This could be useful if for example you live in a country that restricts some URLs.

### Disable the automatic docs

The first step is to disable the automatic docs, as by default, those use the default CDN.

To disable them, set their URLs to `None` when creating your `FastAPI` app:

```Python hl_lines="8"
{!../../../docs_src/custom_docs_ui/tutorial001.py!}
```