Edit File: excerpt-image.php
<?php /** * Show the appropriate content for the Image post format. * * @link https://developer.wordpress.org/themes/basics/template-hierarchy/ * * @package WordPress * @subpackage Twenty_Twenty_One * @since Twenty Twenty-One 1.0 */ // If there is no featured-image, print the first image block found. if ( ! twenty_twenty_one_can_show_post_thumbnail() && has_block( 'core/image', get_the_content() ) ) { twenty_twenty_one_print_first_instance_of_block( 'core/image', get_the_content() ); } the_excerpt();