I am unable to get the Gallery Feature to work at all.
Enable or disable the homepage featured block = enable
Choose your homepage featured block style = gallery
Insert the category id for your featured post = 9 (there are 7 posts with this category)
How many post from choosen category id you want to show? = 5
Change your desired custom field for featured post images =
Do you have to enter a custom post value? This seems redundant.