diff --git a/src/wp-includes/class-wp-editor.php b/src/wp-includes/class-wp-editor.php
index 31f0629fc9..b3c21fc17a 100644
--- a/src/wp-includes/class-wp-editor.php
+++ b/src/wp-includes/class-wp-editor.php
@@ -1042,6 +1042,8 @@ final class _WP_Editors {
 			'Ctrl + letter:' => __( 'Ctrl + letter:' ),
 			'Letter' => __( 'Letter' ),
 			'Action' => __( 'Action' ),
+			'To move focus to other buttons use Tab or the arrow keys. To return focus to the editor press Escape or use one of the buttons.' =>
+				__( 'To move focus to other buttons use Tab or the arrow keys. To return focus to the editor press Escape or use one of the buttons.' ),
 		);
 
 		/**
diff --git a/src/wp-includes/css/editor.css b/src/wp-includes/css/editor.css
index 3ef458f166..71a625b0d4 100644
--- a/src/wp-includes/css/editor.css
+++ b/src/wp-includes/css/editor.css
@@ -126,7 +126,8 @@
 }
 
 .mce-window .wp-editor-help p {
-	margin: 7px 0;
+	margin: 8px 0;
+	white-space: normal;
 }
 
 .mce-window .wp-editor-help table {
@@ -138,7 +139,6 @@
 .mce-window .wp-editor-help th {
 	font-size: 13px;
 	vertical-align: middle;
-	
 }
 
 .mce-window .wp-editor-help td {
diff --git a/src/wp-includes/js/tinymce/plugins/wordpress/plugin.js b/src/wp-includes/js/tinymce/plugins/wordpress/plugin.js
index e294078b43..3daee1790f 100644
--- a/src/wp-includes/js/tinymce/plugins/wordpress/plugin.js
+++ b/src/wp-includes/js/tinymce/plugins/wordpress/plugin.js
@@ -273,7 +273,9 @@ tinymce.PluginManager.add( 'wordpress', function( editor ) {
 						tr({ 'Alt + F9':  'Editor menu (when enabled)' }) +
 						tr({ 'Alt + F10': 'Editor toolbar' }) +
 						tr({ 'Alt + F11': 'Elements path' }) +
-					'</table></div>'
+					'</table>' +
+					'<p>' + __( 'To move focus to other buttons use Tab or the arrow keys. To return focus to the editor press Escape or use one of the buttons.' ) + '</p>' +
+					'</div>'
 				)
 			},
 			buttons: {