Why can't I see my branding in the SalesMail I just sent via email?

Why can't I see my branding in the SalesMail I just sent via email?

We highly recommend that you share SalesMail using your device’s built-in email application. This will allow for your company branding and custom GIF to display in the best possible manner – leading to more opens and views! For more information on how to do this, please contact us at support@heartlegacy.zohodesk.com or or (833) 757-6245.