Ticket #46682: 46682.diff

src/js/_enqueues/admin/site-health.js

@@ -33 +33 @@
                 }
         } );
 
-        $( '.health-check-accordion' ).on( 'keyup', '.health-check-accordion-trigger', function( e ) {
-                if ( '38' === e.keyCode.toString() ) {
+        // Arrows navigation on the accordion headers.
+        $( '.health-check-accordion' ).on( 'keydown', '.health-check-accordion-trigger', function( event ) {
+                if ( 38 === event.which ) {
+                        event.preventDefault();
                         $( '.health-check-accordion-trigger', $( this ).closest( 'dt' ).prevAll( 'dt' ) ).focus();
-                } else if ( '40' === e.keyCode.toString() ) {
-                        $( '.health-check-accordion-trigger', $( this ).closest( 'dt' ).nextAll( 'dt' ) ).focus();
+                } else if ( 40 === event.which ) {
+                        event.preventDefault();
+                        $( '.health-check-accordion-trigger', $( this ).closest( 'dt' ).nextAll( 'dt' ) ).first().focus();
                 }
         } );