Ticket #50549: 50549-2.diff

wp-admin/update-core.php

@@ -274 +274 @@
         echo '</ul>';
         // Don't show the maintenance mode notice when we are only showing a single re-install option.
         if ( $updates && ( count( $updates ) > 1 || 'latest' !== $updates[0]->response ) ) {
-                echo '<p>' . __( 'While your site is being updated, it will be in maintenance mode. As soon as your updates are complete, your site will return to normal.' ) . '</p>';
+                echo '<p>' . __( 'While your site is being updated, it will be in maintenance mode. As soon as your updates are complete, this will be deactivated.' ) . '</p>';
         } elseif ( ! $updates ) {
                 list( $normalized_version ) = explode( '-', $wp_version );
                 echo '<p>' . sprintf(