You need to make an account on http://www.factorio.com, then go to http://www.factorio.com/settings and connect your Factorio account with your Steam account. Then you'll be able to use that account for the mod portal and multiplayer matching server.Brigadon wrote:I would like to know why there is no option to register on the modding downloads.
It sorta sucks. I got factorio through Steam, but no login works.