diff --git a/lib/compat/wordpress-6.1/block-template-utils.php b/lib/compat/wordpress-6.1/block-template-utils.php
index 2005af46be5a2..9a02e8187a2b8 100644
--- a/lib/compat/wordpress-6.1/block-template-utils.php
+++ b/lib/compat/wordpress-6.1/block-template-utils.php
@@ -7,34 +7,6 @@
  * @package gutenberg
  */
 
-/**
- * Updates the list of default template types, containing their
- * localized titles and descriptions.
- *
- * We will only need to update `get_default_block_template_types` function.
- *
- * @param array $default_template_types The default template types.
- *
- * @return array The default template types.
- */
-function gutenberg_get_default_block_template_types( $default_template_types ) {
-	if ( isset( $default_template_types['single'] ) ) {
-		$default_template_types['single'] = array(
-			'title'       => _x( 'Single', 'Template name', 'gutenberg' ),
-			'description' => __( 'The default template for displaying any single post or attachment.', 'gutenberg' ),
-		);
-	}
-	if ( isset( $default_template_types['category'] ) ) {
-		$default_template_types['category'] = array(
-			'title'       => _x( 'Category', 'Template name', 'gutenberg' ),
-			'description' => __( 'Displays latest posts from a single post category.', 'gutenberg' ),
-		);
-	}
-	return $default_template_types;
-}
-add_filter( 'default_template_types', 'gutenberg_get_default_block_template_types', 10 );
-
-
 /**
  * Retrieves a list of unified template objects based on a query.
  *
diff --git a/lib/compat/wordpress-6.2/block-template-utils.php b/lib/compat/wordpress-6.2/block-template-utils.php
index 991b91c70e09e..7611b9be5cf1b 100644
--- a/lib/compat/wordpress-6.2/block-template-utils.php
+++ b/lib/compat/wordpress-6.2/block-template-utils.php
@@ -95,3 +95,146 @@ function gutenberg_get_template_hierarchy( $slug, $is_custom = false, $template_
 	$template_hierarchy[] = 'index';
 	return $template_hierarchy;
 }
+
+
+/**
+ * Updates the list of default template types, containing their
+ * localized titles and descriptions.
+ *
+ * We will only need to update `get_default_block_template_types` function.
+ *
+ * @param array $default_template_types The default template types.
+ *
+ * @return array The default template types.
+ */
+function gutenberg_get_default_block_template_types( $default_template_types ) {
+	if ( isset( $default_template_types['index'] ) ) {
+		$default_template_types['index'] = array(
+			'title'       => _x( 'Index', 'Template name', 'gutenberg' ),
+			'description' => __(
+				'Used as a fallback template for all pages when a more specific template is not defined.',
+				'gutenberg'
+			),
+		);
+	}
+	if ( isset( $default_template_types['home'] ) ) {
+		$default_template_types['home'] = array(
+			'title'       => _x( 'Home', 'Template name', 'gutenberg' ),
+			'description' => __(
+				'Displays the latest posts as either the site homepage or a custom page defined under reading settings. If it exists, the Front Page template overrides this template when posts are shown on the front page.',
+				'gutenberg'
+			),
+		);
+	}
+	if ( isset( $default_template_types['front-page'] ) ) {
+		$default_template_types['front-page'] = array(
+			'title'       => _x( 'Front Page', 'Template name', 'gutenberg' ),
+			'description' => __(
+				"Displays your site's front page, whether it is set to display latest posts or a static page. The Front Page template takes precedence over all templates.",
+				'gutenberg'
+			),
+		);
+	}
+	if ( isset( $default_template_types['singular'] ) ) {
+		$default_template_types['singular'] = array(
+			'title'       => _x( 'Singular', 'Template name', 'gutenberg' ),
+			'description' => __(
+				'Displays any single entry, such as a post or a page. This template will serve as a fallback when a more specific template (e.g., Single Post, Page, or Attachment) cannot be found.',
+				'gutenberg'
+			),
+		);
+	}
+	if ( isset( $default_template_types['single'] ) ) {
+		$default_template_types['single'] = array(
+			'title'       => _x( 'Single', 'Template name', 'gutenberg' ),
+			'description' => __( 'Displays single posts on your website unless a custom template has been applied to that post or a dedicated template exists.', 'gutenberg' ),
+		);
+	}
+	if ( isset( $default_template_types['page'] ) ) {
+		$default_template_types['page'] = array(
+			'title'       => _x( 'Page', 'Template name', 'gutenberg' ),
+			'description' => __( 'Display all static pages unless a custom template has been applied or a dedicated template exists.', 'gutenberg' ),
+		);
+	}
+	if ( isset( $default_template_types['archive'] ) ) {
+		$default_template_types['archive'] = array(
+			'title'       => _x( 'Archive', 'Template name', 'gutenberg' ),
+			'description' => __(
+				'Displays any archive, including posts by a single author, category, tag, taxonomy, custom post type, and date. This template will serve as a fallback when more specific templates (e.g., Category or Tag) cannot be found.',
+				'gutenberg'
+			),
+		);
+	}
+	if ( isset( $default_template_types['author'] ) ) {
+		$default_template_types['author'] = array(
+			'title'       => _x( 'Author', 'Template name', 'gutenberg' ),
+			'description' => __(
+				"Displays a single author's post archive. This template will serve as a fallback when a more a specific template (e.g., Author: Admin) cannot be found.",
+				'gutenberg'
+			),
+		);
+	}
+	if ( isset( $default_template_types['category'] ) ) {
+		$default_template_types['category'] = array(
+			'title'       => _x( 'Category', 'Template name', 'gutenberg' ),
+			'description' => __(
+				'Displays a post category archive. This template will serve as a fallback when more specific template (e.g., Category: Recipes) cannot be found.',
+				'gutenberg'
+			),
+		);
+	}
+	if ( isset( $default_template_types['taxonomy'] ) ) {
+		$default_template_types['taxonomy'] = array(
+			'title'       => _x( 'Taxonomy', 'Template name', 'gutenberg' ),
+			'description' => __(
+				'Displays a custom taxonomy archive. Like categories and tags, taxonomies have terms which you use to classify things. For example: a taxonomy named "Art" can have multiple terms, such as "Modern" and "18th Century." This template will serve as a fallback when a more specific template (e.g, Taxonomy: Art) cannot be found.',
+				'gutenberg'
+			),
+		);
+	}
+	if ( isset( $default_template_types['date'] ) ) {
+		$default_template_types['date'] = array(
+			'title'       => _x( 'Date', 'Template name', 'gutenberg' ),
+			'description' => __( 'Displays a post archive when a specific date is visited (e.g., example.com/2023/).', 'gutenberg' ),
+		);
+	}
+	if ( isset( $default_template_types['tag'] ) ) {
+		$default_template_types['tag'] = array(
+			'title'       => _x( 'Tag', 'Template name', 'gutenberg' ),
+			'description' => __(
+				'Displays a post tag archive. This template will serve as a fallback when more specific template (e.g., Tag: Pizza) cannot be found.',
+				'gutenberg'
+			),
+		);
+	}
+	if ( isset( $default_template_types['attachment'] ) ) {
+		$default_template_types['attachment'] = array(
+			'title'       => _x( 'Media', 'Template name', 'gutenberg' ),
+			'description' => __( 'Displays when a visitor views the dedicated page that exists for any media attachment.', 'gutenberg' ),
+		);
+	}
+	if ( isset( $default_template_types['search'] ) ) {
+		$default_template_types['search'] = array(
+			'title'       => _x( 'Search', 'Template name', 'gutenberg' ),
+			'description' => __( 'Displays when a visitor performs a search on your website.', 'gutenberg' ),
+		);
+	}
+	if ( isset( $default_template_types['privacy-policy'] ) ) {
+		$default_template_types['privacy-policy'] = array(
+			'title'       => _x( 'Privacy Policy', 'Template name', 'gutenberg' ),
+			'description' => __(
+				"Displays your site's Privacy Policy page.",
+				'gutenberg'
+			),
+		);
+	}
+	if ( isset( $default_template_types['404'] ) ) {
+		$default_template_types['404'] = array(
+			'title'       => _x( '404', 'Template name', 'gutenberg' ),
+			'description' => __( 'Displays when a visitor views a non-existent page, such as a dead link or a mistyped URL.', 'gutenberg' ),
+		);
+	}
+
+	return $default_template_types;
+}
+add_filter( 'default_template_types', 'gutenberg_get_default_block_template_types', 10 );
diff --git a/packages/e2e-tests/specs/site-editor/settings-sidebar.test.js b/packages/e2e-tests/specs/site-editor/settings-sidebar.test.js
index 3428ddd654023..88bf954e86ce2 100644
--- a/packages/e2e-tests/specs/site-editor/settings-sidebar.test.js
+++ b/packages/e2e-tests/specs/site-editor/settings-sidebar.test.js
@@ -75,11 +75,13 @@ describe( 'Settings sidebar', () => {
 
