Thank you to everyone who responded! That puts my mind at ease, and I'll get his beak trimmed as well as get him a different plate to keep it maintained. :)
My redfoot has had this white spot under his left eye for around 2 weeks. There has been no change to his behavior, and it doesn't seem to bother him, not even if I touch it. It's not shedding, weeping, swelling. Today I noticed a small bit of it starting underneath his right eye. I'm not sure...