Yes, you can. Account opening is a one-time process, and most banks that support online foreign remittance support online account opening, too. Opening an account with a bank that supports online foreign remittance will allow you to add USD to your Groww USD Balance hassle-free and 100% online. For USD remittance, you may need to provide the new bank with a statement of the transactions made via your old bank account over the past 1 year.