> For the complete documentation index, see [llms.txt](https://knowledge.themeware.design/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://knowledge.themeware.design/knowledge-base/profi-knowledge/expert-settings-in-the-theme-configuration.md).

# Expert settings in the theme configuration

In this section, you can add your own CSS and/or JavaScript code. As this are **"individual customisations"**, we can only provide limited support here as part of the plugin support.

> Tab "Others" => Block "Expert settings"

The **"Expert settings"** in the theme configuration are – as the name implies – aimed at experts or professionals who are experienced in dealing with individual customisations.

{% hint style="danger" %}
**Attention**: Please note that custom code can cause considerable issues or potentially dangerous vulnerabilities!
{% endhint %}

You can find out how to use these configuration fields in the ‘Individual customisations’ section:

{% content-ref url="/pages/LCCcbuJnEQ6bLiaZuVjK" %}
[Individual customizations](/knowledge-base/tutorials/individual-customizations.md)
{% endcontent-ref %}

<figure><img src="/files/0KpIy4mAQVrctghab1fp" alt=""><figcaption><p>ThemeWare® "Expert settings"</p></figcaption></figure>

{% hint style="success" %}
**Tip**: To apply the "Expert settings" in the storefront, please activate "Expert mode" and deactivate the "Debug mode" of ThemeWare®:

* Tab "Others" => Block "Expert settings" => Expert mode
* [Expert mode](/knowledge-base/profi-knowledge/expert-mode.md)
* [Debug mode](/knowledge-base/profi-knowledge/debug-mode.md)
  {% endhint %}

{% hint style="info" %}
**Note**: The "Expert settings" are individual customisations. As part of the plugin support, we can provide support here only to a very limited extent.
{% endhint %}

***

## Further information

{% content-ref url="/pages/LDTYP9F1CmUWn3WGroaP" %}
[Expert mode](/knowledge-base/profi-knowledge/expert-mode.md)
{% endcontent-ref %}

{% content-ref url="/pages/eSsbXbfv1DmfgXOQK0tD" %}
[Debug mode](/knowledge-base/profi-knowledge/debug-mode.md)
{% endcontent-ref %}