> For the complete documentation index, see [llms.txt](https://docs.hubyte.de/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://docs.hubyte.de/seo-ultimate/english-documentation/conversion.md).

# Conversion & usability

Open via: **Marketing → SEO Ultimate → Conversion & usability**

This area bundles features for usability and conversion optimization. Each feature is in its own tab.

> **Colors & compilation:** after changing color values, the **storefront theme must be recompiled** for the changes to become visible. If you leave color fields empty, the theme colors are used.

## 404 page

A custom error page:

* Define a **headline** freely (leave empty = default text).
* Upload an **image** that is shown on the 404 page.

## Social media (footer)

Adds linked social media icons to the footer:

* Links for **Facebook, Instagram, Twitter, Pinterest, YouTube, Vimeo**.
* **Text** as well as **logo/text color** and **background color** configurable.

> Requires a stored **Fontawesome kit code** (see [configuration](/seo-ultimate/english-documentation/installation.md)).

## Newsletter (footer)

A newsletter banner in the footer:

* **Headline**, **body text** and **button label** freely selectable.
* **Text/background color** configurable.

> Requirement: a **shop page layout for newsletter pages** must be defined under **Settings → Basic information**.

## Header banner

A custom banner to promote features (e.g. "Free shipping"):

* Up to **four Fontawesome logo/text pairs**.
* **Text/background color** configurable.

> Requires a stored **Fontawesome kit code**.

## Rich snippets

Switch to enable the product rich snippets (JSON-LD). Details under [Rich snippets](/seo-ultimate/english-documentation/rich-snippets.md).