> For the complete documentation index, see [llms.txt](https://pumpd-co.gitbook.io/pumpd-docs/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://pumpd-co.gitbook.io/pumpd-docs/how-to-guides/setup-custom-checkout-fields.md).

# Setup Custom Checkout Fields

* Go to settings > Services
* Choose the service that you would like to add a custom checkout field to.
* Select 'Custom Checkout Fields'
* Press 'Add new field'
* Customise the field as required.
* Press save and review the field.