There are three image options in Beacon reports. Here is a guide on how to use them.
Website Logo – Image A
This image comes from the Account/Website section of the App, and can be uploaded here.
Company Logo – Image B
This image comes from the Account/Company section of the App, and can be uploaded here.
Custom Banner – Image C
You can upload this image during report creation. It must be at least 400px x 200px and have the aspect ratio of 2:1.