Q.トップページ4を使わないので削除したいです。

A.下記のPHPファイルの該当箇所を削除してください

編集するファイル： Welcome Screen 固定ページテンプレート (page-welcome.php）

<section>
  <div class="amore-divider romaji" data-parallax="scroll"
data-speed="0.6" data-image-src="<?php echo $options['bg_image3'];
?>">
    <div class="container">
      <div class="row">
        <div class="col-xs-120 no-padding">
          <h2 class="invisibletexteffect animate offsetted
top-headline fourth_headline"><?php echo
$options['fourth_headline'];?></h2>
        </div>
      </div>
    </div>
  </div>

  <div id="fourth" class="container">
    <div class="row">
      <div class="col-xs-120 no-padding amore-section">
        <h3 class="lead romaji top-headline2 mb50"><?php echo
$options['fourth_headline2'];?></h3>
        <div class="row">
          <?php if($options['fourth_cate']): ?>
            <?php
             $cat_id = $options['fourth_cate'];
             $the_query = new
WP_Query("post_type=post&posts_per_page=6&orderby=date&order=DESC&cat=".$cat_id);
            ?>
          <?php else: ?>
            <?php $the_query = new
WP_Query("post_type=post&posts_per_page=6&orderby=date&order=DESC");
?>
          <?php endif; ?>
          <?php if ( $the_query->have_posts() ) : ?>
            <?php while ( $the_query->have_posts() ) :
$the_query->the_post(); ?>

              <div class="col-sm-60">
                <div class="row" style="margin-bottom:70px;">
                  <article id="post-<?php the_ID(); ?>" <?php post_class(); ?>>
                    <div class='col-xs-30' style='padding-right:0px'>
                      <a href="<?php the_permalink() ?>"><div
class="thumb blog-list-thumb"><?php if ( has_post_thumbnail()) {
the_post_thumbnail('size3'); } else { echo '<img src="';
bloginfo('template_url'); echo '/img/common/no_image1.gif" alt=""
title="">'; }; ?></div></a>
                    </div>
                    <div class='col-xs-90'>
                      <?php if ($options['show_date']) { echo "<span
class='fa fa-clock-o'></span><span class='timestamp romaji'>&nbsp;" .
get_the_date('Y') . '.' . get_the_date('m') . '.' . get_post_time('j')
. "</span>　";}; ?>
                      <h4 class='list-title'><a href="<?php
the_permalink() ?>"><?php the_title(); ?></a></h4>
                      <p class="list-body"><a href="<?php
the_permalink() ?>"><?php if(has_excerpt()){ the_excerpt(); }else{
new_excerpt(40); }; ?></a></p>
                    </div>
                  </article><!-- #post-## -->
                </div>
              </div>

            <?php
              $counter++;
              if ($counter % 2 == 0) {
                echo '</div><div class="row">';
              }
            ?>
            <?php endwhile; ?>
          <?php endif; ?>
        </div>
      </div>
    </div>
  </div>
</section>