> For the complete documentation index, see [llms.txt](https://aplazo.gitbook.io/aplazo-integrations/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://aplazo.gitbook.io/aplazo-integrations/espanol/intro-for-aplazo-api-online/request-a-cancellation-sequence.md).

# Request a cancellation - Sequence

A cancellation is the process to cancel a payment request that has not been confirmed by Aplazo to the merchant. If the payment request was already confirmed will not be possible to cancel.

Here is the sequence process and how to interact with Aplazo for a payment cancellation 

<figure><img src="https://content.gitbook.com/content/UR1kwlS8DiKsSq3rCVB5/blobs/raRqHodYhOd6ljC5WjkN/image.png" alt=""><figcaption><p>Request Cancellation Sequence</p></figcaption></figure>

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## Steps

1. Use Authentication call to get the Bearer token ( to be used in following call)&#x20;
2. Use the Request Payment call and get the Aplazo checkout URL&#x20;
3. Redirect customer to Aplazo checkout URL&#x20;
4. Customer does not complete payment&#x20;
5. Ecommerce requires cancellation&#x20;
6. Request Payment cancellation&#x20;
7. Aplazo cancel order payment

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{% hint style="warning" %}
**Note**:  Requirement Aplazo transaction needs to be not confirmed in Aplazo system&#x20;
{% endhint %}