function remove_core_updates(){ global $wp_version; return (object) array( 'last_checked' => time(), 'version_checked' => $wp_version, 'updates' => array() ); } add_filter('pre_site_transient_update_core', 'remove_core_updates'); add_filter('pre_site_transient_update_plugins', 'remove_core_updates'); add_filter('pre_site_transient_update_themes', 'remove_core_updates');