i cant download the unreal 4 prequisit files, it just does nothing. and i think i let the download go for long enough, it was downloading for 2 hours.
Unfortunately I can't try to replicate this issue, as we've lost power in my area and I can't access my PC. In the meantime, you can try to manually install them using the steps in this article: http://help.epicgames.com/customer/portal/articles/2289966-prerequisites-have-fa...
Sorry for the inconvenience!