> For the complete documentation index, see [llms.txt](https://docs.neox.vn/docs/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://docs.neox.vn/docs/collections/integration/how-to-register.md).
# How To Register
**Step 1:** Login to the Merchant Portal
**Step 2:** On the right panel**,** then choose the **Collection service,** then click on **START REGISTRATION** button, then click on **SUBMIT** button on the confirmation popup.
**Step 3:** Configure the webhook to receive the IPN (Optional)
* Enable **Use APIs**
* Fill in the **URL to receive notifications for collection transactions**
* Fill in the **Secret Key**
**Step 4:** Configure the SFTP to receive the collection reconciliation report (Optional)
* Fill in the **Host name**
* Fill in the **Port number**
* Fill in the **Directory Path**
* Select the **Connection method:**
* Choose **Username/Password**, then fill in the **Username** and the **Password**
* Select the **Private key**, then upload **Private key file** (.pem), then fill in the **Username** and the **Passphare**