Filter Canonical URL for paginated pages - Wordpress, Yoast

functions.php

/**
 * Filter Canonical URL for paginated pages.
 *
 * @param string $canonical The current page's generated canonical URL.
 *
 * @return string The filtered canonical URL.
 */
function filter_wpseo_canonical( $canonical ) {
	$a = '/page/';
	if ( strpos( $canonical, $a ) !== false ) {
		$canonical = substr( $canonical, 0, strpos( $canonical, '/page/' ) );
		$canonical = $canonical . '/';
	}
	return $canonical;
};
add_filter( 'wpseo_canonical', 'filter_wpseo_canonical', 10, 1 );