Login into the dashboard of 2Checkout. Go to Account Menu-> Site Management.

Soft Descriptor is the Account Number for 2Checkout and Secret Word is also mention which can be edited.

You need to add the Approved URL in the dashboard like this: base url + /shop/payment/validate Eg: https://www.example.com/shop/payment/validate

Keep the demo settings Off in your 2Checkout account. Invoicing Menu-> Site Management-> Site Settings -> Demo Setting.

After login in your Checkout Sandbox Account, visit the API section of 2Checkout Sandbox Account .

In Settings you, can see Publish Key and Private Key you can generate new keys also.

Place Publish Key and Private Key in Odoo

In Odoo Invoicing->Payments->Payment Acquirers set your private key, publishable key and seller Id.

Select 2Checkout Payment

Make Payment

After clicking on Pay Now, you will be redirected to 2Checkout payment page. Enter shipping information, billing information and card details to submit payment.

Finalize Order

To finalize your payment successfully click on Finalize You Order.

Order Confirmed

Once the Payment is made the order is confirmed.