ahmetsali, great suggestion! Re-uploading did the trick. We’re currently in the maternity ward of a hospital and the internet connection is horrible, the original upload must have been corrupted. Thank you both!
And for any other theme users, this is a troubleshooting step to add to your list before posting a new thread.
Thanks for your reply. These are the directions I mentioned following before creating this post. Here is a screenshot of the gallery with all settings: