On the viva.com dashboard, go to Settings › API Access › General.

Copy the Merchant ID and API key.

Copy the Client ID and the generated Client secret (POS API credentials).

Download the viva.com Terminal app on a device, then generate and copy the activation code.

On the viva.com dashboard, go to Sales › Sales Transactions › Physical Payments › Card Terminals.

Create a new card terminal and paste the activation code.

Copy the Terminal ID generated by the terminal activation.

Go to Point of Sale › Configuration › Settings, scroll down to the Payment Terminals section, enable the Viva.com terminal, and click Save.

Go to Point of Sale › Configuration › Payment Methods and create a payment method.

Set the Journal field to Bank.

Select the desired point of sale in the Point of Sale field.

Set the Integration field to Terminal.

Set the Integrate with field to Viva.com.

Paste the copied information from viva.com <viva/configuration> into the corresponding fields:

• Merchant ID

• API Key

• Client ID

• Client secret

• Terminal ID

Save the form and copy the generated webhook URL from the Viva Com Webhook Endpoint field.

Go to the viva.com <viva/configuration> account and paste the webhook URL into the corresponding field.

Click Save.