diff --git a/src/readme.html b/src/readme.html
index f0309df1e94b8..e38b5c6b49363 100644
--- a/src/readme.html
+++ b/src/readme.html
@@ -47,7 +47,7 @@ <h3>Updating Manually</h3>
 </ol>
 
 <h2>Migrating from other systems</h2>
-<p>WordPress can <a href="https://wordpress.org/documentation/article/importing-content/">import from a number of systems</a>. First you need to get WordPress installed and working as described above, before using <a href="wp-admin/import.php">our import tools</a>.</p>
+<p>WordPress can <a href="https://developer.wordpress.org/advanced-administration/wordpress/import/">import from a number of systems</a>. First you need to get WordPress installed and working as described above, before using <a href="wp-admin/import.php">our import tools</a>.</p>
 
 <h2>System Requirements</h2>
 <ul>
diff --git a/src/wp-admin/edit-form-advanced.php b/src/wp-admin/edit-form-advanced.php
index 16b699ca39293..d3793802e14aa 100644
--- a/src/wp-admin/edit-form-advanced.php
+++ b/src/wp-admin/edit-form-advanced.php
@@ -359,7 +359,7 @@
 
 if ( 'post' === $post_type || 'page' === $post_type ) {
 	$inserting_media  = '<p>' . __( 'You can upload and insert media (images, audio, documents, etc.) by clicking the Add Media button. You can select from the images and files already uploaded to the Media Library, or upload new media to add to your page or post. To create an image gallery, select the images to add and click the &#8220;Create a new gallery&#8221; button.' ) . '</p>';
-	$inserting_media .= '<p>' . __( 'You can also embed media from many popular websites including Twitter, YouTube, Flickr and others by pasting the media URL on its own line into the content of your post/page. <a href="https://wordpress.org/documentation/article/embeds/">Learn more about embeds</a>.' ) . '</p>';
+	$inserting_media .= '<p>' . __( 'You can also embed media from many popular websites including Twitter, YouTube, Flickr and others by pasting the media URL on its own line into the content of your post/page. <a href="https://developer.wordpress.org/advanced-administration/wordpress/oembed/">Learn more about embeds</a>.' ) . '</p>';
 
 	get_current_screen()->add_help_tab(
 		array(
@@ -377,7 +377,7 @@
 	'</li>';
 
 	if ( current_theme_supports( 'post-formats' ) && post_type_supports( 'post', 'post-formats' ) ) {
-		$publish_box .= '<li>' . __( '<strong>Format</strong> &mdash; Post Formats designate how your theme will display a specific post. For example, you could have a <em>standard</em> blog post with a title and paragraphs, or a short <em>aside</em> that omits the title and contains a short text blurb. Your theme could enable all or some of 10 possible formats. <a href="https://wordpress.org/documentation/article/post-formats/#supported-formats">Learn more about each post format</a>.' ) . '</li>';
+		$publish_box .= '<li>' . __( '<strong>Format</strong> &mdash; Post Formats designate how your theme will display a specific post. For example, you could have a <em>standard</em> blog post with a title and paragraphs, or a short <em>aside</em> that omits the title and contains a short text blurb. Your theme could enable all or some of 10 possible formats. <a href="https://developer.wordpress.org/advanced-administration/wordpress/post-formats/#supported-formats">Learn more about each post format</a>.' ) . '</li>';
 	}
 
 	if ( current_theme_supports( 'post-thumbnails' ) && post_type_supports( 'post', 'thumbnail' ) ) {
diff --git a/src/wp-admin/includes/class-plugin-installer-skin.php b/src/wp-admin/includes/class-plugin-installer-skin.php
index 20cd15f5596ec..9fa033a95ffe4 100644
--- a/src/wp-admin/includes/class-plugin-installer-skin.php
+++ b/src/wp-admin/includes/class-plugin-installer-skin.php
@@ -293,13 +293,13 @@ private function do_overwrite() {
 				$warning = sprintf(
 					/* translators: %s: Documentation URL. */
 					__( 'You are uploading an older version of a current plugin. You can continue to install the older version, but be sure to <a href="%s">back up your database and files</a> first.' ),
-					__( 'https://wordpress.org/documentation/article/wordpress-backups/' )
+					__( 'https://developer.wordpress.org/advanced-administration/security/backup/' )
 				);
 			} else {
 				$warning = sprintf(
 					/* translators: %s: Documentation URL. */
 					__( 'You are updating a plugin. Be sure to <a href="%s">back up your database and files</a> first.' ),
-					__( 'https://wordpress.org/documentation/article/wordpress-backups/' )
+					__( 'https://developer.wordpress.org/advanced-administration/security/backup/' )
 				);
 			}
 
