Change default zoom for all PDF files in PDF Embedder Premium

/**

 * Set the default zoom value for all shortcodes/blocks regardless of their settings.

 * See https://wp-pdf.com/premium-instructions/shortcodes/#zoom for available Zoom values.

 */

add_filter( 'pdfemb_premium_viewer_strings', static function( $atts ) {

	$atts['zoom']   = 'page-actual';

	$atts['fpzoom'] = 'page-actual';

	return $atts;

} );