title: Increase number of category Wordpress Admin
body: <p>Is possible change number on post/product category display in wordpress admin area?</p>
  
  <p>Now is 20, but i need 50 per page.</p>
  
  <pre><code>&lt;?php
  function change_admin_pagination(){
  global $per_page, $wp_query;
  $per_page = 500;
  $posts_per_page = 25;
  $wp_query-&gt;query('showposts='. $posts_per_page);
  }
  add_action('admin_head', 'change_admin_pagination');
  ?&gt;
  </code></pre>
  
  <p>I found this but is for post per page in admin area.</p>