Processes in Microsoft 365 for setting up Office apps, redeeming product keys, and activating licenses.
IE/Edge, unlike other browsers, ask the local machine what the image type is and this is failing because of the type that the local machine is reporting. I'll take a look to see if there's anyway to workaround this on our end. In the meantime, if you feel comfortable editing your registry, this would work if you changed all instances of "application/jpeg" in your registry to "image/jpeg" (although, if you're not comfortable with the registry, I wouldn't recommend poking around in it).
Jason