Your username cannot be updated. You can update your email address by following the steps below:
Step 1: Log in to your loyalty account.
Step 2: Click on My Dashboard
Step 3: Click on My Profile on the left hand side menu
Step 4: Click on Change email Address
Step 5: Enter the new email address and enter your password and click Save Changes.
Step 6: An activation link will be sent to the new email address. Click the link to activate the new email.