diff --git a/src/wp-admin/includes/class-theme-installer-skin.php b/src/wp-admin/includes/class-theme-installer-skin.php
index d83e038e1d001..93c626c617b04 100644
--- a/src/wp-admin/includes/class-theme-installer-skin.php
+++ b/src/wp-admin/includes/class-theme-installer-skin.php
@@ -328,13 +328,13 @@ private function do_overwrite() {
 				$warning = sprintf(
 					/* translators: %s: Documentation URL. */
 					__( 'You are uploading an older version of the active theme. You can continue to install the older version, but be sure to <a href="%s">back up your database and files</a> first.' ),
-					__( 'https://wordpress.org/documentation/article/wordpress-backups/' )
+					__( 'https://developer.wordpress.org/advanced-administration/security/backup/' )
 				);
 			} else {
 				$warning = sprintf(
 					/* translators: %s: Documentation URL. */
 					__( 'You are updating a theme. Be sure to <a href="%s">back up your database and files</a> first.' ),
-					__( 'https://wordpress.org/documentation/article/wordpress-backups/' )
+					__( 'https://developer.wordpress.org/advanced-administration/security/backup/' )
 				);
 			}
 
diff --git a/src/wp-admin/includes/class-wp-site-health.php b/src/wp-admin/includes/class-wp-site-health.php
index da6c81e985219..d7728cd61f292 100644
--- a/src/wp-admin/includes/class-wp-site-health.php
+++ b/src/wp-admin/includes/class-wp-site-health.php
@@ -1489,7 +1489,7 @@ public function get_test_is_in_debug_mode() {
 			'actions'     => sprintf(
 				'<p><a href="%s" target="_blank" rel="noopener">%s<span class="screen-reader-text"> %s</span><span aria-hidden="true" class="dashicons dashicons-external"></span></a></p>',
 				/* translators: Documentation explaining debugging in WordPress. */
-				esc_url( __( 'https://wordpress.org/documentation/article/debugging-in-wordpress/' ) ),
+				esc_url( __( 'https://developer.wordpress.org/advanced-administration/debug/debug-wordpress/' ) ),
 				__( 'Learn more about debugging in WordPress.' ),
 				/* translators: Hidden accessibility text. */
 				__( '(opens in a new tab)' )
@@ -2504,7 +2504,7 @@ public function get_test_page_cache() {
 			'label'       => '',
 			'actions'     => sprintf(
 				'<p><a href="%1$s" target="_blank" rel="noopener noreferrer">%2$s<span class="screen-reader-text"> %3$s</span><span aria-hidden="true" class="dashicons dashicons-external"></span></a></p>',
-				__( 'https://wordpress.org/documentation/article/optimization/#Caching' ),
+				__( 'https://developer.wordpress.org/advanced-administration/performance/optimization/#Caching' ),
 				__( 'Learn more about page cache' ),
 				/* translators: Hidden accessibility text. */
 				__( '(opens in a new tab)' )
@@ -2613,7 +2613,7 @@ public function get_test_persistent_object_cache() {
 		$action_url = apply_filters(
 			'site_status_persistent_object_cache_url',
 			/* translators: Localized Support reference. */
-			__( 'https://wordpress.org/documentation/article/optimization/#persistent-object-cache' )
+			__( 'https://developer.wordpress.org/advanced-administration/performance/optimization/#persistent-object-cache' )
 		);
 
