diff --git a/angular/PdfViewer/getting-started.md b/angular/PdfViewer/getting-started.md
index c488a4ed..914cad64 100644
--- a/angular/PdfViewer/getting-started.md
+++ b/angular/PdfViewer/getting-started.md
@@ -1,13 +1,13 @@
 ---
-title: Getting Started for Angular PDF viewer
-description: PDF viewer 
+title: Getting Started with Angular PDF viewer Control | Syncfusion
+description: Learn here about getting started with Syncfusion Essential Angular PDF viewer Control, its elements, and more.
 platform: Angular
 control: PDF viewer
 documentation: ug
 keywords: ejPdfViewer, PDF viewer, js pdfviewer
 ---
 
-# Getting Started
+# Getting Started with Angular PDF viewer
 
 This section explains briefly about how to integrate a **PDF viewer** control in your application with **Angular**.
 
@@ -73,4 +73,4 @@ export class DefaultComponent {
 
 Now, the PDF viewer control is rendered with default PDF document, which used in the services.
 
-![](getting-started_images/pdfviewer.png)
+![Angular PDF viewer Initialization](getting-started_images/pdfviewer.png)
diff --git a/angular/TreeGrid/Stacked-Header.md b/angular/TreeGrid/Stacked-Header.md
index 65aacb0f..7532b2f1 100644
--- a/angular/TreeGrid/Stacked-Header.md
+++ b/angular/TreeGrid/Stacked-Header.md
@@ -1,14 +1,14 @@
 ---
 layout: post
-title: Stacked-Header
-description: stacked header
+title: Stacked Header in Angular TreeGrid Control | Syncfusion
+description: Learn here about stacked header in Syncfusion Essential Angular TreeGrid Control, its elements, and more.
 platform: Angular
 control: TreeGrid
 documentation: ug
 api: /api/js/ejtreegrid
 
 ---
-# Stacked Headers
+# Stacked Headers in Angular TreeGrid
 
 The stacked headers helps you to group the logical columns in TreeGrid. It can be shown by setting `showStackedHeader` as `true` and by defining `stackedHeaderRows`.
 
@@ -54,7 +54,7 @@ export class AppComponent {
 
 {% endhighlight %}
 
-![](Stacked-header_images/Stacked-Header-img1.png)
+![Angular TreeGrid column customization](Stacked-header_images/Stacked-Header-img1.png)
 
 ## Stacked header column customization
 
@@ -102,7 +102,7 @@ write the below code in app.component.css file.
         }
 {% endhighlight %}
 
-![](Stacked-header_images/Stacked-Header-img2.png)
+![Angular TreeGrid Text Align](Stacked-header_images/Stacked-Header-img2.png)
 
 ### Text Align
 
@@ -136,7 +136,7 @@ export class AppComponent {
 }
 {% endhighlight %}
 
-![](Stacked-header_images/Stacked-Header-img4.png)
+![Angular TreeGrid Tooltip](Stacked-header_images/Stacked-Header-img4.png)
 
 ### Tooltip
 
@@ -176,7 +176,7 @@ export class AppComponent {
 }
 {% endhighlight %}
 
-![](Stacked-header_images/Stacked-Header-img3.png)
+![Angular TreeGrid stacked header](Stacked-header_images/Stacked-Header-img3.png)
 
 N>
 To enable stacked header tooltip we need to set `showGridCellTooltip` as `true`.