Yoast SEO title snippets

yoast_seo_title_remove.php

<?php
/********* DO NOT COPY THE PARTS ABOVE THIS LINE *********/
/* Remove Yoast SEO Title From All Pages
 * Credit: Yoast Team
 * Last Tested: Jun 17 2020 using Yoast SEO 14.3 on WordPress 5.4.2
 */
 
add_filter( 'wpseo_title', '__return_false' );

yoast_seo_title_remove_post.php

<?php
/********* DO NOT COPY THE PARTS ABOVE THIS LINE *********/
/* Remove Yoast SEO Title From An Individual Post/Page/CPT
 * Credit: Yoast Team
 * Last Tested: Jun 17 2020 using Yoast SEO 14.3 on WordPress 5.4.2
 *********
 * DIFFERENT POST TYPES
 * Post: Change 123456 to the post ID
 * Page: Change is_single to is_page and 123456 to the page ID
 * Custom Post Type: Change is_single to is_singular and 123456 to the 'post_type_slug'
    Example: is_singular( 'cpt_slug' )
 *********
 * MULTIPLE ITEMS
 * Multiple of the same type can use an array.
    Example: is_single( array( 123456, 1234567, 12345678 ) )
 * Multiple of different types can repeat the if statement
 */
 
add_filter( 'wpseo_title', 'remove_one_wpseo_title' );

function remove_one_wpseo_title( $title ) {
	if ( is_single ( 123456 ) ) {
		return false;
	}
/* Use a second if statement here when needed */
	return $title; /* Do not remove this line */
}

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Needed to change in line 22 from is_single to is_page but then it worked like a charm for me. Searched the whole web and a longer time to fix this issue with wordpress, yoast and salient theme.

Big, big thanks amboutwe!!