 		$result = array(
diff --git a/src/wp-admin/includes/file.php b/src/wp-admin/includes/file.php
index 583256955e250..75c741541ae4c 100644
--- a/src/wp-admin/includes/file.php
+++ b/src/wp-admin/includes/file.php
@@ -326,7 +326,7 @@ function wp_print_file_editor_templates() {
 					printf(
 						/* translators: %s: Documentation URL. */
 						__( 'You need to make this file writable before you can save your changes. See <a href="%s">Changing File Permissions</a> for more information.' ),
-						__( 'https://wordpress.org/documentation/article/changing-file-permissions/' )
+						__( 'https://developer.wordpress.org/advanced-administration/server/file-permissions/' )
 					);
 					?>
 				</p>
@@ -2249,7 +2249,7 @@ function WP_Filesystem( $args = false, $context = false, $allow_relaxed_file_own
  * The return value can be overridden by defining the `FS_METHOD` constant in `wp-config.php`,
  * or filtering via {@see 'filesystem_method'}.
  *
- * @link https://wordpress.org/documentation/article/editing-wp-config-php/#wordpress-upgrade-constants
+ * @link https://developer.wordpress.org/advanced-administration/wordpress/wp-config/#wordpress-upgrade-constants
  *
  * Plugins may define a custom transport handler, See WP_Filesystem().
  *
diff --git a/src/wp-admin/includes/network.php b/src/wp-admin/includes/network.php
index 6a85b6fea82d1..67a9e0289e56b 100644
--- a/src/wp-admin/includes/network.php
+++ b/src/wp-admin/includes/network.php
@@ -694,7 +694,7 @@ function network_step2( $errors = false ) {
 		printf(
 			/* translators: %s: Documentation URL. */
 			__( 'It seems your network is running with Nginx web server. <a href="%s">Learn more about further configuration</a>.' ),
-			__( 'https://wordpress.org/documentation/article/nginx/' )
+			__( 'https://developer.wordpress.org/advanced-administration/server/web-server/nginx/' )
 		);
 		echo '</p></li>';
 
diff --git a/src/wp-admin/network.php b/src/wp-admin/network.php
index 40c5ffc5bf02a..99638dabc3ab6 100644
--- a/src/wp-admin/network.php
+++ b/src/wp-admin/network.php
@@ -65,7 +65,7 @@
 	'<p>' . __( 'Once you add this code and refresh your browser, multisite should be enabled. This screen, now in the Network Admin navigation menu, will keep an archive of the added code. You can toggle between Network Admin and Site Admin by clicking on the Network Admin or an individual site name under the My Sites dropdown in the Toolbar.' ) . '</p>' .
 	'<p>' . __( 'The choice of subdirectory sites is disabled if this setup is more than a month old because of permalink problems with &#8220;/blog/&#8221; from the main site. This disabling will be addressed in a future version.' ) . '</p>' .
 	'<p><strong>' . __( 'For more information:' ) . '</strong></p>' .
-	'<p>' . __( '<a href="https://wordpress.org/documentation/article/create-a-network/">Documentation on Creating a Network</a>' ) . '</p>' .
+	'<p>' . __( '<a href="https://developer.wordpress.org/advanced-administration/multisite/create-network/">Documentation on Creating a Network</a>' ) . '</p>' .
 	'<p>' . __( '<a href="https://wordpress.org/documentation/article/tools-network-screen/">Documentation on the Network Screen</a>' ) . '</p>';
 
 get_current_screen()->add_help_tab(
@@ -78,7 +78,7 @@
 
 get_current_screen()->set_help_sidebar(
 	'<p><strong>' . __( 'For more information:' ) . '</strong></p>' .
-	'<p>' . __( '<a href="https://wordpress.org/documentation/article/create-a-network/">Documentation on Creating a Network</a>' ) . '</p>' .
+	'<p>' . __( '<a href="https://developer.wordpress.org/advanced-administration/multisite/create-network/">Documentation on Creating a Network</a>' ) . '</p>' .
 	'<p>' . __( '<a href="https://wordpress.org/documentation/article/tools-network-screen/">Documentation on the Network Screen</a>' ) . '</p>' .
 	'<p>' . __( '<a href="https://wordpress.org/support/forums/">Support forums</a>' ) . '</p>'
 );
diff --git a/src/wp-admin/network/index.php b/src/wp-admin/network/index.php
index b51fc4e560949..96f4f682c7d25 100644
--- a/src/wp-admin/network/index.php
+++ b/src/wp-admin/network/index.php
@@ -53,7 +53,7 @@
 
