> For the complete documentation index, see [llms.txt](https://help.pickzen.com/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://help.pickzen.com/design-system/enabling-the-ds.md).

# Enabling the DS

In order to enable the DS to modify a theme, edit a quiz with the theme you want to modify, go to General Settings, and click on the *Advanced* tab:

![](/files/WQHnZxlOG0F5Kto3VR5z)

Enable the DS by clicking on *Use Design System*:

![](/files/uyPnASBA47soWOYHFIYd)

{% hint style="info" %}
Once the DS is enabled, you will work on a forked branch of the theme so any updates including fixes to the main branch will not be applied to your branch.
{% endhint %}

When the DS is enabled, a new tab with the DS builder will show up:

![](/files/Ub6af3NoWKvNVmwS4XXv)