To reset an online banking password for Main Source Bank, the process typically involves a few straightforward steps. First, users should visit the Main Source Bank website and locate the online banking login section. There is usually an option for "Forgot Password" or "Reset Password." By clicking this option, users will be prompted to enter the necessary account information, which may include their username and other identifying details. Once this information is submitted, instructions will be sent to the registered email address or mobile number, allowing users to create a new password. It is advisable to follow the provided guidelines for selecting a strong password to enhance security. For the most current information or assistance, users may check the official website of Main Source Bank.