 get_current_screen()->set_help_sidebar(
 	'<p><strong>' . __( 'For more information:' ) . '</strong></p>' .
-	'<p>' . __( '<a href="https://wordpress.org/documentation/article/network-admin/">Documentation on the Network Admin</a>' ) . '</p>' .
+	'<p>' . __( '<a href="https://developer.wordpress.org/advanced-administration/multisite/admin/">Documentation on the Network Admin</a>' ) . '</p>' .
 	'<p>' . __( '<a href="https://wordpress.org/support/forum/multisite/">Support forums</a>' ) . '</p>'
 );
 
diff --git a/src/wp-admin/options-general.php b/src/wp-admin/options-general.php
index 28aa16cb9a455..b522997f90c2b 100644
--- a/src/wp-admin/options-general.php
+++ b/src/wp-admin/options-general.php
@@ -32,8 +32,8 @@
 		'<p>' . sprintf(
 			/* translators: %s: Documentation URL. */
 			__( 'Though the terms refer to two different concepts, in practice, they can be the same address or different. For example, you can have the core WordPress installation files in the root directory (<code>https://example.com</code>), in which case the two URLs would be the same. Or the <a href="%s">WordPress files can be in a subdirectory</a> (<code>https://example.com/wordpress</code>). In that case, the WordPress URL and the site URL would be different.' ),
-			__( 'https://wordpress.org/documentation/article/giving-wordpress-its-own-directory/' )
-		) . '</p>' .
+			__( 'https://developer.wordpress.org/advanced-administration/server/wordpress-in-directory/' )
+			) . '</p>' .
 		'<p>' . sprintf(
 			/* translators: 1: http://, 2: https:// */
 			__( 'Both WordPress URL and site URL can start with either %1$s or %2$s. A URL starting with %2$s requires an SSL certificate, so be sure that you have one before changing to %2$s. With %2$s, a padlock will appear next to the address in the browser address bar. Both %2$s and the padlock signal that your site meets some basic security requirements, which can build trust with your visitors and with search engines.' ),
@@ -235,7 +235,7 @@ class="<?php echo esc_attr( $classes_for_button ); ?>"
 		printf(
 			/* translators: %s: Documentation URL. */
 			__( 'Enter the same address here unless you <a href="%s">want your site home page to be different from your WordPress installation directory</a>.' ),
-			__( 'https://wordpress.org/documentation/article/giving-wordpress-its-own-directory/' )
+			__( 'https://developer.wordpress.org/advanced-administration/server/wordpress-in-directory/' )
 		);
 		?>
 </p>
diff --git a/src/wp-admin/options-permalink.php b/src/wp-admin/options-permalink.php
index 46da9be8f3f93..a22cdb0c92f62 100644
--- a/src/wp-admin/options-permalink.php
+++ b/src/wp-admin/options-permalink.php
@@ -61,7 +61,7 @@
 	'<p>' . __( '<a href="https://wordpress.org/documentation/article/customize-permalinks/">Documentation on Using Permalinks</a>' ) . '</p>';
 
 if ( $is_nginx ) {
-	$help_sidebar_content .= '<p>' . __( '<a href="https://wordpress.org/documentation/article/nginx/">Documentation on Nginx configuration</a>.' ) . '</p>';
+	$help_sidebar_content .= '<p>' . __( '<a href="https://developer.wordpress.org/advanced-administration/server/web-server/nginx/">Documentation on Nginx configuration</a>.' ) . '</p>';
 }
 
