> ## Knowledge Base Index
> Fetch the complete knowledge base index at: https://help.sayduck.com/sitemap.xml
> Use this file to discover available pages before exploring further.
> Pure-Markdown content can be obtained by appending a '.md' suffix to the content URLs listed in the sitemap (without the trailing slash).

# Sub-configurations

**Sub-configurations** are used to categorise **Variants** within a **Configuration** to their own selections/dropdown menus.

When selected, another dropdown will be added with the **Variant** option within that **Sub-configuration**.

|| Sub-configurations are obsolete if you are building a custom picker

![](https://storage.crisp.chat/users/helpdesk/website/cae6f284ce714800/sub-configuration-viewer_1pplk10.png)

###### How to add a sub-configuration?

To add a **Sub-configuration**, click on the highlighted icon.

![](https://storage.crisp.chat/users/helpdesk/website/cae6f284ce714800/sub-configuration-editor_guoi9g.png)

###### Drag & drop Variant to sub-configuration

You can drag and drop a Variant to a sub-configuration.

![](https://storage.crisp.chat/users/helpdesk/website/cae6f284ce714800/image_vyzoz.png)