fileviewer/config.php

<?php
/**
 * Enable this plugin by default for all users. (default: true)
 */
define('PLUGIN_FILEVIEWER_USER_DEFAULT_ENABLE', true);

/**
 * #########################
 *     ADVANCED SECTION
 * #########################
 */

/**
 * Default zoom mode for PDF documents. (default: page-width) [Allowed: "auto", "page-actual", "page-width"]
 */
define('PLUGIN_FILEVIEWER_PDF_DEFAULT_ZOOM', "page-width");
/**
 * Default zoom mode for ODF documents. (default: page-width) [Allowed: "auto", "page-actual", "page-width"]
 */
define('PLUGIN_FILEVIEWER_ODF_DEFAULT_ZOOM', "auto");