diff --git a/Document-Processing/PDF/PDF-Viewer/react/how-to/add-signature.md b/Document-Processing/PDF/PDF-Viewer/react/how-to/add-signature.md
index 7743e3b6b9..de744c915a 100644
--- a/Document-Processing/PDF/PDF-Viewer/react/how-to/add-signature.md
+++ b/Document-Processing/PDF/PDF-Viewer/react/how-to/add-signature.md
@@ -8,7 +8,7 @@ documentation: ug
 domainurl: ##DomainURL##
 ---
 
-## Add signature in React PDF Viewer component
+# Add signature in React PDF Viewer component
 
 The PDF Viewer library allows adding a signature to a signature field in a loaded PDF document programmatically by handling the `formFieldClick` event.
 
diff --git a/Document-Processing/PDF/PDF-Viewer/react/troubleshooting/document-loading-issues.md b/Document-Processing/PDF/PDF-Viewer/react/troubleshooting/document-loading-issues.md
index d08b6e642a..9a468aa4f1 100644
--- a/Document-Processing/PDF/PDF-Viewer/react/troubleshooting/document-loading-issues.md
+++ b/Document-Processing/PDF/PDF-Viewer/react/troubleshooting/document-loading-issues.md
@@ -7,7 +7,7 @@ control: PDF Viewer
 documentation: ug
 ---
 
-## Document loading issues in version 23.1 or newer
+# Document loading issues in version 23.1 or newer
 
 If a PDF does not render in the viewer after upgrading to v23.1 or newer, use the checklist below to identify and resolve common causes. The most frequent fix is calling `dataBind()` before `load()` so data binding is initialized correctly in the newer lifecycle.