WordPress - Custom WP_Query with pagination

wp_query_w_pagination.php

global $wp_query;
$paged = get_query_var('paged', 1);

$args = array( 
    'post_type' => '{your_post_type_name}',
    'meta_query' => array('{add your meta query argument if need}'),  
    'orderby' => 'modified',
    'order' => 'DESC',
    'posts_per_page' => 20,
    'paged' => $paged 
);
$query = new WP_Query($args);

if($query->have_posts()):
    while ($query->have_posts()) : $query->the_post();
        //add your code here
    endwhile;
    wp_reset_query();

    //manage pagination based on custom Query.
    $GLOBALS['wp_query']->max_num_pages = $query->max_num_pages;
    the_posts_pagination(array(
        'mid_size' => 1,
        'prev_text' => __('Previous page', 'patelextensions'),
        'next_text' => __('Next page', 'patelextensions'),
        'before_page_number' => '<span class="meta-nav screen-reader-text">' . __('Page', 'patelextensions') . ' </span>',
    ));
else:
?>
<div class="container text-center"><?php echo _d('Result not found','30'); ?></div>
<?php
 endif;
?>