Override the archive title for a CPT in Elementor Pro

epro-cpt-archive-override.php

<?php

// ganked this from a FB group thread that linked to a dead E doc page. 
// Storing here for reference/posterity.

function archive_callback( $title ) {
  // make this a switch if you want to handle a bunch of different CPTs in one go
	if ( is_post_type_archive('my_cpt_slug') ) {
		return 'My custom archive title, baybay';
	}
	return $title;
}
add_filter( 'elementor/utils/get_the_archive_title','archive_callback' );