Board Thread:Support Requests - Getting Technical/@comment-24424249-20160113021311/@comment-1757994-20160113061341

http://crystalprism.wikia.com/wiki/Category:Index?diff=6220 moved Category:Index from Category:Browse to Category:Content

http://crystalprism.wikia.com/wiki/Category:Files?diff=6215 and http://crystalprism.wikia.com/wiki/Category:Files?diff=6216 moved Category:Files from Category:Browse to Category:Content

They are all dated 13 Jan 2016 and done by User:AshWolf Forever, i.e., you. So you seem to be complaining about yourself.

Those are the only to items in that category as I write this.

BTW, categories "show up" when someone uses them, whether there's a Category: page for them or not.

As for the purpose of categories, that's up to whoever uses them. I don't believe Wikia enforces, or even suggests, particular ones.