Please navigate to your username > My brands > Create Brand and fill up the details.
Brand name can be the name of your organization or a name of a company or a product brand.
Brand favicon is simply a logo which you can set for your brand. Recommended size for the favicon is 512 pixels (both Length x Width). Sender name is the name that will show on the email. Sender email address is the email address that will show in ‘Send from: ’ on the email when recipient receives. This sender email address is also the email address which needs to be verified in Amazon SES first. Reply to email address is the Email address you have set so that your customers will be able to send reply to this address. You need to set Time Zone according to your current location time zone. Then click Create brand.