Board Thread:Support Requests - Designing Your Wiki/@comment-43863641-20190926133413/@comment-366087-20190929233623

You go to the page. EDIT. On the right rail should be a module "Categories". Find the Cat in the list and delete it (trashcan icon).

IF you don't see that module and you are using Source Editor, look to the main editing pane for a series of lines which look like   and delete the line.