// Replace your Title Column with the Existing one //
function replace_title_column($columns) {

    $new = array();

    foreach($columns as $key => $title) {
        if ($key=='title')
        $new['new-title'] = __(Title); // Our New Colomn Name
        $new[$key] = $title;
    }

    unset($new['title']);
    return $new;
}

// Replace the title with your custom title
function replace_title_products($column_name, $post_ID) {
    if ($column_name == 'new-title') {
        $cont = get_the_title();
    $cont = str_replace('<', '<', $cont);
    $cont = str_replace('>', '>', $cont);
    $cont = str_replace('"', '"', $cont); ?>
    <a class="row-title" href="<?php echo esc_url( home_url( '/' ) ); ?>wp-admin/post.php?post=<?php echo $post_ID; ?>&action=edit"><?php echo strip_tags($cont); ?></a>
    <?php
    }
}

add_filter('manage_posts_columns', 'replace_title_column');
add_action('manage_posts_custom_column', 'replace_title_products', 10, 2);
add_filter('manage_pages_columns', 'replace_title_column');
add_action('manage_pages_custom_column', 'replace_title_products', 10, 2);