> For the complete documentation index, see [llms.txt](https://halosoft.gitbook.io/concept-documentation/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://halosoft.gitbook.io/concept-documentation/other-pages/404-page.md).

# 404 page

{% hint style="info" %}
**404 Page** informs the visitors that the requested page is unavailable or it doesn’t exist for certain reasons.
{% endhint %}

***

## How to set up sections for 404 Page? <a href="#how-to-set-up-sections-for-404-page" id="how-to-set-up-sections-for-404-page"></a>

1. From your Shopify admin, go to **Online Store** **->** **Themes**.
2. Find the theme that you want to edit, and then click **Customize**.
3. Choose **Others** from the dropdown window **->** Choose **404 page**.
4. From the side menu, select **Main 404**. Configure the default page in the setting on the side with the following settings.