 $help_sidebar_content .= '<p>' . __( '<a href="https://wordpress.org/support/forums/">Support forums</a>' ) . '</p>';
@@ -465,7 +465,7 @@ class="button button-secondary"
 					/* translators: 1: web.config, 2: Documentation URL, 3: Ctrl + A, 4: ⌘ + A, 5: Element code. */
 					__( '<strong>Error:</strong> Your %1$s file is not <a href="%2$s">writable</a>, so updating it automatically was not possible. This is the URL rewrite rule you should have in your %1$s file. Click in the field and press %3$s (or %4$s on Mac) to select all. Then insert this rule inside of the %5$s element in %1$s file.' ),
 					'<code>web.config</code>',
-					__( 'https://wordpress.org/documentation/article/changing-file-permissions/' ),
+					__( 'https://developer.wordpress.org/advanced-administration/server/file-permissions/' ),
 					'<kbd>Ctrl + A</kbd>',
 					'<kbd>⌘ + A</kbd>',
 					'<code>/&lt;configuration&gt;/&lt;system.webServer&gt;/&lt;rewrite&gt;/&lt;rules&gt;</code>'
@@ -497,7 +497,7 @@ class="button button-secondary"
 				printf(
 					/* translators: 1: Documentation URL, 2: web.config, 3: Ctrl + A, 4: ⌘ + A */
 					__( '<strong>Error:</strong> The root directory of your site is not <a href="%1$s">writable</a>, so creating a file automatically was not possible. This is the URL rewrite rule you should have in your %2$s file. Create a new file called %2$s in the root directory of your site. Click in the field and press %3$s (or %4$s on Mac) to select all. Then insert this code into the %2$s file.' ),
-					__( 'https://wordpress.org/documentation/article/changing-file-permissions/' ),
+					__( 'https://developer.wordpress.org/advanced-administration/server/file-permissions/' ),
 					'<code>web.config</code>',
 					'<kbd>Ctrl + A</kbd>',
 					'<kbd>⌘ + A</kbd>'
@@ -533,7 +533,7 @@ class="button button-secondary"
 				/* translators: 1: .htaccess, 2: Documentation URL, 3: Ctrl + A, 4: ⌘ + A */
 				__( '<strong>Error:</strong> Your %1$s file is not <a href="%2$s">writable</a>, so updating it automatically was not possible. These are the mod_rewrite rules you should have in your %1$s file. Click in the field and press %3$s (or %4$s on Mac) to select all.' ),
 				'<code>.htaccess</code>',
-				__( 'https://wordpress.org/documentation/article/changing-file-permissions/' ),
+				__( 'https://developer.wordpress.org/advanced-administration/server/file-permissions/' ),
 				'<kbd>Ctrl + A</kbd>',
 				'<kbd>⌘ + A</kbd>'
 			);
diff --git a/src/wp-admin/options-writing.php b/src/wp-admin/options-writing.php
index b65f19ebf996b..21adf262f8887 100644
--- a/src/wp-admin/options-writing.php
+++ b/src/wp-admin/options-writing.php
@@ -225,7 +225,7 @@
 		printf(
 			/* translators: %s: Documentation URL. */
 			__( 'When you publish a new post, WordPress automatically notifies the following site update services. For more about this, see the <a href="%s">Update Services</a> documentation article. Separate multiple service URLs with line breaks.' ),
-			__( 'https://wordpress.org/documentation/article/update-services/' )
+			__( 'https://developer.wordpress.org/advanced-administration/wordpress/update-services/' )
 		);
 		?>
 	</label></p>
@@ -239,7 +239,7 @@
 		printf(
 			/* translators: 1: Documentation URL, 2: URL to Reading Settings screen. */
 			__( 'WordPress is not notifying any <a href="%1$s">Update Services</a> because of your site&#8217;s <a href="%2$s">visibility settings</a>.' ),
-			__( 'https://wordpress.org/documentation/article/update-services/' ),
+			__( 'https://developer.wordpress.org/advanced-administration/wordpress/update-services/' ),
 			'options-reading.php'
 		);
 		?>
diff --git a/src/wp-admin/plugin-editor.php b/src/wp-admin/plugin-editor.php
index da57d95e74fff..cd743baa37d6f 100644
--- a/src/wp-admin/plugin-editor.php
+++ b/src/wp-admin/plugin-editor.php
@@ -323,7 +323,7 @@
 			printf(
 				/* translators: %s: Documentation URL. */
 				__( 'You need to make this file writable before you can save your changes. See <a href="%s">Changing File Permissions</a> for more information.' ),
-				__( 'https://wordpress.org/documentation/article/changing-file-permissions/' )
