# Source: https://docs.chatling.ai/knowledge-base/delete-data-sources.md

> ## Documentation Index
> Fetch the complete documentation index at: https://docs.chatling.ai/llms.txt
> Use this file to discover all available pages before exploring further.

# Delete data sources

> Learn how to delete data sources in the Knowledge Base.

If you no longer need a data source or want to prevent the AI from using it, you can delete it from the Knowledge Base. The information associated with the deleted data source will be purged permanently and cannot be recovered.

## How to delete a data source

1. Go to the `Knowledge Base`.
2. Next to every data source is a delete icon, as shown below. Click on the icon to delete the data source.

<img src="https://chatling-assets.b-cdn.net/delete-data-sources.jpg" width="600" alt="Delete data sources in the Knowledge Base" />

## How to delete data sources in bulk

To delete multiple data sources at once, click on the checkbox next to the data sources you want to delete. Then, click the `Bulk action` dropdown and select `Delete`.

<img src="https://chatling-assets.b-cdn.net/delete-data-sources-in-bulk.jpeg" width="600" alt="Delete data sources in bulk in the Knowledge Base" />