Board Thread:Support Requests - Getting Technical/@comment-1038387-20150531153640/@comment-1038387-20150531182939

Undead.exe wrote: I don't think we've had that problem on our wiki, but we've never actually deleted Image.jpg -- we just protected and left it there. I don't know whether files will continue to remain protected once you delete it, since it seems to then allow anyone to remake a new version of said file.

There's an upload restriction (in addition to edit and create).