a href=#add>How to add content section</a>.</p></li><li><p>If you want to review an existing pull request (PR), follow the steps in our
<a href=#review>How to review content section</a></p></li></ul><p>Once your changes are merged, they show up immediately on
<code>preliminary.istio.io</code>. However, the changes only
show up on <code>istio.io</code> the next time we produce a new
release, which happens around once a quarter.</p><h3 id=add>How to add content</h3><p>To add content you must create a fork of 