Hi! as the title says, I want to know if it is possible to use MP ARG
Use Mercado Pago argentina instead of Mercado Pago Brasil
- Best Answerset by DavidAdriel
It is the same but you need to get credentials from: https://www.mercadopago.com.ar/developers/panel/credentials
Carlos Perfect!! 
3 years later
There are problems at the time of payment when the customer pays the money goes into the account but the system cancels the order