileStream, FormatType.Docx);
+                    }
+                }
+            }
+        }
+    }
+}