To redeem your code without any issues, follow these simple steps to create a new Xbox account
1. Sign out of any existing Microsoft account.
2. Visit https://www.xbox.com/pt-BR/redeem.
3. Create a new Microsoft account.
4. Click "Resgatar Agora".
5. Enter your code.
6. Click "Avançar".
If you're still having trouble redeeming your code, please watch this step-by-step video guide to get a full explanation.