Try going to settings >> harvester engine configuration >> import >> default engines.
Perhaps your engine file is messed up and that will reset it. (and delete any custom engines you made so back them up first if you have added any)
Your screen looks correct, but when I do that I get videos
Perhaps your engine file is messed up and that will reset it. (and delete any custom engines you made so back them up first if you have added any)
Your screen looks correct, but when I do that I get videos