# Editing MediaTailor configuration settings
<a name="configurations-edit"></a>

You can edit a configuration to update the origin server and ad decision server (ADS) mapping, or change how AWS Elemental MediaTailor interacts with a content distribution network (CDN).



 **To edit a configuration ** 

1. Open the MediaTailor console at [https://console.aws.amazon.com/mediatailor/](https://console.aws.amazon.com/mediatailor/).

1. On the **Configurations** page, choose the name of the configuration that you want to edit.

1. On the configuration details page, choose **Edit**, and then revise the configuration settings as needed. You can't edit the configuration name. For information about configuration attributes, see [Creating an MediaTailor playback configuration](configurations-create.md).

1. Choose **Save**.