First of all, you must open account with Orama Investimentos through this link: https://minhaconta.orama.com.br/novo-cadastro/?origem-comercial=1366
Once having the broker account, you must hire the platform in the broker's platform, following the steps bellow: Click on ferramentas > Contratar Ferramentas > TradingView.
By selecting the TradingView platform a password to access the Trading Terminal will be generated, you can download the desktop platform or trade from the webpage as well.
Remember to authorize your account to trade equity/futures markets, and after that allocate the necessary margin for trading. If you have questions about how to authorize margin trading or how to allocate margin funds, please do not hesitate to contact the broker's support.