 			expect( templateCardBeforeNavigation ).toMatchObject( {
 				title: 'Index',
-				description: 'Displays posts.',
+				description:
+					'Used as a fallback template for all pages when a more specific template is not defined.',
 			} );
 			expect( templateCardAfterNavigation ).toMatchObject( {
 				title: 'Singular',
-				description: 'Displays a single post or page.',
+				description:
+					'Displays any single entry, such as a post or a page. This template will serve as a fallback when a more specific template (e.g., Single Post, Page, or Attachment) cannot be found.',
 			} );
 		} );
 	} );
diff --git a/packages/edit-post/src/components/sidebar/post-template/create-modal.js b/packages/edit-post/src/components/sidebar/post-template/create-modal.js
index 4cd78edae3c49..a25cfa5c25cb3 100644
--- a/packages/edit-post/src/components/sidebar/post-template/create-modal.js
+++ b/packages/edit-post/src/components/sidebar/post-template/create-modal.js
@@ -116,7 +116,7 @@ export default function PostTemplateCreateModal( { onClose } ) {
 						placeholder={ DEFAULT_TITLE }
 						disabled={ isBusy }
 						help={ __(
-							'Describe the template, e.g. "Post with sidebar". Custom templates can be applied to any post or page.'
+							'Describe the template, e.g. "Post with sidebar". A custom template can be manually applied to any post or page.'
 						) }
 					/>
 					<HStack justify="right">
diff --git a/packages/edit-site/src/components/add-new-template/new-template.js b/packages/edit-site/src/components/add-new-template/new-template.js
index 1c653bdac06bd..f76960d1069d4 100644
--- a/packages/edit-site/src/components/add-new-template/new-template.js
+++ b/packages/edit-site/src/components/add-new-template/new-template.js
@@ -167,7 +167,7 @@ export default function NewTemplate( {
 	}
 
 	const customTemplateDescription = __(
-		'Custom templates can be applied to any post or page.'
+		'A custom template can be manually applied to any post or page.'
 	);
 
 	return (