> For the complete documentation index, see [llms.txt](https://doc.tokenpay.me/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://doc.tokenpay.me/tutorials/how-to-set-a-fixed-currency.md).

# How to Set a Fixed Currency？

By setting a fixed currency, the cash register will accept payments in the currency specified by the interface.

* **In the API application list, select the API application you want to set, click "Operate", then click "Edit".**

<figure><img src="/files/u37nfXLPTVtDkXoFC3Q0" alt=""><figcaption></figcaption></figure>

* **Tap the "Fixed Currency" button, then click "Submit".**

<figure><img src="/files/ZJBaxDzO9CVWTMOMHiML" alt=""><figcaption></figcaption></figure>

After successful setup, the checkout display page appears as follows:

<figure><img src="/files/yUyWiV9v5rQITGKHmTpZ" alt=""><figcaption></figcaption></figure>