"Here’s a plugin I’ve come up with to disable wpautop on specific posts/pages." From: https://grahamwalters.me/lab/disable-wpautop-on-specific-postspages/ You can place the above code in a file called disable_wpautop.php and upload it to your plugins folder. How do you use it? Easy, you simply add a custom field: Name: wpautop Value: false Secon…

disable_wpautop_plugin.php

<?php
/*
 * Plugin Name: Disable wpautop
 * Plugin URI: https://grahamwalters.me/2014/03/07/disable-wpautop-on-specific-postspages/
 * Author: Graham Walters
 * Author URI: https://grahamwalters.me
 * Version: 1.1
 * Description: Disable wpautop on posts/pages with custom field 'wpautop' == false.
 */

function custom_wpautop($content) {
  if (get_post_meta(get_the_ID(), 'wpautop', true) == 'false')
    return $content;
  else
    return wpautop($content);
}

remove_filter('the_content', 'wpautop');
add_filter('the_content', 'custom_wpautop');
?>

no-autop.php

<?php
// https://gist.github.com/ninnypants/1668216
// Removed br from the code
// Goes to a hookbox in combination with a lable, so you can apply it to certain pages
add_filter( 'the_content', 'remove_empty_p', 20, 1 );
function remove_empty_p( $content ){
	// clean up p tags around block elements
	$content = preg_replace( array(
		'#<p>\s*<(div|aside|section|article|header|footer)#',
		'#</(div|aside|section|article|header|footer)>\s*</p>#',
		'#</(div|aside|section|article|header|footer)>\s*<br ?/?>#',
		'#<(div|aside|section|article|header|footer)(.*?)>\s*</p>#',
		'#<p>\s*</(div|aside|section|article|header|footer)#',
	), array(
		'<$1',
		'</$1>',
		'</$1>',
		'<$1$2>',
		'</$1',
	), $content );
	return preg_replace('#<p>(\s|&nbsp;)*(\s|&nbsp;)*</p>#i', '', $content);
}
?>

remove-empty-p.php

<?php
/**
 * Remove empty paragraphs created by wpautop()
 * CAUTION: Can break form plugins!
 * @author Ryan Hamilton
 * @link https://gist.github.com/Fantikerz/5557617
 * @article https://gomakethings.com/remove-empty-paragraphs-added-by-wordpress/
 */
function remove_empty_p( $content ) {
	$content = force_balance_tags( $content );
    $content = preg_replace( '#<p>\s*+(<br\s*/*>)?\s*</p>#i', '', $content );
    $content = preg_replace( '~\s?<p>(\s|&nbsp;)+</p>\s?~', '', $content );
    return $content;
}
add_filter('the_content', 'remove_empty_p', 20, 1);
?>