+				__( 'https://developer.wordpress.org/advanced-administration/server/file-permissions/' )
 			);
 			?>
 		</p>
diff --git a/src/wp-admin/setup-config.php b/src/wp-admin/setup-config.php
index 5fd805e41a76a..4f0833805cf8b 100644
--- a/src/wp-admin/setup-config.php
+++ b/src/wp-admin/setup-config.php
@@ -197,7 +197,7 @@ function setup_config_display_header( $body_classes = array() ) {
 		printf(
 			/* translators: 1: Documentation URL, 2: wp-config.php */
 			__( 'Need more help? <a href="%1$s">Read the support article on %2$s</a>.' ),
-			__( 'https://wordpress.org/documentation/article/editing-wp-config-php/' ),
+			__( 'https://developer.wordpress.org/advanced-administration/wordpress/wp-config/' ),
 			'<code>wp-config.php</code>'
 		);
 		?>
@@ -484,7 +484,7 @@ function setup_config_display_header( $body_classes = array() ) {
 						/* translators: 1: wp-config.php, 2: Documentation URL. */
 						__( 'You need to make the file %1$s writable before you can save your changes. See <a href="%2$s">Changing File Permissions</a> for more information.' ),
 						'<code>wp-config.php</code>',
-						__( 'https://wordpress.org/documentation/article/changing-file-permissions/' )
+						__( 'https://developer.wordpress.org/advanced-administration/server/file-permissions/' )
 					);
 				} else {
 					$error_message = sprintf(
diff --git a/src/wp-admin/theme-editor.php b/src/wp-admin/theme-editor.php
index 868df4b65c01f..dfbe69abb6ec4 100644
--- a/src/wp-admin/theme-editor.php
+++ b/src/wp-admin/theme-editor.php
@@ -51,7 +51,7 @@
 	'<p><strong>' . __( 'For more information:' ) . '</strong></p>' .
 	'<p>' . __( '<a href="https://developer.wordpress.org/themes/">Documentation on Theme Development</a>' ) . '</p>' .
 	'<p>' . __( '<a href="https://wordpress.org/documentation/article/appearance-theme-file-editor-screen/">Documentation on Editing Themes</a>' ) . '</p>' .
-	'<p>' . __( '<a href="https://wordpress.org/documentation/article/editing-files/">Documentation on Editing Files</a>' ) . '</p>' .
+	'<p>' . __( '<a href="https://developer.wordpress.org/advanced-administration/wordpress/edit-files/">Documentation on Editing Files</a>' ) . '</p>' .
 	'<p>' . __( '<a href="https://developer.wordpress.org/themes/basics/template-tags/">Documentation on Template Tags</a>' ) . '</p>' .
 	'<p>' . __( '<a href="https://wordpress.org/support/forums/">Support forums</a>' ) . '</p>'
 );
@@ -356,7 +356,7 @@
 					printf(
 						/* translators: %s: Documentation URL. */
 						__( 'You need to make this file writable before you can save your changes. See <a href="%s">Changing File Permissions</a> for more information.' ),
-						__( 'https://wordpress.org/documentation/article/changing-file-permissions/' )
+						__( 'https://developer.wordpress.org/advanced-administration/server/file-permissions/' )
 					);
 					?>
 				</p>
diff --git a/src/wp-admin/update-core.php b/src/wp-admin/update-core.php
index 80fbd530b24b6..3e48bae0daa04 100644
--- a/src/wp-admin/update-core.php
+++ b/src/wp-admin/update-core.php
@@ -258,7 +258,7 @@ function core_upgrade_preamble() {
 		$message = sprintf(
 			/* translators: 1: Documentation on WordPress backups, 2: Documentation on updating WordPress. */
 			__( '<strong>Important:</strong> Before updating, please <a href="%1$s">back up your database and files</a>. For help with updates, visit the <a href="%2$s">Updating WordPress</a> documentation page.' ),
-			__( 'https://wordpress.org/documentation/article/wordpress-backups/' ),
+			__( 'https://developer.wordpress.org/advanced-administration/security/backup/' ),
 			__( 'https://wordpress.org/documentation/article/updating-wordpress/' )
 		);
 		wp_admin_notice(
@@ -1045,7 +1045,7 @@ function do_undismiss_core_update() {
 		)
 	);
 
-	$help_sidebar_rollback = '<p>' . __( '<a href="https://wordpress.org/documentation/article/common-wordpress-errors/">Common Errors</a>' ) . '</p>';
+	$help_sidebar_rollback = '<p>' . __( '<a href="https://developer.wordpress.org/advanced-administration/wordpress/common-errors/">Common Errors</a>' ) . '</p>';
 }
 
 get_current_screen()->set_help_sidebar(